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USPTO Patent Rankings Data through Dec 31, 2025
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Fred O. Enstrom — 3 Patents

SESecurus: 3 patents #9 of 25Top 40%
Escondido, CA: #486 of 1,330 inventorsTop 40%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Fred O. Enstrom has been granted 3 US patents while listed as an inventor at Securus. The first was granted in 2006 and the most recent in February 2010. Fred O. Enstrom ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Fred O. Enstrom in Escondido, CA, US.

Patents per Year

Patents granted per year, 2006 to 2010Bar chart with a peak of 1 patents in 2006.peak 12006: 1 patents20062008: 1 patents20082010: 1 patents2010

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7654287 Dual slide gate valve and method for using same Greg P. Metzger, Scott W. Randolph, Duane R. Condon, Thomas L. Kendall, Larry D. Brown +1 more 2010-02-02
7398675 Dual slide gate valve and method for using same Greg P. Metzger, Scott W. Randolph, Duane R. Condon, Thomas L. Kendall, Larry D. Brown +1 more 2008-07-15
6997041 Dual slide gate valve and method for using same Greg P. Metzger, Scott W. Randolph, Duane R. Condon, Thomas L. Kendall, Larry D. Brown +1 more 2006-02-14

Frequent Collaborators

Greg P. Metzger3 shared
Scott W. Randolph3 shared
Duane R. Condon3 shared
Dennis L. Hart3 shared
Larry D. Brown3 shared
Thomas L. Kendall3 shared

Nearby-Ranked Inventors

Daniel Silion3
Hangfeng Li3
Mark Vander Wal3
Chad M. Goltzman3
Sathish Kumar Thanganathan3
Debbie Maloyd3
Ethan Alexander Garrett3
Paul Sabatka3
Sergii Bomko3