Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4827522 | Pattern recognition apparatus for determining a reference pattern by K-L expansion utilizing a power method | Shoichi Hirai | 1989-05-02 |
| 4822099 | Rotary seat | Yoshitaka Negi | 1989-04-18 |