Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11172743 | Mobile electronic device case | Tadashi Igarashi, Kenichi Shibata | 2021-11-16 |
| 10314376 | Mobile electronic device case | Tadashi Igarashi, Kenichi Shibata | 2019-06-11 |
| 9303792 | Pipe block support | Kenichi Shibata | 2016-04-05 |