Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5203228 | Joint structure between crankshaft and connecting rod | Fukumitsu Kitauchi | 1993-04-20 |
| 4978237 | Cage structure of roller bearing | Nobutsuna Motohashi, Fukumitsu Kitauchi | 1990-12-18 |