Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10271705 | Autonomous travel-type cleaner | Motonobu Shigeto, Kenji Watanabe, Hideharu Ogahara | 2019-04-30 |
| 10175390 | Face protective optical element | Kimitaka Nishimura, Toru Abiko | 2019-01-08 |