Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Norman Eugene Apperson — 3 Patents

Microsoft: 3 patents #13,486 of 40,388Top 35%
Bellevue, WA: #2,778 of 6,950 inventorsTop 40%
Washington: #28,186 of 76,902 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Norman Eugene Apperson has been granted 3 US patents while listed as an inventor at Microsoft. The first was granted in 1997 and the most recent in September 2001. Norman Eugene Apperson ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Norman Eugene Apperson in Bellevue, WA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6292934 Method and system for improving the locality of memory references during execution of a computer program Robert I. Davidson, Nathan P. Myhrvold, Keith R. Vogel, Gideon A. Yuval, Richard M. Shupak 2001-09-18 $505,809,000
5978484 System and method for safety distributing executable objects Brian C. Beckman 1999-11-02 $272,219,000
5664191 Method and system for improving the locality of memory references during execution of a computer program Robert I. Davidson, Nathan P. Myhrvold, Keith R. Vogel, Gideon A. Yuval, Richard M. Shupak 1997-09-02 $218,370,000