Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6317027 | Auto-tunning scanning proximity reader | — | 2001-11-13 |
| 6150948 | Low-power radio frequency identification reader | — | 2000-11-21 |
| 4731810 | Neighborhood home security system | — | 1988-03-15 |
| 4613848 | Multiple-zone intrusion detection system | — | 1986-09-23 |
| 4559535 | System for displaying information with multiple shades of a color on a thin-film EL matrix display panel | Robert Bell, Joseph A. Martorano, Walter F. Essinger | 1985-12-17 |