John C. Twombly — 1 Patent at IBM

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

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
4862113	Sinusoidal oscillator with instant start-up	Otto Richard Buhler, Brian A. Simpson	1989-08-29	$11,671,000

John C. Twombly — 1 Patent

Issued Patents All Time

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