Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851097 | Apparatus for repairing a pattern film | Osamu Hattori, Yoshitomo Nakagawa, Mitsuyoshi Sato, Sumio Sasaki | 1989-07-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851097 | Apparatus for repairing a pattern film | Osamu Hattori, Yoshitomo Nakagawa, Mitsuyoshi Sato, Sumio Sasaki | 1989-07-25 |