Chuni Ghosh — 27 Patents at Princeton Optronics

Chuni Ghosh has been granted 27 US patents while listed as an inventor at Princeton Optronics. The first was granted in 1985 and the most recent in July 2025. Chuni Ghosh ranks #142,059 of 4,157,543 US inventors in our database (top 3.4%). Patent records list Chuni Ghosh in Princeton Colonial Park, NJ, US.

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #	Title	Co-Inventors	Date
12374864	Producing illumination beams using micro-lens arrays	Jean-Francois Seurin, Laurence Watkins, Baiming Guo, Markus Rossi	2025-07-29
12123985	Three-dimensional imaging and sensing applications using polarization specific VCSELS	Jean-Francois Seurin	2024-10-22
11967798	Vertical cavity surface emitting laser devices	Laurence Watkins, Jean-Francois Seurin	2024-04-23
11916355	Narrow beam divergence semiconductor sources	Jean-Francois Seurin, Robert Van Leeuwen	2024-02-27
11728620	Semiconductor devices and methods for producing the same	Guoyang Xu, Qing Wang	2023-08-15
11527868	Multilayer conductor interconnects for high density light emitter arrays	Jean-Francois Seurin, Laurence Watkins, Guoyang Xu	2022-12-13
11442284	Structured light projector including an integrated metalens and diffractive optical element	Jean-Francois Seurin, Maik Andre Scheller, Baiming Guo	2022-09-13
11394175	VCSEL narrow divergence proximity sensor	Jean-Francois Seurin	2022-07-19
11271241	Stackable fuel cell	—	2022-03-08
11195721	Ohmic contacts and methods for manufacturing the same	Guoyang Xu, Jean-Francois Seurin	2021-12-07
10707650	High-speed VCSEL device	Jean-Francois Seurin, Delai Zhou, Laurence Watkins	2020-07-07
10353215	Generation of coded structured light patterns using VCSEL arrays	Tong Chen, Laurence Watkins	2019-07-16
10290993	VCSEL illuminator package	Tong Chen, Qing Wang, Alexey Kovsh, Laurence Watkins	2019-05-14
9946089	Generation of coded structured light patterns using VCSEL arrays	Tong Chen, Laurence Watkins	2018-04-17
9574541	Compact laser ignition device for combustion engine	Qing Wang, Bing Xu, Robert Van Leeuwen	2017-02-21
9553423	Miniature structured light illuminator	Tong Chen, Jean-Francois Seurin, Laurence Watkins	2017-01-24
9520696	Processes for making reliable VCSEL devices and VCSEL arrays	Qing Wang, Jean-Francois Seurin, Laurence Watkins	2016-12-13
9268012	2-D planar VCSEL source for 3-D imaging	Jean-Francois Seurin, Laurence Watkins	2016-02-23
9038883	VCSEL packaging	Qing Wang, Jean-Francois Seurin, Laurence Watkins	2015-05-26
8929407	VCSEL pumped fiber optic gain systems	Jean-Francois Seurin, Qing Wang, Laurence Watkins	2015-01-06
8824519	VCSEL pumped fiber optic gain systems	Jean-Francois Seurin, Qing Wang, Laurence Watkins	2014-09-02
8783893	Optical illuminator	Jean-Francois Seurin, Qing Wang, Laurence Watkins	2014-07-22
8675706	Optical illuminator	Jean-Francois Seurin, Qing Wang, Laurence Watkins	2014-03-18
8576885	Optical pump for high power laser	Robert Van Leeuwen, Yihan Xiong, Jean-Francois Seurin, Bing Xu	2013-11-05
7065112	Wavelength locker	Laurence Watkins, Qing Wang, Raymond W. Simpson, Steven R Leffler	2006-06-20

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Chuni Ghosh — 27 Patents

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