Inventor
Surinder Krishna
Inventor
Ballston Lake, NY, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Dprimary
H10DInorganic electric semiconductor devices46%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1021%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1018%
G01SRadio direction-finding4%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems4%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
PatentTitleYear
4,958,210'High voltage integrated circuits'19904,804,634'Integrated circuit lateral transistor structure'19894,734,382'BiCMOS process having narrow bipolar emitter and implanted aluminum isolation'19884,648,909'Fabrication process employing special masks for the manufacture of high speed bipolar analog integrated circuits'19874,639,274'Method of making precision high-value MOS capacitors'19874,581,626'Thyristor cathode and transistor emitter structures with insulator islands'19864,512,816'High-density IC isolation technique capacitors'19854,060,821'Field controlled thyristor with buried grid'19774,032,961'Gate modulated bipolar transistor'19773,988,771'Spatial control of lifetime in semiconductor device'19763,988,772'Current isolation means for integrated power devices'19763,982,269'Semiconductor devices and method, including TGZM, of making same'19763,979,769'Gate modulated bipolar transistor'19763,945,028'High speed, high power plasma thyristor circuit'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1990Patents assigned to GEN ELECTRIC (8)· patent assignee history
1976Patents assigned to WESTINGHOUSE ELECTRIC CORP (1)· patent assignee history
1976–1990Based in Ballston Lake, NY, US· patent location history
1985–1989Patents assigned to NAT SEMICONDUCTOR CORP (2)· patent assignee history
1985–1989Based in Fremont, CA, US· patent location history
1986Based in Schenectady, NY, US· patent location history
1987–1988Patents assigned to FAIRCHILD SEMICONDUCTOR (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 8 | 1976–1990 |
| FAIRCHILD SEMICONDUCTOR | 3 | 1987–1988 |
| NAT SEMICONDUCTOR CORP | 2 | 1985–1989 |
| WESTINGHOUSE ELECTRIC CORP | 1 | 1976 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ballston Lake, New York, US | 8 | 1976–1990 |
| Fremont, California, US | 5 | 1985–1989 |
| Schenectady, New York, US | 1 | 1986 |