Fred E. Barnes — 1 Patent at Chevron

Fred E. Barnes has been granted 1 US patent while listed as an inventor at Chevron. All of these patents were granted in 2004. Fred E. Barnes ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Fred E. Barnes in Walnut Creek, CA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
6767372	Aviation gasoline containing reduced amounts of tetraethyl lead	Gregory Hemighaus, William R. Scott	2004-07-27	$77,048,000

Fred E. Barnes — 1 Patent

Issued Patents All Time

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