Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867297 | Board exchanging apparatus | Kunio Saitoh, Tamio Ohtani | 1989-09-19 |
| 4658494 | Apparatus for drilling printed circuit boards | Tamio Ohtani, Hiroshi Aoyama, Nobuyasu Nonaka | 1987-04-21 |
| 4420685 | Method and equipment for detecting tool failure | Tamio Ohtani | 1983-12-13 |