Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7407373 | Internal gear pump and an inner rotor of such a pump | Daisuke Ogata, Naoki Inui | 2008-08-05 |
| 6890164 | Internal gear pump | Daisuke Ogata, Naoki Inui, Harumitsu Sasaki | 2005-05-10 |