Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9551190 | Excavation tool | Yoneo Hiwasa, Masaya Hisada | 2017-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9551190 | Excavation tool | Yoneo Hiwasa, Masaya Hisada | 2017-01-24 |