Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7866455 | Clutch, motor device, and vehicle door opening and closing apparatus | Tomoaki Ozaki, Satoshi Ohta, Masaaki Shimizu | 2011-01-11 |
| 7780221 | Clutch, motor device, and vehicle door opening and closing apparatus | Tomoaki Ozaki, Satoshi Ohta, Masaaki Shimizu | 2010-08-24 |