Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stephen P. Sample — 42 Patents

QSQuickturn Design Systems: 30 patents #1 of 71Top 2%
Intel: 15 patents #2,763 of 30,777Top 9%
QIQuickturn Systems, Incorporated: 4 patents #1 of 6Top 20%
DCDrc Computer: 3 patents #2 of 5Top 40%
SFSecurity First: 2 patents #23 of 35Top 70%
MSMonterey Design Systems: 1 patents #21 of 38Top 60%
Saratoga, CA: #221 of 2,933 inventorsTop 8%
California: #10,667 of 386,348 inventorsTop 3%
Overall (All Time): #72,062 of 4,157,543Top 2%
42 Patents All Time
Stephen P. Sample has been granted 42 US patents while listed as an inventor at Quickturn Design Systems. The first was granted in 1992 and the most recent in May 2017. Stephen P. Sample ranks #72,062 of 4,157,543 US inventors in our database (top 1.7%). Patent records list Stephen P. Sample in Saratoga, CA, US.

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9645951 Accelerator system for remote data storage Michael H. Wang, Steven Mark Casselman, Babu Rao Kandimalla, Lawrence A. Laurich 2017-05-09
9411524 Accelerator system for use with secure data storage Mark S. O'Hare, Rick L. Orsini, Lawrence A. Laurich, Michael H. Wang, Babu Rao Kandimalla +2 more 2016-08-09
8824492 Accelerator system for remote data storage Michael H. Wang, Steven Mark Casselman, Babu Rao Kandimalla, Lawrence A. Laurich 2014-09-02
8601498 Accelerator system for use with secure data storage Lawrence A. Laurich, Michael H. Wang, Babu Rao Kandimalla, Rick L. Orsini, Mark S. O'Hare +2 more 2013-12-03
7856546 Configurable processor module accelerator using a programmable logic device Steven Mark Casselman 2010-12-21
7739097 Emulation system with time-multiplexed interconnect Mikhail Bershteyn, Michael Butts, Jerry R. Bauer 2010-06-15
6882176 High-performance programmable logic architecture Kevin A. Norman, Rakesh Patel, Michael Butts 2005-04-19 $24,543,000
6842729 Apparatus for emulation of electronic systems Michael R. D'Amour, Thomas S. Payne 2005-01-11
6732068 Memory circuit for use in hardware emulation system Mikhail Bershteyn, Michael Butts, Jerry R. Bauer 2004-05-04
6694464 Method and apparatus for dynamically testing electrical interconnect Barton L. Quayle 2004-02-17
6625793 Optimized emulation and prototyping architecture Michael Butts 2003-09-23
6570404 High-performance programmable logic architecture Kevin A. Norman, Rakesh Patel, Michael Butts 2003-05-27 $96,696,000
6567967 Method for designing large standard-cell base integrated circuits Yaacov Greidinger, David S. Reed, Ara Markosian, Jonathan Frankle, Hasmik Lazaryan 2003-05-20
6377911 Apparatus for emulation of electronic hardware system Michael R. D'Amour, Thomas S. Payne 2002-04-23
6377912 Emulation system with time-multiplexed interconnect Mikhail Bershteyn, Michael Butts, Jerry R. Bauer 2002-04-23
6353552 PLD with on-chip memory having a shadow register Michael Butts, Kevin A. Norman, Rakesh Patel, Chao-Chiang Chen 2002-03-05 $74,476,000
6317367 FPGA with on-chip multiport memory Michael Butts, Kevin A. Norman, Rakesh Patel, Chao-Chiang Chen 2001-11-13 $57,236,000
6289494 Optimized emulation and prototyping architecture Michael Butts 2001-09-11
6285211 I/O buffer circuit with pin multiplexing Michael Butts, Kevin A. Norman, Rakesh Patel 2001-09-04 $111,412,000
6259588 Input/output buffer with overcurrent protection circuit Michael Butts, Kevin A. Norman, Rakesh Patel 2001-07-10 $82,437,000
6219284 Programmable logic device with multi-port memory Michael Butts, Kevin A. Norman, Rakesh Patel, Chao-Chiang Chen 2001-04-17 $46,677,000
6184707 Look-up table based logic element with complete permutability of the inputs to the secondary signals Kevin A. Norman, Rakesh Patel, Michael Butts 2001-02-06 $38,846,000
6151258 Programmable logic device with multi-port memory Michael Butts, Kevin A. Norman, Rakesh Patel, Chao-Chiang Chen 2000-11-21 $121,030,000
6058492 Method and apparatus for design verification using emulation and simulation Mikhail Bershteyn 2000-05-02
6034857 Input/output buffer with overcurrent protection circuit Michael Butts, Kevin A. Norman, Rakesh Patel 2000-03-07 $109,167,000