Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Darrell Alan Plank — 2 Patents

Microsoft: 2 patents #17,644 of 40,388Top 45%
Burlington, WA: #15 of 40 inventorsTop 40%
Washington: #35,700 of 76,902 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Darrell Alan Plank has been granted 2 US patents while listed as an inventor at Microsoft. All of these patents were granted in 1999. Darrell Alan Plank ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Darrell Alan Plank in Burlington, WA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5978566 Client side deferred actions within multiple MAPI profiles Ramesh B. Pabbati, R. Scott Briggs 1999-11-02 $272,219,000
5949429 Method for performing pixel addressing operations for a tiled image Paul Rolland Bonneau, Arthur Francis Champernowne, David Jones 1999-09-07 $317,977,000