Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
ON

Ole K. Nilssen

UNUnknown: 3 patents #7,366 of 83,584Top 9%
Barrington, IL: #2 of 767 inventorsTop 1%
Illinois: #24 of 84,256 inventorsTop 1%
Overall (All Time): #2,421 of 4,157,543Top 1%
231 Patents All Time

Issued Patents All Time

Showing 226–231 of 231 patents

Patent #TitleCo-InventorsDate
4307353 Bias control for high efficiency inverter circuit 1981-12-22
4279011 Simple, high-efficiency inverter circuits 1981-07-14
4259618 Electronic assembly 1981-03-31
4257088 High-efficiency single-ended inverter circuit 1981-03-17
4229680 Lamp life extender Donald M. Berlin, Jr., Clifford E. Mensing 1980-10-21
4184128 High efficiency push-pull inverters 1980-01-15