Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5995664 | Information recognition apparatus for recognizing recognition object information | — | 1999-11-30 |
| 5472538 | Process for producing phase retarder film | Keiichi Minakuchi, Kazuaki Sakakura | 1995-12-05 |