Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836210 | Ultrasonic analyzer | Isamu Yamada, Keiichi Murakami | 1989-06-06 |
AS
Akira Shiba
Overall (1989): #134,410 of 140,708Top 100%
1
Patents 1989