Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883992 | Temperature compensated voltage generator | Dennis M. Koglin | 1989-11-28 |
| 4866312 | Differential voltage to current converter | Dennis M. Koglin | 1989-09-12 |
| 4850227 | Pressure sensor and method of fabrication thereof | Michael Luettgen, Dennis M. Koglin, John Hart, Ronald E. Brown | 1989-07-25 |