Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6420911 | Ballast circuit for operating a lamp | Hendrik Boezen | 2002-07-16 |
LW
Leonardus F. P. Warmerdam
Overall (All Time): #3,551,386 of 4,157,543Top 90%
1
Patents All Time