Inventor
Kashmir S. Virk
Inventor
Hopewell Junction, NY, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F01Nprimary
F01NGas-flow silencers or exhaust apparatus for machines or engines in general25%
F02BInternal-combustion piston engines21%
C10LFuels not otherwise provided for14%
F02DControlling combustion engines11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof4%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light4%
G01NInvestigating or analysing materials by determining their chemical or physical properties4%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices4%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h104%
PatentTitleYear
11,131,629Apparatus and methods for measuring phase and amplitude of light through a layer20215,122,161'Diesel fuel comprising a glycolated Mannich coupled bis-succinimide detergent'19925,039,307'Diesel fuel detergent additive'19914,997,455'Diesel fuel injector cleaning additive'19914,964,879'Middle distillate fuel containing deposit inhibitor'19904,600,562'Method and apparatus for filtering engine exhaust gas'19864,395,875'Method for rejuvenating an exhaust gas filter for a diesel engine'19834,391,095'Internal combustion engine with exhaust filter rejuvenation'19834,372,111'Method for cyclic rejuvenation of an exhaust gas filter and apparatus'19834,359,862'Method for treating an exhaust gas stream'19824,359,863'Exhaust gas torch apparatus'19824,322,387'Catalytic exhaust gas torch'19824,165,721'Exhaust gas recirculation system for an automotive engine'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–1992Patents assigned to TEXACO INC (12)· patent assignee history
1979–1992Based in Hopewell Junction, NY, US· patent location history
1991Based in Hopewell Jct., NY, US· patent location history
2021Patents assigned to KLA TENCOR CORP (1)· patent assignee history
2021Based in Fremont, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TEXACO INC | 12 | 1979–1992 |
| KLA TENCOR CORP | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hopewell Junction, New York, US | 11 | 1979–1992 |
| Fremont, California, US | 1 | 2021 |
| Hopewell Jct., New York, US | 1 | 1991 |