Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11131301 | Air compressor | Shinichi Ohkubo, Tsutomu Yoshida | 2021-09-28 |
| 10598174 | Air compressor | Shinichi Ohkubo, Tsutomu Yoshida | 2020-03-24 |
| 10423219 | Electrical apparatus | Shinichi Ohkubo | 2019-09-24 |