Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872606 | Sealed structure and production method thereof | Motohiro Satoh, Toshihiro Yamada, Akiomi Kohono, Akihiko Yamamoto, Keiji Taguchi +1 more | 1989-10-10 |
| 4823863 | Thermal conduction device | Tadakatsu Nakajima, Wataru Nakayama, Shigeo Oohashi, Heikichi Kuwabara | 1989-04-25 |