Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8570143 | Management system | Takehiko Anegawa, Yoshihiro Yano, Takayuki Chikada | 2013-10-29 |
| 8089341 | Management system | Takehiko Anegawa, Yoshihiro Yano, Takayuki Chikada | 2012-01-03 |