Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D386662 | Portable electric screwdriver | Katsumi Tozawa, Naohiro Hayakawa, Norifumi Niwa | 1997-11-25 |
| 5683834 | Nonaqueous secondary battery | Yasuo Aotsuka | 1997-11-04 |
| 5672894 | Semiconductor device | Hiroshi Maeda, Susumu Ueda, Yoshiaki Nakayama | 1997-09-30 |
| 5630287 | Electric steam iron | Kiichi Shimosaka, Masao Shimizu, Atsushi Matsuo, Naruaki Akai, Shinichiro Kobayashi | 1997-05-20 |
| 5626953 | Fiber-reinforced elastic body and power transmission belt using the same | Kimichika Ohno | 1997-05-06 |