Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10808828 | Oil supply structure for planetary gear device | Mamoru Yoshitomi, Hirofumi Akahori | 2020-10-20 |
| 8398525 | Planetary gear reduction system | Tetsuya Matsuoka, Hiroyasu Nishikawa, Hirofumi Akahori, Hideyuki Imai, Tatsuhiko Goi | 2013-03-19 |
| 8348803 | Planetary reduction gear apparatus | Tetsuya Matsuoka, Hiroyasu Nishikawa, Hirofumi Akahori, Tatsuhiko Goi | 2013-01-08 |