Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Material Science
Class Information
Number: 428/819.1
Name: Stock material or miscellaneous articles > Magnetic recording component or stock > Magneto-optical media stock > Multiple magnetic layers, at least one of which is magneto-optic > Unit structure (i.e., three or more differing magnetic layers in series) > Reoccurring unit structure
Description: Subject matter in which the medium has the unit structure repeated multiple times.










Patents under this class:

Patent Number Title Of Patent Date Issued
8313846 Magnetic artificial superlattice and method for producing the same Nov. 20, 2012
7285338 Anisotropic thin-film rare-earth permanent magnet Oct. 23, 2007
6663935 Disk-like multilayer information recording medium and production method thereof Dec. 16, 2003
6596418 Magnetic recording medium comprising an artificial lattice film containing B and O elements Jul. 22, 2003
6421303 MULTILAYER RESONANCE DEVICE AND MAGNETO-OPTICAL RECORDING MEDIUM WITH MAGNETIC CENTER LAYER OF A DIFFERENT THICKNESS THAN THAT OF THE COMPONENTS OF THE REFLECTING LAYERS, AND METHOD OF REPRODU Jul. 16, 2002
6141297 Magneto-optical recording medium Oct. 31, 2000
6017619 Ni/Pt multilayers for magneto-optical recording media Jan. 25, 2000
6010780 Magneto-optical memory medium Jan. 4, 2000
5958575 Magneto-optical recording medium Sep. 28, 1999
5858565 Magneto-optic compositionally modulated structure Jan. 12, 1999
5837386 Multilayer film materials system Nov. 17, 1998
5756202 Magnetic-optical recording medium May. 26, 1998
5750274 Multilayer magnetooptic recording media May. 12, 1998
5702830 Magneto-optical recording materials system Dec. 30, 1997
5648163 Magneto-optic recording medium having magneto-optic film layers separated by yttrium oxide Jul. 15, 1997
5635309 Magneto-optical recording medium Jun. 3, 1997
5612109 Optical storage medium including multiple data levels made of Co/Pt magneto-optic recording media Mar. 18, 1997
5565266 Multilayer magnetooptic recording media Oct. 15, 1996
5563000 Multilayer magnetooptic recording media Oct. 8, 1996
5536589 Magneto-optical recording medium Jul. 16, 1996
5521006 Magneto-optical recording medium May. 28, 1996
5441804 Magneto-optical recording medium and method for production thereof Aug. 15, 1995
5436072 Multilayer magnetooptic recording media Jul. 25, 1995
5418076 Magnetic-optical recording medium May. 23, 1995
5407755 Multilayer magnetooptic recording media Apr. 18, 1995
5391431 Magneto-optical recording medium Feb. 21, 1995
5370945 Magnetooptic recording medium Dec. 6, 1994
5305300 Magneto optical storage device using a multi-layer film of Pt/Co laminated sections Apr. 19, 1994
4978584 Magneto-optical storage medium Dec. 18, 1990
4929320 Method of making magneto-optical recording medium May. 29, 1990
4876159 Magnetrooptical recording media and method of preparing them Oct. 24, 1989
4837118 Magneto-optical recording medium Jun. 6, 1989
4789606 Magneto-optical recording medium Dec. 6, 1988
4727005 Magneto-optical recording medium having amorphous artificially layered structure of rare earth element and transition metal element Feb. 23, 1988
4670356 Magneto-optical recording medium and method of making same Jun. 2, 1987
4576699 Magneto-optical recording medium and method of making same Mar. 18, 1986











 
 
  Recently Added Patents
Integrated circuits with magnetic core inductors and methods of fabrications thereof
Polyester resin for toner, electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming met
Method and system for coding an information signal using closed loop adaptive bit allocation
Navigational cube for matching vendor offerings to service provider requirements
Vehicle fender
Factor IXa crystals, related complexes and methods
Electronic devices with voice command and contextual data processing capabilities
  Randomly Featured Patents
Method and apparatus for synchronizing synchronous information of each base station in cordless telephone system
Semiconductor device manufacturing method, semiconductor device, and semiconductor device unit
Clamp
Processing method for photoresist master, production method for recording medium-use mater, production method for recording medium, photoresist master, recording medium-use master and recordin
Electrophotographic with scanning process module
Database security
Storage device array and methods for striping and unstriping data and for adding and removing disks online to/from a raid storage array
Current mode boost converter using slope compensation
Typewriter
Inflatable safety belt for motor vehicles