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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Hoya Corporation Patents
Assignee:
Hoya Corporation
Address:
Tokyo, JP
No. of patents:
918
Patents:


1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19


Patent Number Title Of Patent Date Issued
RE40610 Digital camera with moveable image pickup device December 23, 2008
A digital camera which includes: a photographic lens movable along an optical axis thereof between a retracted position and a photographing position in front of the retracted position; an image pick-up device on which an object image is formed through the photographic lens, the image
RE40609 Digital camera with moveable image pickup device December 23, 2008
A digital camera which includes: a photographic lens movable along an optical axis thereof between a retracted position and a photographing position in front of the retracted position; an image pick-up device on which an object image is formed through the photographic lens, the image
RE38617 Method of injection molding plastic lens October 12, 2004
A cavity 22 in an injection molding assembly includes a lower mold insert 21 for shaping a lens convex surface and an upper mold insert 20 for shaping a lens concave surface. When the heated injection molding assembly is cooled and a lens is ejected after a molten resin is pressurized by
RE37461 Spectacle lens holding structure December 4, 2001
A frame for rimless spectacles is provided which has no protuberances projecting from both surfaces of lenses, provides an improved effective field of view, and can be fabricated with ease. Blind holes are formed in nose- and temple-side edge surface portions of each spectacle lens,
RE37425 Spectacle lens holding structure October 30, 2001
A frame for rimless spectacles is provided which has no protuberances projecting from both surfaces of lenses, provides an improved effective field of view, and can be fabricated with ease. Blind holes are formed in nose- and temple-side edge surface portions of each spectacle lens,
RE34132 Progressive power ophthalmic lens November 24, 1992
An improved ophthalmic lens for presbyopia is disclosed in which the refractive power is progressively changed to provide a natural visual target arrangement. In the .[.opthalmic.]. .Iadd.ophthalmic .Iaddend.lens, rotation of the head of a wearer for binocular lateral vision is taken
D604348 Digital camera November 17, 2009
D602059 Binoculars October 13, 2009
D597580 Conversion lens August 4, 2009
D597116 Digital camera July 28, 2009
D593143 Digital camera May 26, 2009
D591781 Digital camera May 5, 2009
D590857 Binoculars April 21, 2009
D590856 Binoculars April 21, 2009
D568839 Photomask blank May 13, 2008
D543160 Photomask blank May 22, 2007
D537048 Photomask blank February 20, 2007
7623150 Electronic endoscope November 24, 2009
Analog pixel signals, which are read out from an image sensor, are subjected to predetermined signal processes, and are converted to digital pixel signals by an A/D converter. The digital pixel signals are separated to RGB signals. The RGB signals are multiplied by a predetermined co
7622409 Optical glass, precision press-molding preform, process for production thereof, optical element November 24, 2009
Provided is an optical glass having high-refractivity low-dispersion properties, having a low glass transition temperature and having the property of being softened at a low temperature so that a preform therefrom is precision press-moldable, and the optical glass comprises, as essen
7620310 Camera having an autofocus system November 17, 2009
An AF camera includes a focusing lens group; an autofocus system which performs a searching process for detecting an in-focus position by moving the focusing lens group within a predetermined searching range to move the focusing lens group to the in-focus position; and a first switch and
7619821 Optical element having anti-reflection coating November 17, 2009
An optical element comprising a lens having a portion with a surface inclination angle of 50.degree. or more within an effective-diameter region, the portion being 10% or more of the effective-diameter region in a projected area, and an anti-reflection coating formed on the lens, the
7619195 Imaging device driver, imaging device driving method, and image signal processor November 17, 2009
An imaging device driver that drives an imaging device, comprising a controller, is provided. The imaging device has the light receiving surface divided into a plurality of pixel blocks. Each pixel block has a plurality of pixels. The pixel generates a pixel signal according to recei
7618909 Precision press-molding preform, process for the production thereof, optical element and process November 17, 2009
A precision press-molding preform for producing an optical element for use in an imaging device using a CCD type or MOS type solid image-sensing device, which is formed of a glass composition containing, by mol %, 25 to 45% of P.sub.2O.sub.5, 0.5 to 10% of CuO, 0 to 10% of B.sub.2O.sub.3
7616884 Viewfinder for single lens reflex camera November 10, 2009
In a viewfinder for a single lens reflex camera, in which a focused image of an object formed on a ground glass by a photographing lens is transmitted to an ocular optical system through a pentagonal prism or a pentagonal mirror and an information image displayed on an indication sur
7615507 Optical glass, press-molding glass gob and optical element November 10, 2009
An optical glass having a remarkably high refractive index and excellent stability can be give without being based on PbO, and the optical glass contains, as essential components, at least one oxide selected from La.sub.2O.sub.3, Gd.sub.2O.sub.3, Y.sub.2O.sub.3, Yb.sub.2O.sub.3, TiO.
7613390 Flexible printed wiring board arrangement of an imaging device November 3, 2009
A flexible printed wiring board arrangement of an imaging device includes an image pickup device movable in a plane orthogonal to an optical axis, a flexible printed wiring board extending from the image pickup device, and a movable support member which is positioned behind the image pic
7612432 P-type ZnS based semiconductor material having a low resistance due to its high copper content November 3, 2009
It is an object to provide a p-type ZnS based semiconductor material having a low resistance which can easily form an ohmic contact to a metallic material. Moreover, the invention provides a semiconductor device and a semiconductor light emitting device which include an electrode hav
7611808 Halftone type phase shift mask blank and halftone type phase shift mask November 3, 2009
A halftone type phase shift mask having a semitranslucent film pattern and a shielding film pattern provided on a transparent substrate in this order is constituted in such a manner that each of the reflectances of the transparent substrate, the semitranslucent film pattern and the s
7611639 Glass substrate for information recording medium and method for manufacturing same November 3, 2009
A method for manufacturing a glass substrate having projections of the same height. The method includes forming a surface layer having a decreased chemical resistance on a glass plate, forming a texture including a plurality of projections having upper portions included in the surfac
7611457 Front end structure of endoscope November 3, 2009
An endoscope having an inserted portion, which is to be inserted into a tubular organ, including a bendable portion that is adapted to bend arbitrarily by a remote operation and a distal unit with a window for observation to capture an image of inside the tubular organ, is provided.
7609456 Standard zoom lens system October 27, 2009
A standard zoom lens system including a positive first lens group, a negative second lens group, a positive third lens group and a positive fourth lens group. Upon zooming from the short focal length extremity to the long focal length extremity, the positive first lens group, the pos
7607568 Flexible board for forming package October 27, 2009
A flexible board, for forming a package, comprises a body portion, a big bottom piece, a small bottom piece, a left-side bottom piece, and a right-side bottom piece. The body portion has a rear body piece, a left-side body piece, a front body piece, and a right-side body piece. The b
7606483 Electroluminescent display device and a digital camera using an electroluminescent display devic October 20, 2009
An electroluminescent display device includes an electroluminescent display, andat least one switch which is positioned adjacent to an inner surface of the electroluminescent display, the switch being activated upon an outer surface of the electroluminescent display being pressed to
7605847 Digital camera having subject judgment function October 20, 2009
A subject judgment program is capable of reducing the calculation load on a computer functioning as a device for judging the subject in a subject image. In a controller of a digital still camera, when a CPU running the subject judgment program (stored in a flash memory) obtains image dat
7604882 Substrate for information recording media and manufacturing method thereof, information recordin October 20, 2009
A substrate for use as a disk substrate in a hard disk drive or the like, an information recording medium such as a magnetic disk, and a starting material glass plate which is a starting material of the substrate for information recording media. The forming conditions of the starting
7604421 Imaging device module October 20, 2009
An imaging device module includes a housing; and a lens system, an image pickup device, a shutter unit, an external circuit board and a flexible printed wiring board which are provided with the housing. The shutter unit is movable in an optical axis direction. The external circuit board
7603876 Optical glass, shapable glass material for press-shaping, optical element and process for produc October 20, 2009
An optical glass that has high-refractivity and high-dispersion properties, that is less colored and that is suitable for a shapable glass material for press-shaping and various optical elements, the optical glass containing, as glass components and by mass %, 10 to 32% of P.sub.2O.s
7601949 Optical scanner device October 13, 2009
An optical scanner device, comprising a scanning unit, which casts irradiation light emitted from a light source in an arbitrary direction to scan an observation object, an objective lens system, which converges the irradiation light on the observation object, and a photo-detector un
7601468 Process for manufacturing half-tone phase shifting mask blanks October 13, 2009
For efficiently manufacturing half-tone phase shifting mask blanks having uniform product qualities, which enables the prevention of optical property variations when the blanks are mass-produced, there is provided a process for manufacturing half-tone phase shifting mask blanks each
7601446 Substrate for information recording medium, information recording medium and method for manufact October 13, 2009
A substrate for an information recording medium, which has high heat resistance and high acid resistance and is formed of a glass having a glass transition temperature (Tg) of 600.degree. C. or higher and having an etching rate of 0.1 .mu.m/minute or less with regard to a hydrosilico
7601151 Endoscopic high-frequency treatment tool October 13, 2009
An endoscopic high-frequency treatment tool includes an insulating flexible sheath; a conductive stranded wire made of metal; and a cover sheath which is fitted on a portion of the conductive stranded wire in the vicinity of a end thereof. The conductive stranded wire is inserted int
7599053 Pattern defect inspection method, photomask manufacturing method, and display device substrate m October 6, 2009
A defect inspection method is adapted to inspect a defect generated in a main pattern of a photomask. The main pattern includes a repetitive pattern in which unit patterns are periodically arranged. The method forms, an auxiliary pattern for inspection simultaneously with forming the
7598995 Digital camera having a mode-selecting screen October 6, 2009
A digital camera with a display has a mode-setting member, an initial-screen displayer, and a mode-setting processor. The mode-setting member is provided on the digital camera, and is available for selecting and determining a mode from plural modes while electric power is ON. The ini
7598981 Anti-shake apparatus October 6, 2009
An anti-shake apparatus comprises a movable-unit, a fixed-unit, a signal-processor, and a controller. The movable-unit has an imaging-device and is movable in first-and second-directions, supported by the fixed-unit. The fixed-unit has a horizontal-hall-element for detecting a first-
7598193 Optical glass, glass gob for press-molding, optical part, process for producing glass shaped mat October 6, 2009
An optical glass having a high light transmittance, a high refractive index and excellent production stability, which contains at least one of CaO and SrO together with SiO.sub.2, B.sub.2O.sub.3, La.sub.2O.sub.3, Nb.sub.2O.sub.5, TiO.sub.2 and BaO, having a composition that substanti
7598189 Phosphate optical glass, preform for precision press molding and manufacturing method of the sam October 6, 2009
Phosphate optical glass having an Abbe number, .nu.d, of greater than 59. A preform for precision press molding being comprised of the phosphate optical glass. An optical glass being comprised of the phosphate optical glass and manufacturing method of the same. Provided are low-dispersio
7597973 Magnetic disk and method of producing the same October 6, 2009
A magnetic disk includes a substrate on which a nonmagnetic metal layer, a magnetic layer, a carbon-based protection layer, an alcohol-based coupling layer, and a lubrication layer successively formed thereon. The lubrication layer contains a hydroxyl- or a carboxyl-modified compound as
7595827 Imaging device September 29, 2009
An imaging device comprises a photoelectric conversion element; first, second, and third capacitors; first, second, third, and fourth charge transfer elements; a reset element; and an amplifier element. The photoelectric conversion element generates an electrical charge according to
7595273 Glass substrate for information recording medium, process for producing the glass substrate, inf September 29, 2009
A glass substrate for an information recording medium, which has high heat resistance, has such high thermal shock resistance that it does not break when exposed to a sharp change in temperature and has high strength against scratching, and which is formed of a glass comprising SiO.sub.2
7595272 Optical glass, press-molding preform, process for the production thereof, optical element and pr September 29, 2009
A low-dispersion optical glass suitable for producing a quality preform from a molten glass and suitable for precision press-molding, which is a fluorophosphate glass containing, as essential cationic components, P.sup.5+, Al.sup.3+, at least two members selected from Mg.sup.2+, Ca.s
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