John E. Andrew — 2 Patents at Resources Conservation

John E. Andrew has been granted 2 US patents while listed as an inventor at Resources Conservation. The first was granted in 1980 and the most recent in September 1989. John E. Andrew ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John E. Andrew in Renton, WA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
4863607	Method for removing amine from oil	Howard R. Herrigel, George R. Jones, James C. Nowak, Mark K. Tose, Robert L. Whalen	1989-09-05	$265,000
4216820	Condenser/evaporator heat exchanger and method of using the same	—	1980-08-12	$9,489,000

John E. Andrew — 2 Patents

Issued Patents All Time

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