Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9441723 | Steel gear and manufacturing method for the same | Koji Obayashi, Yasutaka Miyake, Takaaki Ogiso | 2016-09-13 |
| 9388476 | Steel gear and manufacturing method for the same | Koji Obayashi, Yasutaka Miyake, Takaaki Ogiso | 2016-07-12 |
| 9328811 | Drive plate and manufacturing method for the same | Daisuke IWATA, Tomoyuki Hori, Naoki Yokoyama, Koji Obayashi, Hiroshi Shibata | 2016-05-03 |
| 9034116 | Composite steel part and manufacturing method for the same | Koji Obayashi, Daisuke Kasai, Takaaki Ogiso, Tsutomu Sato | 2015-05-19 |
| 8733199 | Gears and its process of manufacture | Koji Obayashi, Susumu Kato, Shuji Kozawa, Manabu Kubota, Yuji Adachi +1 more | 2014-05-27 |