Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7307410 | Alternating current detection coil | Akimi Shiokawa, Eiji Iwami, Yasuo Ichimura, Kazunari Yoshimura | 2007-12-11 |
| 5711739 | Planetary gear transmission system | Koichi Hashimoto, Ichiro Kishi, Yosuke Ishida, Hidenori Shimizu | 1998-01-27 |