Issued Patents All Time
Showing 101–118 of 118 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5889739 | Magnetooptical recording medium and information recording and reproducing methods using the recording medium | Hiroshi Omata, Kazuoki Honguu | 1999-03-30 |
| 5862105 | Information recording method capable of verifying recorded information simultaneously with recording, and magneto-optical recording medium used in the method | — | 1999-01-19 |
| 5831944 | Magnetooptical recording medium and method for reproducing information from a magnetooptical recording medium having three layers | — | 1998-11-03 |
| 5830589 | Magneto-optical recording medium, and information reproducing method using the medium | — | 1998-11-03 |
| 5810979 | Magnetooptical recording medium, method for producing the same, method for recording or reproducing information in or from the same | Eiichi Fujii | 1998-09-22 |
| 5793712 | Magneto-optical reproducing method using a reproducing layer of horizontal magnetized state at room temperature | Eiichi Fujii | 1998-08-11 |
| 5790513 | Magneto-optical recording medium capable of super resolution reproduction and information reproduction method using the same | Tomoyuki Hiroki | 1998-08-04 |
| 5774429 | Magneto-optical recording medium, and information recording/reproduction method using the medium | — | 1998-06-30 |
| 5732049 | Magneto-optical recording medium of super-resolution type using in-plane magnetic layer, and information reproducing method using the same medium | — | 1998-03-24 |
| 5719829 | Magnetooptical recording medium allowing super-resolution, and information reproduction method using the medium | — | 1998-02-17 |
| 5717662 | Super-resolution magneto-optical recording medium using magnetostatic coupling and information reproduction method using the medium | — | 1998-02-10 |
| 5666346 | Super-resolution magnetooptical recording medium using magnetic phase transition material, and method for reproducing information from the medium | — | 1997-09-09 |
| 5663935 | Magneto-optical recording medium having two magnetic layers of exchange-coupled at ferromagnetic phase | — | 1997-09-02 |
| 5656384 | Magnetooptical recording medium, method for producing the same, method for recording or reproducing information in or from the same | Eiichi Fujii | 1997-08-12 |
| 5616428 | Magnetooptical recording medium and information recording and reproducing methods using the recording medium | Hiroshi Omata, Kazuoki Honguu | 1997-04-01 |
| 5589040 | Process for producing optical recording medium sputtering method and sputtering target | — | 1996-12-31 |
| 5587974 | Magneto-optical recording medium having two magnetic layers with perpendicular magnetic anisotropy, and information recording method having the same | — | 1996-12-24 |
| 5517607 | Graphic processing apparatus utilizing a CAD system | Yoichi Yamada, Akira Katoh | 1996-05-14 |