Issued Patents All Time
Showing 51–64 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5970045 | Optical disc and disc cartridge | Nobuhiko Tsukahara, Toshiharu Okanishi | 1999-10-19 |
| 5951250 | Turbine cooling apparatus | Kiyoshi Suenaga, Yoshiaki Tsukuda, Youichi Iwasaki | 1999-09-14 |
| 5841752 | Disc drive unit | Kiyoshi Ohmori, Takeshi Funahashi, Yoshikatsu Niwa | 1998-11-24 |
| 5815470 | Disc drive unit | Kiyoshi Ohmori, Takeshi Funahashi, Yoshikatsu Niwa | 1998-09-29 |
| D398602 | Case for optical disc | — | 1998-09-22 |
| D398603 | Optical disc tray | — | 1998-09-22 |
| D398604 | Optical disc tray | — | 1998-09-22 |
| 5732057 | Drive unit for optical memory device having first and second front covers | Satoshi Okabe | 1998-03-24 |
| 5621968 | Process for manufacturing a gas turbine blade | Shouichi Kikkawa, Kouji Takahashi | 1997-04-22 |
| 5623457 | Photomagnetic disc drive system having a locking mechanism | Hidekazu Seto | 1997-04-22 |
| 5532996 | Drive unit for optical memory device having a first housing enveloping a second housing | Satoshi Okabe | 1996-07-02 |
| 5343447 | Self-cooling optomagnetic disk device with locking internal mechanism | Satoshi Okabe | 1994-08-30 |
| 5301178 | Drive unit for optical memory device with portion of drive means mounted outside a sealing means | Satoshi Okabe | 1994-04-05 |
| 5103435 | Bias magnetic field moving apparatus for a photomagnetic recording apparatus | Shigeru Nemoto | 1992-04-07 |