Inventor
Steven L. Williamson
Inventor
Ann Arbor, MI, US
Overview
Patents· 24 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Rprimary
G01RMeasuring electric variables17%
G01NInvestigating or analysing materials by determining their chemical or physical properties13%
G02BOptical elements, systems or apparatus9%
H04BTransmission7%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation7%
G01BMeasuring length, thickness or similar linear dimensions4%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light4%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%
G04FTime-interval measuring4%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light4%
PatentTitleYear
10,215,696System for determining at least one property of a sheet dielectric sample using terahertz radiation20199,998,236System for transmitting and receiving electromagnetic radiation20189,749,063'RF signal generating device'20179,397,761'RF signal generating device'20169,136,419'Photoconductive device'20158,457,915'System and method to measure the transit time position(s) of pulses in time domain data'20138,390,910'Optical delay'20137,449,695'Terahertz imaging system for examining articles'20087,263,266'Precision fiber attachment'20077,039,275'Focusing fiber optic'20066,936,821'Amplified photoconductive gate'20056,849,852'System and method for monitoring changes in state of matter with terahertz radiation'20056,816,647'Compact fiber pigtailed terahertz modules'20046,262,465'Highly-doped P-type contact for high-speed, front-side illuminated photodiode'20015,317,256'High-speed, high-impedance external photoconductive-type sampling probe/pulser'19945,053,696'Electro-electron oscilloscope'19915,006,789'Electro-optic signal measurement'19914,928,076'Ultrafast optical modulator'19904,928,058'Electro-optic signal measurement'19904,910,454'System for electrical signal sampling with ultrashort optical pulses'19904,896,119'CW pumper CW pumped variable repetition rate regenerative laser amplifier system'19904,873,485'Electro-optic signal measurement'19894,434,399'Electron-optical wide band signal measurement system'19844,431,914'Photoelectron switching in semiconductors in the picosecond time domain'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–1991Patents assigned to UNIV ROCHESTER (9)· patent assignee history
1984–1991Based in Henrietta, NY, US· patent location history
1990–2019Based in Ann Arbor, MI, US· patent location history
1990Based in Rochester, NY, US· patent location history
2001–2006Patents assigned to PICOMETRIX INC (5)· patent assignee history
2007–2019Patents assigned to PICOMETRIX LLC (7)· patent assignee history
2013–2015Patents assigned to WILLIAMSON STEVEN (2)· patent assignee history
2016–2017Patents assigned to CRFS LTD (2)· patent assignee history
2016–2017Based in Cambridge, GB· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UNIV ROCHESTER | 9 | 1984–1991 |
| PICOMETRIX LLC | 7 | 2007–2019 |
| PICOMETRIX INC | 5 | 2001–2006 |
| CRFS LTD | 2 | 2016–2017 |
| WILLIAMSON STEVENself | 2 | 2013–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ann Arbor, MI, US | 16 | 1990–2019 |
| Henrietta, New York, US | 5 | 1984–1991 |
| Cambridge, GB | 2 | 2016–2017 |
| Rochester, New York, US | 1 | 1990 |