James D. Tompkins — 2 Patents at IBM

James D. Tompkins has been granted 2 US patents while listed as an inventor at IBM. The first was granted in 1982 and the most recent in July 2015. James D. Tompkins ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list James D. Tompkins in South Burlington, VT, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
9088226	Power module for converting DC to AC	Ryan R. Dias, Laird R. Bolt	2015-07-21
4358831	Self-biasing circuit for analog shift registers, with fat zero compensation	—	1982-11-09	$16,367,000

James D. Tompkins — 2 Patents

Issued Patents All Time

Patent Widget