John K. Erwin — 1 Patent at Amp

John K. Erwin has been granted 1 US patent while listed as an inventor at Amp. All of these patents were granted in 1989. John K. Erwin ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list John K. Erwin in Sanford, FL, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
4874322	Surface applied wiring apparatus	Frank P. Dola, Steven Feldman	1989-10-17	$2,260,000

John K. Erwin — 1 Patent

Issued Patents All Time

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