Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5659424 | Projecting lens and image display device | Atsuo Osawa, Hiroki Yoshikawa, Shigeru Mori | 1997-08-19 |
| 5600595 | Non-volatile semiconductor device with an electrically erasable and programmable read only memory showing an extremely high speed batch erasure operation | — | 1997-02-04 |