Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885499 | Ultrasonic driven type motor | Minoru Kurosawa, Michiyuki Masuda | 1989-12-05 |
SU
Sadayuki Ueha
Overall (1989): #58,899 of 140,708Top 45%
1
Patents 1989