Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10448128 | Optical switch device | Ken Sato, Hiroshi Hasegawa, Yojiro Mori | 2019-10-15 |
| 4911042 | Method for machining shaft | Makoto Shiozawa, Satoshi Yamaguchi | 1990-03-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10448128 | Optical switch device | Ken Sato, Hiroshi Hasegawa, Yojiro Mori | 2019-10-15 |
| 4911042 | Method for machining shaft | Makoto Shiozawa, Satoshi Yamaguchi | 1990-03-27 |