Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Provence — 2 Patents

Chevron: 2 patents #1,782 of 4,788Top 40%
Copan, OK: #4 of 11 inventorsTop 40%
Oklahoma: #4,543 of 12,736 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert Provence has been granted 2 US patents while listed as an inventor at Chevron. The first was granted in 2003 and the most recent in February 2005. Robert Provence ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert Provence in Copan, OK, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6852660 Solid metallocene catalyst system Kent E. Mitchell, Gary L. Glass, L. Kirchman, Leigh Ford, Randall S. Muninger 2005-02-08
6534609 Method for making and using a metallocene catalyst system Kent E. Mitchell, Gary L. Glass, L. Kirchman, Leigh Ford, Randall S. Muninger 2003-03-18