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USPTO Patent Rankings Data through Dec 31, 2025
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Keith Westgate — 2 Patents

QSQuickturn Design Systems: 2 patents #33 of 71Top 50%
Andover, MA: #655 of 1,295 inventorsTop 55%
Massachusetts: #42,563 of 88,656 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Keith Westgate has been granted 2 US patents while listed as an inventor at Quickturn Design Systems. The first was granted in 1999 and the most recent in April 2004. Keith Westgate ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Keith Westgate in Andover, MA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6728667 Multiple instantiation system 2004-04-27
5870316 Methods of using simultaneous test verification software Bernard S. Gilbert, Richard Sayde 1999-02-09 $3,819,000