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

Douglas A. Williams — 4 Patents

IBM: 4 patents #21,783 of 70,183Top 35%
Durham, NC: #1,223 of 4,103 inventorsTop 30%
North Carolina: #12,022 of 45,564 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Douglas A. Williams has been granted 4 US patents while listed as an inventor at IBM. The first was granted in 2007 and the most recent in November 2020. Douglas A. Williams ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Douglas A. Williams in Durham, NC, US.

Patents per Year

Patents granted per year, 2007 to 2020Bar chart with a peak of 2 patents in 2020.peak 22007: 1 patents20072014: 1 patents20142020: 2 patents2020

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10838373 Automatically changing ergonomic conditions Kristin M. Arrowood, Clyde T. Foster, II, Joseph N. Kozhaya 2020-11-17 $2,639,000
10838374 Automatically changing ergonomic conditions Kristin M. Arrowood, Clyde T. Foster, II, Joseph N. Kozhaya 2020-11-17 $2,639,000
8682928 Method, system and program for direct client file access in a data management system David Alan Burton 2014-03-25 $4,381,000
7177868 Method, system and program for direct client file access in a data management system David Alan Burton 2007-02-13 $5,980,000