Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8015983 | Surface treatment apparatus | Hideki Nakada, Kouhei Kohama, Takashi Sato, Ryosuke Hamada | 2011-09-13 |
| 7938914 | Workpiece surface treatment system | Yutaka Sugiura, Ryosuke Hamada, Hideki Nakada | 2011-05-10 |