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USPTO Patent Rankings Data through Dec 31, 2025
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Stephen P. DeHoff — 4 Patents

Google: 4 patents #6,467 of 22,993Top 30%
Cincinnati, OH: #2,324 of 8,043 inventorsTop 30%
Ohio: #19,019 of 73,341 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Stephen P. DeHoff has been granted 4 US patents while listed as an inventor at Google. The first was granted in 2006 and the most recent in May 2007. Stephen P. DeHoff ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Stephen P. DeHoff in Cincinnati, OH, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7219819 Self-venting valve J Wayne Halfacre, John S. Gruver, Christian Randhahn, Charles A. Curtiss, Stuart Leslie +1 more 2007-05-22
D526563 Valve J. Wayne Halfacre, John S. Gruver, Christian Randhahn, Charles A. Curtiss, Stuart Leslie +1 more 2006-08-15
D519370 Valve with dust cover J. Wayne Halfacre, John S. Gruver, Christian Randhahn, Charles A. Curtiss, Stuart Leslie +1 more 2006-04-25
D516423 Dust cover for a valve J. Wayne Halfacre, John S. Gruver, Christian Randhahn, Charles A. Curtiss, Stuart Leslie +1 more 2006-03-07