Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888814 | Pattern recognition apparatus using oscillating memory circuits | Hiroshi Shimizu | 1989-12-19 |
| 4710964 | Pattern recognition apparatus using oscillating memory circuits | Hiroshi Shimizu, Ichiro Tsuda, Masafumi Yano, Tokiko Okumura | 1987-12-01 |