Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Richard E. Rice — 13 Patents

UNUnknown: 5 patents #3,065 of 83,584Top 4%
SGSilicon Graphics: 3 patents #151 of 758Top 20%
ASAlias Systems: 1 patents #4 of 8Top 50%
AUAutodesk: 1 patents #540 of 1,046Top 55%
HPHooker Chemicals & Plastics: 1 patents #31 of 117Top 30%
Arlington, MA: #299 of 2,056 inventorsTop 15%
Massachusetts: #9,700 of 88,656 inventorsTop 15%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
Richard E. Rice has been granted 13 US patents while listed as an inventor at Unknown. The first was granted in 1980 and the most recent in January 2007. Richard E. Rice ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Richard E. Rice in Arlington, MA, US.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7170516 Approximation of Catmull-Clark subdivision surfaces by Bezier patches Eric Joel Stollnitz 2007-01-30 $77,576,000
6950099 Approximation of Catmull-Clark subdivision surfaces by Bezier patches Eric Joel Stollnitz 2005-09-27
6639592 Curve network modeling Sriram Dayanand 2003-10-28 $4,997,000
6268871 Generating a curve for computer graphics through points residing on underlying geometries in a three dimensional space Craig W. McPheeters 2001-07-31 $1,520,000
6253164 Curves and surfaces modeling based on a cloud of points Nikki Ruth Rohm 2001-06-26 $2,122,000
4896344 X-ray video system John K. Grady 1990-01-23
4646339 Rotating X-ray mask with sector slits 1987-02-24
4581753 Translatively driven X-ray aperture mask 1986-04-08
4549209 X-Ray image converter system John K. Grady 1985-10-22
4534051 Masked scanning X-ray apparatus John K. Grady 1985-08-06
4504859 Multiple X-ray image scanners John K. Grady 1985-03-12
4246466 Electric heat storage apparatus Barry M. Cohen, George Webb 1981-01-20
4189294 Flameless combustion burner and method of operation Charles W. Peterson 1980-02-19