Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8309894 | Triac control of positive temperature coefficient (PTC) heaters in room air conditioners | Tom C. Zimmer, Robert Lafleur, Brice Alan Bowley, Shinichi Hirose, Masanobu Amazutsumi +2 more | 2012-11-13 |