Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10632590 | Work processing apparatus and liquid chemical bag for the same | Masayuki Tsukada, Kazutaka Shibuya, Takayuki Fuse, Shiro Hara | 2020-04-28 |
| 10636685 | Nozzle and work polishing apparatus | Kazutaka Shibuya | 2020-04-28 |