Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700361 | Method for manufacturing thin zirconia film | Tohru Shiomitsu, Yasuhiko Manabe, Yusaku Takita, Tatsumi Ishihara | 1997-12-23 |
| 5668793 | Disk cartridge driving apparatus | Masaaki Sofue, Hideo Inuzuka | 1997-09-16 |