Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818996 | Digital-to-analog converting circuit | — | 1989-04-04 |
SK
Shigenobu Kimura
Overall (1989): #57,598 of 140,708Top 45%
1
Patents 1989