Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821036 | Method of and apparatus for producing a digital indication of the time-integral of an electric current | — | 1989-04-11 |
PD
Patrick A. Daffarn
Overall (1989): #34,866 of 140,708Top 25%
1
Patents 1989