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USPTO Patent Rankings Data through Dec 31, 2025
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Thomas S. Payne — 12 Patents

QSQuickturn Design Systems: 5 patents #14 of 71Top 20%
QIQuickturn Systems, Incorporated: 2 patents #2 of 6Top 35%
Union City, CA: #160 of 1,177 inventorsTop 15%
California: #51,404 of 386,348 inventorsTop 15%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Thomas S. Payne has been granted 12 US patents while listed as an inventor at Quickturn Design Systems. The first was granted in 1992 and the most recent in January 2005. Thomas S. Payne ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Thomas S. Payne in Union City, CA, US.

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6845874 Collision attenuating system James M. Payne 2005-01-25
6842729 Apparatus for emulation of electronic systems Stephen P. Sample, Michael R. D'Amour 2005-01-11
6814246 Collision attenuating system James M. Payne 2004-11-09
6619491 Collision attenuator James M. Payne 2003-09-16
6474489 Collision attenuator James M. Payne 2002-11-05
6377911 Apparatus for emulation of electronic hardware system Stephen P. Sample, Michael R. D'Amour 2002-04-23
6039817 Edge and spot cleaning system for vacuum cleaners 2000-03-21
5963735 Hardware logic emulation system Stephen P. Sample, Michael R. D'Amour 1999-10-05
5644515 Hardware logic emulation system capable of probing internal nodes in a circuit design undergoing emulation Stephen P. Sample, Michael R. D'Amour 1997-07-01 $4,299,000
5477475 Method for emulating a circuit design using an electrically reconfigurable hardware emulation apparatus Stephen P. Sample, Michael R. D'Amour 1995-12-19 $1,971,000
5329470 Reconfigurable hardware emulation system Stephen P. Sample, Michael R. D'Amour 1994-07-12 $1,392,000
5109353 Apparatus for emulation of electronic hardware system Stephen P. Sample, Michael R. D'Amour 1992-04-28