Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4647195 | Automotive headlamp testing method and apparatus | Soichi Ishikawa, Mamoru Yoshida | 1987-03-03 |
| 4609939 | Method of and apparatus for automatically correcting position of TV camera | Soichi Ishikawa, Mamoru Yoshida | 1986-09-02 |