Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9117359 | Photoelectric smoke detector and process for testing the photoelectric smoke detector | Thomas Hanses, Wolfgang Werkmeister, Joerg Tuermer | 2015-08-25 |
GG
Gerhard Gruener
Overall (All Time): #3,067,621 of 4,157,543Top 75%
1
Patents All Time