Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814640 | Electrically trimmable semiconductor device | — | 1989-03-21 |
SM
Shigeru Miyake
Overall (1989): #57,330 of 140,708Top 45%
1
Patents 1989