Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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William E. Spencer — 10 Patents

IBM: 5 patents #18,770 of 70,183Top 30%
AAAlfa Laval Agri: 3 patents #2 of 17Top 15%
DFDelaware Capital Formation: 1 patents #262 of 626Top 45%
Pleasant Valley, NY: #33 of 156 inventorsTop 25%
New York: #14,754 of 115,490 inventorsTop 15%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
William E. Spencer has been granted 10 US patents while listed as an inventor at IBM. The first was granted in 1990 and the most recent in July 2017. William E. Spencer ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list William E. Spencer in Pleasant Valley, NY, US.

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9710655 Controlled delivery and assessing of security vulnerabilities Margaret M. Bennett, Barbara J. Bryant 2017-07-18 $2,009,000
9710656 Controlled delivery and assessing of security vulnerabilities Margaret M. Bennett, Barbara J. Bryant 2017-07-18 $2,009,000
9584538 Controlled delivery and assessing of security vulnerabilities Margaret M. Bennett, Barbara J. Bryant 2017-02-28 $2,397,000
9531728 Controlled delivery and assessing of security vulnerabilities Margaret M. Bennett, Barbara J. Bryant 2016-12-27 $3,909,000
8291382 Maintenance assessment management Barbara J. Bryant, Nicole M. Fagen 2012-10-16 $3,795,000
6538261 Wet line fluid removal system with optical sensor Lee A. McConnel, Mark D. Holt 2003-03-25
5653192 Livestock identification apparatus Joseph S. Sheen, Lars Henrik Harald Andersson, Philip M. Wirth 1997-08-05
5628284 Livestock cutter gate apparatus Joe S. Sheen 1997-05-13
5088447 Transponder reader arm assembly Mofazzal H. Chowdhury 1992-02-18
D310943 Bottle drain coupling 1990-10-02