Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6188556 | Two-terminal transistor PTC circuit protection devices | Chris McCoy, Hugh Duffy, Adrian I. Cogan, Ram Gopal Bommakanti | 2001-02-13 |
| 6181541 | Transistor-PTC circuit protection devices | Hugh Duffy, Adrian I. Cogan, Mark Munch, Nick Nickols | 2001-01-30 |
| 6153948 | Electronic circuits with wide dynamic range of on/off delay time | Adrian I. Cogan | 2000-11-28 |
| 5569495 | Method of making varistor chip with etching to remove damaged surfaces | Anthony C. Evans, Takeshi Tsukada, Ryan W. Dupon | 1996-10-29 |