| Patent Number |
Title Of Patent |
Date Issued |
| 7038942 |
Magnetic storage element, recording method using the same, and magnetic storage device |
May 2, 2006 |
| A magnetic storage element capable of recording with a small magnetic field and retaining information stably and a recording method thereof, and a magnetic storage device having the magnetic storage element and capable of simplifying a drive circuit thereof are provided. The magnetic |
| 6980470 |
Magnetic storage element, recording method using the magnetic storage element |
December 27, 2005 |
| The present invention provides a magnetic storage element capable of recording with a small amount of recording current without reducing a coercive force of the magnetic storage element employed in an MRAM and a recording method using the same. The magnetic storage element at least c |
| 6954375 |
Magnetic storage element, recording method using the same, and magnetic storage device |
October 11, 2005 |
| A magnetic storage element and a recording method using the same capable of ensuring correct information recording without causing erroneous writing are proposed. A magnetic storage device having the magnetic storage elements incorporated therein, and being capable of recording informati |
| 6920065 |
Magnetic storage element, recording method using the same, and magnetic storage device |
July 19, 2005 |
| A magnetic storage element capable of recording with a small magnetic field and retaining information stably and a recording method thereof, and a magnetic storage device having the magnetic storage element and capable of simplifying a drive circuit thereof are provided. The magnetic sto |
| 6596418 |
Magnetic recording medium comprising an artificial lattice film containing B and O elements |
July 22, 2003 |
| To provide a magnetic recording medium which greatly decreases a transition noise in a layered magnetic recording layer, excels in an S/N ratio, and is suited for short wavelength recording, the magnetic recording medium includes a vertical magnetic recording film comprising an artificia |
| 6225017 |
Electrophotographic photosensitive member, and process cartridge and electrophotographic apparat |
May 1, 2001 |
| An electrophotographic photosensitive member has a support and a photosensitive layer provided on the support. The photosensitive layer contains a compound which is represented by the following Formula (1): ##STR1##wherein R.sub.1 represents an alkyl group or an alkenyl group, R.sub.2, |
| 5875375 |
Electrophotographic apparatus and process cartridge |
February 23, 1999 |
| An electrophotographic apparatus is constituted by an electrophotographic photosensitive member, a charging member, developing device and transfer device. The charging member is disposed contactable to the photosensitive member and supplied with a voltage so as to charge the photosensiti |
| 5844745 |
Magnetic head assembly having two heads with the magnetic layer of one head angled between 80.de |
December 1, 1998 |
| A magnetic head assembly having two heads with the magnetic layer of one angled between 80 to 100.degree. of the gap of the other, and method and apparatus using same. The angle formed on a magnetic tape by side surfaces of a laminated magnetic film of the first magnetic head and the sur |
| 5837392 |
Soft magnetic thin film and thin film magnetic head using same |
November 17, 1998 |
| A soft magnetic thin film according to the present invention can exhibit not only good soft magnetic properties but also an excellent anti-corrosion property, a low magnetostriction, a high saturation magnetic flux density and a high bonding ability to a base plate or substrate. The |
| 5796564 |
Magnetic head having a recessed portion corresponding to a magnetic path and method of manufactu |
August 18, 1998 |
| This invention has a principal object to eliminate, in a magnetic head and a method of manufacturing the same, the necessity of filling glass, etc. onto a magnetic film to thereby improve reliability of the magnetic head.This invention resides in a method of manufacturing a magnetic head |
| 5786103 |
Soft magnetic film and magnetic head employing same |
July 28, 1998 |
| A soft magnetic film having a high saturation magnetic flux density and superior soft magnetic properties and capable of maintaining superior soft magnetic properties when worked to a magnetic head. The magnetic film is represented by the general formula of Fe.sub.x M.sub.y L.sub.z J.sub |
| 5734534 |
Magnetic head |
March 31, 1998 |
| A magnetic head is made by fixing together two head halves 9 and 39. Recesses 10 and 40 are formed in glass layers 4 and 34 on the substrates 1 and 31 respectively of the head halves, and spiral coil patterns 11 and 41 are formed in the recesses. Apart from their inner end portions 11a a |
| 5715122 |
Magnetic head |
February 3, 1998 |
| A magnetic head with which electrical connection between the terminals of the head and other devices is easy, which is suitable for the mass production of magnetic recording/reproducing equipment and which is highly reliable comprises a pair of bases facing each other, a thin film coil |
| 5669047 |
Charging member, electrophotographic apparatus and charging method using the same |
September 16, 1997 |
| A charging member for electrophotography comprising a surface layer, wherein the surface layer comprises a resin and an alkali metal salt contained therein. |
| 5666249 |
Magnetic head and method for manufacture thereof |
September 9, 1997 |
| A magnetic head is disclosed in which a pair of magnetic core halves, each having a magnetic metal film formed in the vicinity of at least a substrate surface facing a magnetic recording medium, are abutted to each other for defining a magnetic gap between the magnetic metal films, w |
| 5654844 |
Magnetic head assembly having two heads with the magnetic layer of one head angled between 80 to |
August 5, 1997 |
| A magnetic head assembly having two heads with the magnetic layer of one angled between 80.degree. to 100.degree. of the gap of the other, and method and apparatus using same. The angle formed on a magnetic tape by side surfaces of a laminated magnetic film of the first magnetic head and |
| 5595845 |
Electrophotographic photosensitive member, electrophotographic apparatus including same and elec |
January 21, 1997 |
| An electrophotographic photosensitive member is constituted by disposing charge generation layer and a charge transport layer in succession on a support. The charge generation layer contains oxytitanium phthalocyanine, an azo pigment and a hindered phenol. The electrophotographic pho |
| 5585983 |
Magnetic head |
December 17, 1996 |
| A magnetic head comprises a substrate, a soft magnetic thin film, whose magnetic permeability varies according to the intensity of an external magnetic field applied thereto, formed over the surface of the substrate, means for supplying a high-frequency current to the soft magnetic thin |
| 5430527 |
Electrophotographic apparatus having cleaning width larger than charging width |
July 4, 1995 |
| An image forming apparatus has a photosensitive member, a charging device, an image exposure device for exposing the photosensitive member to form a latent image, a developing device for developing the latent image with a toner to form a transferable toner image on the surface of the |
| 5365391 |
Magnetic reproducing head having a distributed-constant circuit type magnetic field detector |
November 15, 1994 |
| A distributed-constant circuit type magnetic field detector which includes a magnetic member whose permeability varies with changes in a magnetic field applied thereto disposed at a point where a magnetic field is produced in a distributed-constant circuit excited with an electromagnetic |
| 5298353 |
Electrophotographic photosensitive member |
March 29, 1994 |
| An electrophotographic photosensitive member has a conductive support and a photosensitive layer provided on the conductive support. The photosensitive layer contains an oxytitanium phthalocyanine having intense peaks at 9.0.degree., 14.2.degree., 23.9.degree. and 27.1.degree. in the |
| 5112708 |
Member for charging with surface layer of N-alkoxymethylated nylon effecting charging at lower v |
May 12, 1992 |
| A member for charging comprises a surface layer formed of a N-alkoxymethylated nylon. A contact charging method performs charging of a member to be charged arranged in contact with the member for charging by applying externally a voltage on the member for charging. An electrophotogra |
| 5008706 |
Electrophotographic apparatus |
April 16, 1991 |
| An electrophotographic apparatus including a photosensitive member and a charging member disposed in contact with the photosensitive member; the photosensitive member being capable of being charged by applying a voltage to the charging member; wherein the ten-point mean surface roughness |
| 4393281 |
Dip switch |
July 12, 1983 |
| A dual inline package switch assembly containing one or more separate electrical switches is disclosed which comprises an insulating housing consisting of a base and a cover to provide an interior space. The cover has at least one slit extending into the interior space in alignment with |
