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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
SW

Steven Williamson — 22 Patents

PIPicometrix: 12 patents #1 of 18Top 6%
URUniversity Of Rochester: 9 patents #28 of 1,162Top 3%
University of Michigan: 1 patents #1,906 of 4,352Top 45%
Ann Arbor, MI: #378 of 6,071 inventorsTop 7%
Michigan: #3,548 of 86,293 inventorsTop 5%
Overall (All Time): #189,202 of 4,157,543Top 5%
22 Patents All Time
Steven Williamson has been granted 22 US patents while listed as an inventor at Picometrix. The first was granted in 1984 and the most recent in February 2019. Steven Williamson ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list Steven Williamson in Ann Arbor, MI, US.

Patents per Year

Patents granted per year, 1984 to 2019Bar chart with a peak of 4 patents in 1990.peak 41984: 2 patents19841989: 1 patents1990: 4 patents19901991: 2 patents1994: 1 patents19942001: 1 patents2004: 1 patents20042005: 2 patents2006: 1 patents20062007: 1 patents2008: 1 patents20082013: 2 patents2015: 1 patents20152018: 1 patents2019: 1 patents2019

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
10215696 System for determining at least one property of a sheet dielectric sample using terahertz radiation David Zimdars, Jeffrey S. White, Irl N. Duling, III 2019-02-26
9998236 System for transmitting and receiving electromagnetic radiation Timothy Strong, Gregory Stuk 2018-06-12
9136419 Photoconductive device Robert N. Sacks, Matthew Jazwiecki 2015-09-15
8457915 System and method to measure the transit time position(s) of pulses in time domain data Jeffrey S. White, Gregory D. Fichter, David Zimdars 2013-06-04
8390910 Optical delay David Zimdars, Artur Chernovsky, Klaus Wolter 2013-03-05
7449695 Terahertz imaging system for examining articles David Zimdars, Greg Stuk 2008-11-11
7263266 Precision fiber attachment 2007-08-28
7039275 Focusing fiber optic 2006-05-02
6936821 Amplified photoconductive gate James V. Rudd, David Zimdars, Matthew W. Warmuth, Artur Chernovsky 2005-08-30
6849852 System and method for monitoring changes in state of matter with terahertz radiation 2005-02-01
6816647 Compact fiber pigtailed terahertz modules James V. Rudd, Matthew W. Warmuth, David Zimdars 2004-11-09
6262465 Highly-doped P-type contact for high-speed, front-side illuminated photodiode Robert N. Sacks, Janis A. Valdmanis, Kadhair Al Hemyari 2001-07-17
5317256 High-speed, high-impedance external photoconductive-type sampling probe/pulser 1994-05-31
5053696 Electro-electron oscilloscope Gerard Mourou 1991-10-01
5006789 Electro-optic signal measurement 1991-04-09
4928058 Electro-optic signal measurement 1990-05-22
4928076 Ultrafast optical modulator Gerard Mourou, John A. Nees 1990-05-22
4910454 System for electrical signal sampling with ultrashort optical pulses 1990-03-20
4896119 CW pumper CW pumped variable repetition rate regenerative laser amplifier system Girard Mourou, Irl N. Duling, III, Philippe Bado, Carl H. Petras 1990-01-23
4873485 Electro-optic signal measurement 1989-10-10
4434399 Electron-optical wide band signal measurement system Gerard Mourou, Janis A. Valdmanis 1984-02-28
4431914 Photoelectron switching in semiconductors in the picosecond time domain Gerard Mourou 1984-02-14