Inventor
Michael C. Driver
Inventor
McKeesport, PA, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Dprimary
H10DInorganic electric semiconductor devices16%
H01QAntennas, i.e. radio aerials13%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1013%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
G01SRadio direction-finding10%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1010%
H01PWaveguides6%
G01RMeasuring electric variables3%
H01HElectric switches3%
H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner3%
PatentTitleYear
5,923,058'Aluminum gallium nitride heterojunction bipolar transistor'19995,641,975'Aluminum gallium nitride based heterojunction bipolar transistor'19975,198,695'Semiconductor wafer with circuits bonded to a substrate'19934,922,253'High attenuation broadband high speed RF shutter and method of making same'19904,904,831'Mitered mechanical switches'19904,894,114'Process for producing vias in semiconductor'19904,823,136'Transmit-receive means for phased-array active antenna system using rf redundancy'19894,769,883'Method for tuning a microwave integrated circuit'19884,381,341'Two stage etching process for through the substrate contacts'19834,176,295'High peak power microwave generator using light activated switches'19794,077,111'Self-aligned gate field effect transistor and method for making same'19783,943,622'Application of facet-growth to self-aligned Shottky barrier gate field effect transistors'19763,942,186'High frequency, field-effect transistor'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1993Patents assigned to WESTINGHOUSE ELECTRIC CORP (11)· patent assignee history
1976Based in Trafford, PA, US· patent location history
1978–1979Based in Penn Hills, PA, US· patent location history
1988–1990Based in Pittsburgh, PA, US· patent location history
1990–1999Based in McKeesport, PA, US· patent location history
1993Based in Elizabeth Township, PA, US· patent location history
1997–1999Patents assigned to NORTHROP GRUMMAN CORP (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WESTINGHOUSE ELECTRIC CORP | 11 | 1976–1993 |
| NORTHROP GRUMMAN CORP | 2 | 1997–1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| McKeesport, Pennsylvania, US | 4 | 1990–1999 |
| Pittsburgh, Pennsylvania, US | 3 | 1988–1990 |
| Penn Hills, Pennsylvania, US | 2 | 1978–1979 |
| Trafford, Pennsylvania, US | 2 | 1976 |
| Elizabeth Township, Pennsylvania, US | 1 | 1993 |