RW

Richard A. Williamson

LS Laars Heating Systems: 1 patents #3 of 7Top 45%
Overall (All Time): #1,001,551 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8931438 Condensing gas appliance and condensate trap therefor Bertram L. Walters 2015-01-13
5659299 High speed infrared communications system using pulse sets Jon M. Knight, Roger Biros 1997-08-19
5475381 High speed infrared communications system using pulse sets Jon M. Knight, Roger Biros 1995-12-12
4342991 Partial scrolling video generator Richard N. Pope 1982-08-03
4322801 Method for controlling traffic flow Derek Gitelson 1982-03-30