Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7369033 | Rotating type variable resistor | Hirofumi Kawano | 2008-05-06 |
| 5232257 | Automatic hooking apparatus and ship cargo gear using the same | Kiyozou Koide, Kenichi Nagao, Yoichi Nakayama, Kunihiro Katashima, Kazuaki Saitoh | 1993-08-03 |