Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11415167 | Shaft member and manufacturing method of shaft member | Seiya OZAWA, Takahiro Mori, Shoji IGUCHI, Osamu Matsumoto | 2022-08-16 |
| 8091873 | Coned disc spring | Yukitoshi Ogawa, Takayuki Ishikawa, Shigeo Tsuzuki, Hiroyuki Nozaki, Hironobu Imaizumi | 2012-01-10 |
| 7438168 | Cushion plate | Shigeo Tsuzuki, Hiroyuki Nozaki, Yukitoshi Ogawa, Takayuki Ishikawa, Hironobu Imaizumi | 2008-10-21 |
| 7309067 | Continuously variable transmission | — | 2007-12-18 |
| 7025704 | Planetary gear for automatic transmission | Takashi Yasuda | 2006-04-11 |
| 6824494 | Planetary gear unit | Takashi Yasuda | 2004-11-30 |