Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8015918 | Cleaning apparatus | Hirofumi Saito, Yoshihito Nakamura, Akihiro Matsukawa, Katsuhisa Nakamura | 2011-09-13 |
| 7726240 | Cleaning apparatus | Hirofumi Saito, Yoshihito Nakamura, Akihiro Matsukawa, Katsuhisa Nakamura | 2010-06-01 |