Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9121697 | Wear amount measuring device, wear amount measuring method, wear amount measuring program and storage medium | Shigeto Marumoto, Hideyuki Wakai, Daijirou Itou, Tomoyuki Tsubaki, Kenichi Hisamatsu | 2015-09-01 |