Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7556864 | Sintered gear | Yuji Yamanishi, Ryoji Sato, Kei Ishii, Tomoaki Arakawa, Tadayuki Tsutsui +1 more | 2009-07-07 |
| 7309465 | Sintered sprocket for silent chain and production method therefor | Akira Fujiki, Yukihiro Maekawa, Yutaka Mabuchi, Takashi Murata, Takashi Suzuki +2 more | 2007-12-18 |
| 7041149 | Sintered sprocket for silent chain and production method therefor | Akira Fujiki, Yukihiro Maekawa, Yutaka Mabuchi, Takashi Murata, Takashi Suzuki +2 more | 2006-05-09 |