Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DC

Donald E. Curtis — 3 Patents

IBM: 3 patents #26,335 of 70,183Top 40%
Garland, TX: #377 of 1,186 inventorsTop 35%
Texas: #41,402 of 125,132 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Donald E. Curtis has been granted 3 US patents while listed as an inventor at IBM. The first was granted in 1986 and the most recent in April 1999. Donald E. Curtis ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Donald E. Curtis in Garland, TX, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5896531 Method and system for managing environments with a data processing system W. Pettus Gewin, Thomas Mitchell, Michael Priven, William L. Rich, Kathleen K. Tubbs 1999-04-20 $26,173,000
4626836 Method of scheduling meetings James P. Vincent, Mary E. Weidmann 1986-12-02 $19,445,000
4591840 Calendar event description abbreviation James P. Vincent, Mary E. Weidmann 1986-05-27 $19,603,000