Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4805155 | Speed control circuit for mechanical scan ultrasonic imaging apparatus | Masaaki Shiraishi, Masaaki Ichiki | 1989-02-14 |
KS
Kazuhiko Shibata
Overall (1989): #89,764 of 140,708Top 65%
1
Patents 1989