Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Steele — 7 Patents

PUPurewick: 3 patents #12 of 95Top 15%
WEWestinghouse Electric: 2 patents #1,558 of 5,139Top 35%
Wyoming, OH: #37 of 143 inventorsTop 30%
Ohio: #11,780 of 73,341 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
David Steele has been granted 7 US patents while listed as an inventor at Purewick. The first was granted in 1990 and the most recent in March 2021. David Steele ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list David Steele in Wyoming, OH, US.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
D913490 Urine collection apparatus container lid Eric Rehm, Abigail Wilms, Chris Justice, Ryan Zumbach, Cuong Nguyen +8 more 2021-03-16
D912244 Urine collection apparatus Eric Rehm, Abigail Wilms, Chris Justice, Ryan Zumbach, Cuong Nguyen +8 more 2021-03-02
D910169 Urine collection apparatus base Eric Rehm, Abigail Wilms, Chris Justice, Ryan Zumbach, Cuong Nguyen +8 more 2021-02-09
5651147 Three-way trap elbow and cleanout system Robert Reuben Taylor 1997-07-29
5509148 Three-way trap elbow and cleanout system Robert Reuben Taylor 1996-04-23
5194816 Method and apparatus for locating electrical shorts between concealed conductive objects 1993-03-16 $9,801,000
4940944 Cathodic protection analyzer in which the fundamental and odd harmonics of a power line frequency are removed Randolph K. Armstrong, David E. Snider 1990-07-10 $2,961,000