Robert C. Ezzell — 1 Patent at Phillips Petroleum

Robert C. Ezzell has been granted 1 US patent while listed as an inventor at Phillips Petroleum. All of these patents were granted in 1986. Robert C. Ezzell ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert C. Ezzell in Yarm, GB.

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
4577677	Method for cleaning heat exchangers	—	1986-03-25	$2,037,000

Robert C. Ezzell — 1 Patent

Issued Patents All Time

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