Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10737663 | Extraneous-matter removing apparatus | Masahiro Koharazawa | 2020-08-11 |
| 10717418 | Air compressor and extraneous-matter removing apparatus | Yasutaka Yamanaka, Tomohisa Koseki | 2020-07-21 |
| 10703300 | Optical unit | Tomohisa Koseki, Yasutaka Yamanaka | 2020-07-07 |
| 10704551 | Rotation device and extraneous-matter removing apparatus | Tomohisa Koseki | 2020-07-07 |