Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5379231 | Method and apparatus for simulating a microelectric interconnect circuit | Curtis L. Ratzlaff, Nanda Gopal | 1995-01-03 |
| 5023822 | Pulse ratio system | John C. Schlotterer, Paul M. Johnston, Mark F. Rusnak, Thomas M. Byrd, Jr. | 1991-06-11 |
| 4683989 | Elevator communication controller | Arthur A. Anderson | 1987-08-04 |