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

Richard D. J. Duce

AMD: 3 patents #3,141 of 9,279Top 35%
San Jose, CA: #14,517 of 32,062 inventorsTop 50%
California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,581,697 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7373560 Circuit for measuring signal delays of asynchronous inputs of synchronous elements Christopher H. Kingsley, Kusuma Bathala, Paul A. Swartz 2008-05-13
7305599 Testing propagation delay of a shift register using a ring oscillator Himanshu Verma 2007-12-04
6850123 Circuits and methods for characterizing the speed performance of multi-input combinatorial logic Himanshu Verma, Anthony P. Calderone 2005-02-01