Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629920 | Photoelectric sensor, information recording system, and information recording method | Shinichi Sakano, Minoru Utsumi, Masanori Akada, Osamu Shimizu | 1997-05-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629920 | Photoelectric sensor, information recording system, and information recording method | Shinichi Sakano, Minoru Utsumi, Masanori Akada, Osamu Shimizu | 1997-05-13 |