Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4591710 | Ambient light and electromagnetic noise reduction circuit | Bruce M. Komadina, August H. Beining | 1986-05-27 |
| 4384201 | Three-dimensional protective interlock apparatus | Arthur B. Carroll, Mark R. Gardner | 1983-05-17 |
| 4267443 | Photoelectric input apparatus | Arthur B. Carroll, Mark R. Gardner | 1981-05-12 |
| 4243879 | Touch panel with ambient light sampling | Arthur B. Carroll, Mark R. Gardner | 1981-01-06 |