Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4915639 | """Smart"" AC receptacle and complementary plug" | Steven Charles Cohn | 1990-04-10 |
| 4764673 | Electric electron energy analyzer | Charles E. Bryson, III | 1988-08-16 |
| 4720128 | Magnetic emergency exit door lock with time delay | Emanuel L. Logan, Jr., Bruce G. Beigel | 1988-01-19 |
| 4710625 | Charged particle energy analyzer based upon isentropic containment | — | 1987-12-01 |
| 4703962 | Magnetic door lock with time delay option | Bruce G. Beigel, Emmanuel L. Logan, Jr. | 1987-11-03 |
| 4652028 | Magnetic emergency exit door lock with time delay | Emanuel L. Logan, Jr., Bruce G. Beigel | 1987-03-24 |
| 4613176 | Door latch mechanism | — | 1986-09-23 |
| 4554457 | Magnetic lens to rotate transverse particle momenta | — | 1985-11-19 |