Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9481412 | Crawler belt and master link for crawler belt | Daijirou Itou, Kenichi Hisamatsu, Shigeto Marumoto | 2016-11-01 |
| 9199678 | Crawler belt and master link for crawler belt | Daijirou Itou, Kenichi Hisamatsu, Shigeto Marumoto | 2015-12-01 |
| 9121697 | Wear amount measuring device, wear amount measuring method, wear amount measuring program and storage medium | Shigeto Marumoto, Hideyuki Wakai, Yukihiro Suzaki, Daijirou Itou, Kenichi Hisamatsu | 2015-09-01 |