Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866613 | Ultrasonic continuous wave blood flowmeter using Doppler effect analysis | Shin-ichi Amemiya | 1989-09-12 |
KI
Kenji Ishiwata
Overall (1989): #88,648 of 140,708Top 65%
1
Patents 1989