Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871929 | ECL logic gate | M. Ngheim Phan | 1989-10-03 |
| 4804861 | Multifunction onboard input/output termination | Barry Siegwart | 1989-02-14 |
RH
Roger L. Hollstein
Overall (1989): #17,155 of 140,708Top 15%
2
Patents 1989