Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871976 | Amplifier circuit including single capacitor for DC differential-input balance | Miyoichi Watanabe | 1989-10-03 |
SU
Shinobu Ueda
Overall (1989): #56,602 of 140,708Top 45%
1
Patents 1989