Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833350 | Bipolar-CMOS digital interface circuit | — | 1989-05-23 |
AF
Arnold M. Frisch
Overall (1989): #131,094 of 140,708Top 95%
1
Patents 1989