JS

James L. Stopa

WC Whelen Engineering Company: 13 patents #7 of 52Top 15%
WT Whelen Technologies: 5 patents #2 of 8Top 25%
3M: 2 patents #5,326 of 11,543Top 50%
Overall (All Time): #224,742 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
10420177 LED illumination module with fixed optic and variable emission pattern Todd J. Smith 2019-09-17
10400994 LED illumination module with fixed optic and variable emission pattern Todd J. Smith 2019-09-03
8450936 Dual range power supply 2013-05-28
8201974 Pan-tilt spotlight Kevin M. Smith, David J. Sousa 2012-06-19
7116294 LED driver circuits 2006-10-03
RE38795 Pattern selection method and apparatus Paul C. Welling 2005-09-13
D500384 Reflector for light assembly Jon H. Lyons, Todd J. Smith 2004-12-28
6641284 LED light assembly Todd J. Smith 2003-11-04
6583988 Encapsulated power supply Jon H. Lyons 2003-06-24
6431728 Multi-array LED warning lights Thomas M. Fredericks 2002-08-13
6318886 High flux led assembly David J. Sousa 2001-11-20
6317052 Pattern selection method and apparatus Paul C. Welling 2001-11-13
6155694 Composite warning light with emission pattern matching H. Wayne Lyons 2000-12-05
5160874 Rotatable warning light assembly Harold W. Lyons 1992-11-03
5157382 Directional information conveying method and apparatus 1992-10-20
5027260 Vehicular lightbar assembly Harold W. Lyons 1991-06-25
5016139 Electronic power supply with enhanced heat transfer characteristics Stephen C. Bibbiani 1991-05-14
5013973 Power supply for intermittently operated loads 1991-05-07
4972185 Radiant energy signal transmitter Earl B. Hoekman 1990-11-20
4970439 Power supply circuit for a gaseous discharge tube device 1990-11-13