Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8231476 | Yoke for universal joint | Seijyun Inoue, Takeshi Koyama | 2012-07-31 |
| 7666101 | Yoke for universal joint | Hisatsugu Kawai, Akio Kobayashi, Takeshi Koyama | 2010-02-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8231476 | Yoke for universal joint | Seijyun Inoue, Takeshi Koyama | 2012-07-31 |
| 7666101 | Yoke for universal joint | Hisatsugu Kawai, Akio Kobayashi, Takeshi Koyama | 2010-02-23 |