Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8695628 | Opening/closing device | Hiroshi Komatsu, Motonobu Ito, Kenji Hasegawa, Iwao Ito | 2014-04-15 |
| 8590560 | Opening/closing device | Hiroshi Komatsu, Motonobu Ito, Kenji Hasegawa, Iwao Ito | 2013-11-26 |