Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9422981 | Roller bearing cage and manufacturing method therefor as well as roller bearing manufacturing method | Michiyuki Kamiji, Masaki Okano, Hiroyuki Maeda, Kenji Teshima, Yasuki Yabubayashi +1 more | 2016-08-23 |
| 8037601 | Manufacturing method for rocker arm | — | 2011-10-18 |
| 7673605 | Rocker arm and method of manufacturing same | Naoki Hiramatsu, Akira Takeuchi, Kimihiko Todo, Tomiyasu Hirano | 2010-03-09 |
| 7631425 | Method for manufacturing rocker arm | Michiyuki Kamiji | 2009-12-15 |