Inventor
Bruce T. Williams
Inventor
Lockport, NY, US
Overview
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Rprimary
G01RMeasuring electric variables41%
G01QScanning-probe techniques or apparatus6%
G03GElectrography6%
H03FAmplifiers6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
B82YSpecific uses or applications of nanostructures3%
G01NInvestigating or analysing materials by determining their chemical or physical properties3%
G06FElectric digital data processing3%
G06TImage data processing or generation, in general3%
H01TSpark gaps3%
PatentTitleYear
10,511,262High speed, high voltage, amplifier output stage using linear or class D topology201910,469,850Image histogram compression end point pair selection based on a target color space range20198,793,342'Interpreting web application content'20147,439,746'Electrostatic voltmeter'20087,427,864'Ion balance monitor'20086,660,665'Platen for electrostatic wafer clamping apparatus'20036,600,323'Sensor for non-contacting electrostatic detector'2003D0473037'Infant body wrap'20036,507,197'Electrostatic force detector with cantilever for an electrostatic force microscope'20036,433,552'Floating plate voltage monitor'20026,337,478'Electrostatic force detector with cantilever and shield for an electrostatic force microscope'20025,448,337'Method and apparatus for determining the charge or voltage distribution of an electrophotographic surface'19955,079,669'Electrophotographic charging system and method'19924,928,057'High speed D.C. non-contacting electrostatic voltage follower'19904,878,017'High speed D.C. non-contacting electrostatic voltage follower'19894,797,620'High voltage electrostatic surface potential monitoring system using low voltage A.C. feedback'19894,763,078'Sensor for electrostatic voltmeter'19884,370,616'Low impedance electrostatic detector'19834,270,090'D.C. Electrostatic voltage follower having ion-coupled probe'19814,205,267'High speed electrostatic voltmeter'19804,147,981'Electrostatic voltmeter probe positioned on the outside of a housing and vibrated by a piezoelectric transducer within the housing'19794,068,278'Overload protection circuit for amplifiers'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–2019Patents assigned to WILLIAMS BRUCE T (11)· patent assignee history
1978–2008Based in Lockport, NY, US· patent location history
2002–2008Patents assigned to TREK INC (6)· patent assignee history
2003Patents assigned to JAPAN FINE CERAMICS CT (1)· patent assignee history
2003Based in Uniondale, NY, US· patent location history
2008–2019Based in Barker, NY, US· patent location history
2014–2019Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (2)· patent assignee history
2014Patents assigned to HALL DAVID M (1)· patent assignee history
2014–2019Based in San Diego, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WILLIAMS BRUCE Tself | 11 | 1978–2019 |
| TREK INC | 6 | 2002–2008 |
| HEWLETT PACKARD DEVELOPMENT CO | 2 | 2014–2019 |
| HALL DAVID M | 1 | 2014 |
| JAPAN FINE CERAMICS CT | 1 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lockport, New York, US | 17 | 1978–2008 |
| Barker, New York, US | 2 | 2008–2019 |
| San Diego, California, US | 2 | 2014–2019 |
| Uniondale, New York, US | 1 | 2003 |