Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6295092 | System for analyzing television programs | Richard A. Hullinger, William J. Trosky, Robert Ross, John D. Bartels, Brian Schultz | 2001-09-25 |
| 5317309 | Dual mode electronic identification system | Leonard C. Vercellotti, Richard J. Ravas, John C. Schlotterer, James A. Neuner | 1994-05-31 |
| 5101137 | Integrated TFEL flat panel face and edge emitter structure producing multiple light sources | Zoltan K. Kun | 1992-03-31 |
| 4928118 | Enhanced resolution electrophotographic-type imaging station | David Leksell, Zoltan K. Kun | 1990-05-22 |
| 4698780 | Method of monitoring an elevator system | Kenneth M. Eichler, William J. Trosky, William H. Moore | 1987-10-06 |
| 4646058 | Elevator system with lamp failure monitoring | Kenneth M. Eichler, William H. Moore | 1987-02-24 |
| 4512442 | Method and apparatus for improving the servicing of an elevator system | William H. Moore, William J. Trosky, Kenneth M. Eichler, Stephen Tomas, Edward Tober +1 more | 1985-04-23 |
| 4418795 | Elevator servicing methods and apparatus | William J. Trosky, Kenneth M. Eichler, William H. Moore | 1983-12-06 |
| 4400786 | Elevator system with speech synthesizer for audible information | Kenneth M. Eichler, Douglas A. Bauman | 1983-08-23 |
| 4400787 | Elevator system with speech synthesizer for repetition of messages | Kenneth M. Eichler | 1983-08-23 |
| 4248327 | Elevator system | Louis M. Capuano, Paul Otto, Kenneth M. Eichler | 1981-02-03 |