Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert J. O'ffill — 2 Patents

CICameron International: 1 patents #744 of 784Top 95%
AMAmeron: 1 patents #22 of 42Top 55%
San Clemente, CA: #341 of 775 inventorsTop 45%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert J. O'ffill has been granted 2 US patents while listed as an inventor at Ameron. The first was granted in 1996 and the most recent in October 1998. Robert J. O'ffill ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert J. O'ffill in San Clemente, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5817200 Surfacing of rehabilitating structures 1998-10-06 $897,000
5580406 Surfacing or rehabilating structures without supporting forms 1996-12-03 $907,000