| Patent Number |
Title Of Patent |
Date Issued |
| 7368088 |
Apparatus for producing purified aqueous hydrogen peroxide solution |
May 6, 2008 |
| An apparatus for producing a purified aqueous hydrogen peroxide solution. The apparatus includes at least one purifier tower packed with an ion exchange resin, a chelate resin or an adsorption resin for receiving a charged aqueous hydrogen peroxide solution containing impurities so as to |
| 7338730 |
Conductive curable resin composition and separator for fuel cell |
March 4, 2008 |
| There is provided a conductive curable resin composition comprising (A) a curable resin composition comprising an elastomer with a Mooney viscosity (ML.sub.1+4 (100.degree. C.)) of 25 or greater at 2-80 wt % and (B) a carbon material, with a weight ratio of component (A) to component (B) |
| 7329698 |
Conductive curable resin composition and separator for fuel cell |
February 12, 2008 |
| There is provided a conductive curable resin composition comprising (A) a curable resin composition comprising an elastomer with a Mooney viscosity (ML.sub.1+4 (100.degree. C.)) of 25 or greater at 2-80 wt % and (B) a carbon material, with a weight ratio of component (A) to component (B) |
| 7184228 |
Lens body tube |
February 27, 2007 |
| A lens body tube includes a main tube, at least one lens configured movable along the optical axis direction of the lens body tube in the main tube, a first ring configured to be rotated for a zooming operation, the first ring being disposed around the outer circumference of the main |
| 7177102 |
Lens body tube |
February 13, 2007 |
| A lens body tube configured to support at least one lens inside an inner tube such that the at least one lens can be translated along the optical axis direction of the lens body tube includes a cam ring configured to be rotatably supported around the outer circumferential surface of the |
| 7088523 |
Lens body tube |
August 8, 2006 |
| A lens body tube configured to support at least one lens inside an inner tube such that the at least one lens can be translated along the optical axis direction of the lens body tube includes a cam ring configured to be rotatably supported around the outer circumferential surface of the |
| 6911481 |
Method of regenerating ion exchange resin |
June 28, 2005 |
| A method of regenerating an ion exchange resin, comprising the steps of packing a used ion exchange resin in a regeneration tower; and repeating at least twice a step comprising passing an aqueous solution of regenerant through the regeneration tower downward from a top part of the r |
| 6829103 |
Lens barrel |
December 7, 2004 |
| A lens barrel includes a linear guide ring; a linearly movable ring which is provided inside the linear guide ring and has a cam on an outer circumferential surface; and a hand-operated rotating ring, provided outside the linear guide ring, which is capable of rotating in a circumfer |
| 6783748 |
Process for producing purified aqueous hydrogen peroxide solution |
August 31, 2004 |
| A process for producing a purified aqueous hydrogen peroxide solution, comprising passing a charged aqueous hydrogen peroxide solution containing impurities through a purifier tower packed with an ion exchange resin, a chelate resin or an adsorption resin to thereby purify the charged aq |
| 6714359 |
Lens barrel and cam ring |
March 30, 2004 |
| A lens barrel includes a cam ring which is rotatable about an optical axis, and at least two linearly movable members provided inside or outside the cam ring, the linearly movable members being linearly guided in an optical axis direction. A plurality of cams are formed on an inner perip |
| 6709159 |
Bearing structure |
March 23, 2004 |
| A bearing structure comprises a rotational shaft and a bearing member. The rotational shaft has a pair of flanges, and a small diameter portion provided between the flanges. The flanges have first tapered surfaces. The first tapered surfaces taper down to the diameter of the small diamet |
| 6341902 |
Photographic lens recognition system for a camera body |
January 29, 2002 |
| A camera body includes a plurality of body contact members which can contact and electrically connect to a plurality of lens contact members of a photographic lens when the photographic lens is attached to the camera body. The camera body also includes a communication device which can |
| 6336754 |
Setting communication system in accordance with type of lens attached to body |
January 8, 2002 |
| A camera body in which, when a photographic lens is attached to the camera body, data exchange is carried out by communicating with the photographic lens via a plurality of contact pins electrically connected to each other. The camera body includes: a reset pin as one of the contact pins |
| 5969889 |
Lens barrel |
October 19, 1999 |
| A lens barrel has an immovable cylindrical member adapted to be detachably attached to a camera body, and a lens holder for holding a group of focusing lenses. The holder is disposed in the member so as to be movable along an optical axis of the focusing lenses for a focusing adjustment. |
| 5646790 |
Zoom lens barrel |
July 8, 1997 |
| A zoom lens assembly includes a stationary lens barrel and a rotatable cam ring which is supported on the stationary lens barrel for movement in the direction of the optical axis while being rotated, and which includes at least two cam grooves. The zoom lens include first and third lens |
| 5636063 |
Zoom lens barrel |
June 3, 1997 |
| A zoom lens assembly includes a stationary lens barrel and a rotatable cam ring which is supported on the stationary lens barrel for movement in the direction of the optical axis while being rotated, and which includes at least two cam grooves. The zoom lens include first and third lens |
| 5450242 |
Zoom lens barrel |
September 12, 1995 |
| A zoom lens assembly includes a stationary lens barrel and a rotatable cam ring which is supported on the stationary lens barrel for movement in the direction of the optical axis while being rotated, and which includes at least two cam grooves. The zoom lens include first and third lens |
| 5434714 |
Zoom lens barrel |
July 18, 1995 |
| A barrier mechanism for a zoom lens assembly which includes a stationary lens barrel and a rotatable cam ring which is supported on the stationary lens barrel for movement in the direction of the optical axis while being rotated, and which includes at least two cam grooves. The barrier |
| 5410432 |
Diaphragm mechanism of zoom lens barrel |
April 25, 1995 |
| A diaphragm mechanism in a zoom lens barrel includes a front movable lens group which is moved together with the diaphragm mechanism, a rear movable lens group located behind the front movable lens group, a diaphragm driving member which can engage with a diaphragm driving member provide |
| 5403539 |
Method and apparatus for molding inflation film |
April 4, 1995 |
| A method and apparatus for molding an inflation film even from a thermoplastic resin having a small melt tension, in which a melt resin bubble extruded from an extruder is molded, while controlling a resin temperature of the bubble to a certain temperature range by an air ring provid |
| 5294954 |
Rotatably controllable lens hood and cover unit |
March 15, 1994 |
| A cover unit for lens unit having a lens barrel, which has a cylindrical support member to be coupled to an end of the lens barrel, at least one engaging pin member is provided at a predetermined position on the outer circumferential surface thereof. Further, the cover unit has a cylindr |
| 5233472 |
Method of controlling a zoom lens assembly |
August 3, 1993 |
| A method of controlling the focusing of a zoom lens which has a plurality of lens groups including at least one focusing lens group, wherein an amount of deviation from focus caused by a zooming operation is corrected by movement of the focusing lens group. The method includes setting a |
| 5177641 |
Structure for holding lens in lens holding member |
January 5, 1993 |
| Lenses, which include at least one plastic lens, are supported in a lens barrel by a lens holding structure which includes shoulder surfaces and inner circumferential surfaces of a lens barrel, at least one annular elastic member, and a retainer ring. The lenses are radially positioned i |
| 5170294 |
Method of controlling the zoom lens assembly |
December 8, 1992 |
| A method of controlling the focusing of a zoom lens which has a plurality of lens groups including at least one focusing lens group, wherein an amount of deviation from focus caused by a zoom operation is corrected by movement of the focusing lens group. The method includes setting a |
| 5159372 |
Lens barrier |
October 27, 1992 |
| A lens barrier for opening and closing a lens opening of a lens barrel, including a plurality of barrier plates which are spaced from one another in the direction of their thickness so as to slide in a direction perpendicular to the optical axis of the lens opening. A barrier driving |
