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Jon R. Sigler

🗺 California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,235,945 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8330447 Self-balancing frequency determining bridge Richard Rodeheaver Hawkins 2012-12-11
7911199 Method for eliminating the need to zero and calibrate a power meter before use Richard Rodeheaver Hawkins 2011-03-22
7884596 Self-balancing frequency determining bridge Richard Rodeheaver Hawkins 2011-02-08
7830134 Power meter with means to eliminate the need to zero and calibrating Richard Rodeheaver Hawkins 2010-11-09