Gregory Sobolewski — 26 Patents at Keithley Instruments

Gregory Sobolewski has been granted 26 US patents while listed as an inventor at Keithley Instruments. The first was granted in 1999 and the most recent in December 2025. Gregory Sobolewski ranks #150,017 of 4,157,543 US inventors in our database (top 3.6%). Patent records list Gregory Sobolewski in Brecksville, OH, US.

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12498414	Unified measurement system for static and dynamic characterization of a device under test	Jeffrey J. Trgovich, Brian Smith, James D. Bucci	2025-12-16
12050243	Safety container for high power device testing over a range of temperatures	Aaron Ferguson, James D. Bucci, Brian Smith, Jeffrey J. Trgovich	2024-07-30
11927605	Interconnect system with high current and low leakage capability	—	2024-03-12
11705894	Pulsed high current technique for characterization of device under test	—	2023-07-18
10802520	High performance current source power supply	Kevin Cawley, Wayne C. Goeke	2020-10-13
10782348	Automatic device detection and connection verification	Justin R. Noble, F. Joseph Frese, IV	2020-09-22
10746761	Dynamically configurable remote instrument interface	Michael D. Rayman	2020-08-18
10677828	Low frequency impedance measurement with source measure units	—	2020-06-09
10656181	Rejection of mechanical vibration induced noise in electrical measurements	Michael D. Rayman, Nathan A. Schatt	2020-05-19
9983228	Triaxial DC-AC connection system	Wayne C. Goeke	2018-05-29
9829520	Low frequency impedance measurement with source measure units	—	2017-11-28
9778666	Dynamic current limit apparatus and method	—	2017-10-03
9680300	Hot switch protection circuit	Matthew Alan Holtz, Jerold A. Williamson	2017-06-13
9553559	Configurable bias tee	—	2017-01-24
9326369	Guarded printed circuit board islands	James A. Niemann, Martin J. Rice, Wayne C. Goeke	2016-04-26
8547120	High speed AC current source	Jin Yu	2013-10-01
8400179	Method for load-line correction of pulsed measurements	Pete Hulbert	2013-03-19
7948248	Cable length correction	Wayne C. Goeke	2011-05-24
7782043	Variable bandwidth DC bias for AC measurement system	Wayne C. Goeke	2010-08-24
7683650	Measurement instrument with synchronized interference signals	Dan Baker, Michael D. Rayman	2010-03-23	$809,000
7633308	Combined pulse and DC test system	Pete Hulbert, Dave Rubin	2009-12-15	$1,290,000
7616014	Pulsed I-V measurement method and apparatus	—	2009-11-10	$278,000
7616008	Digital auto balance bridge	Michael D. Rayman, Wayne C. Goeke	2009-11-10	$278,000
7202676	Source measure circuit	John G. Banaska, Wayne C. Goeke	2007-04-10	$1,371,000
6069484	Source measure unit current preamplifier	Lawrence M. Klubert	2000-05-30	$5,730,000

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Gregory Sobolewski — 26 Patents

Issued Patents All Time

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