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USPTO Patent Rankings Data through Dec 31, 2025
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Gene E. Kellum — 4 Patents

Chevron: 4 patents #1,084 of 4,788Top 25%
Bridge City, TX: #36 of 155 inventorsTop 25%
Texas: #33,915 of 125,132 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Gene E. Kellum has been granted 4 US patents while listed as an inventor at Chevron. The first was granted in 1995 and the most recent in January 2004. Gene E. Kellum ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Gene E. Kellum in Bridge City, TX, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6673736 Chromate ester catalyst and method of using same to produce high performance polyethylene products Pamela L. Maeger 2004-01-06 $298,589,000
6531565 MVTR resin produced with post-titanated Cr/Si/Ti catalyst Kevin J. Taylor, Charles D. Mills, James A. Solis 2003-03-11
5965675 Polymerization processes Robert L. Batchelor 1999-10-12 $148,185,000
5473027 Production of blow molding polyethylene resin Robert L. Batchelor 1995-12-05 $141,691,000