Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5644199 | Method for driving an ultrasonic motor | Takashi Nojima, Tetsuro Otsuchi, Takahiro Nishikura, Osamu Kawasaki, Katsu Takeda +1 more | 1997-07-01 |
MS
Masanori Sumihara
Overall (1997): #106,678 of 185,788Top 60%
1
Patents 1997