Inventor
Joe C. Campbell
Inventor
Middletown, NJ, US
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Fprimary
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation36%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution23%
H01LSemiconductor devices14%
H10HInorganic light-emitting semiconductor devices having potential barriers9%
G02BOptical elements, systems or apparatus5%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein5%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h105%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%
PatentTitleYear
10,297,707Thin film photovoltaic cell system and method of manufacture201910,032,950AllnAsSb avalanche photodiode and related method thereof20189,748,430'Staircase avalanche photodiode with a staircase multiplication region composed of an AIInAsSb alloy'20177,045,833'Avalanche photodiodes with an impact-ionization-engineered multiplication region'20064,631,566'Long wavelength avalanche photodetector'19864,323,911'Demultiplexing photodetectors'19824,301,463'Demultiplexing photodetector'19814,239,337'Magneto-optic modulator using dielectric mirrors'19804,213,138'Demultiplexing photodetector'19804,116,530'Optical waveguides grown by selective liquid phase epitaxy'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978Based in Highlands, NJ, US· patent location history
1980–1982Patents assigned to BELL TELEPHONE LABOR INC (4)· patent assignee history
1980–1986Based in Middletown, NJ, US· patent location history
1986Patents assigned to AT & T BELL LAB (1)· patent assignee history
2006–2017Patents assigned to UNIV TEXAS (2)· patent assignee history
2006Based in Austin, TX, US· patent location history
2017–2018Patents assigned to UNIV VIRGINIA PATENT FOUNDATION (2)· patent assignee history
2017Based in Charlottsville, VA, US· patent location history
2018–2019Based in Charlottesville, VA, US· patent location history
2019Patents assigned to ALIJABBARI NASER (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BELL TELEPHONE LABOR INC | 4 | 1980–1982 |
| UNIV TEXAS | 2 | 2006–2017 |
| UNIV VIRGINIA PATENT FOUNDATION | 2 | 2017–2018 |
| ALIJABBARI NASER | 1 | 2019 |
| AT & T BELL LAB | 1 | 1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| Middletown, New Jersey, US | 5 | 1980–1986 |
| Charlottesville, Virginia, US | 2 | 2018–2019 |
| Charlottsville, Virginia, US | 1 | 2017 |
| Austin, Texas, US | 1 | 2006 |
| Highlands, New Jersey, US | 1 | 1978 |