Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7651324 | Diaphragm pump | Shinya Yamamoto, Makoto Yoshikawa, Mamoru Kuwahara | 2010-01-26 |
| 7597043 | Diaphragm pump | Shinya Yamamoto, Makoto Yoshikawa | 2009-10-06 |
| 7481628 | Diaphragm pump | Shinya Yamamoto, Makoto Yoshikawa | 2009-01-27 |