Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10717418 | Air compressor and extraneous-matter removing apparatus | Yasutaka Yamanaka, Masashi OTOMI | 2020-07-21 |
| 10703300 | Optical unit | Masashi OTOMI, Yasutaka Yamanaka | 2020-07-07 |
| 10704551 | Rotation device and extraneous-matter removing apparatus | Masashi OTOMI | 2020-07-07 |