Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6577242 | Wireless transfer of data from a detector | Hsing C. Jen | 2003-06-10 |
| 6424257 | Bidirectional communication between control element and electrical devices | Hsing C. Jen, Timothy A. Rauworth | 2002-07-23 |
| 4618777 | Outer electrode with improved smoke entry | George A. Schoenfelder, Stephen L. Siegel | 1986-10-21 |