Inventor
Gan Zhou
Inventor
Plano, TX, US
Overview
Patents· 20 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus19%
H04JMultiplex communication12%
G03HHolographic processes or apparatus10%
G11BInformation storage based on relative movement between record carrier and transducer10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves5%
G01SRadio direction-finding5%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein5%
G06VImage or video recognition or understanding5%
G11CStatic stores5%
PatentTitleYear
10,761,352Optical device202010,381,286Power module20199,468,500'Image-guided laser catheter'20168,166,825'Method and apparatus for noise reduction in ultrasound detection'20127,810,395'Ultrasonic pressure sensor and method of operating the same'20106,898,167'Techniques for writing and reading data on an optical disk which include formation of holographic optical gratings in plural locations on the optical disk'20056,810,171'Dispersion-compensated optical wavelength router'20046,690,846'Dispersion-compensated optical wavelength router'20046,621,632'Optical interferometer for demultiplexing an optical signal'20036,559,992'Adjustable chromatic dispersion compensation'20036,498,680'Compact tunable optical wavelength interleaver'20026,455,841'Optical wavelength router based on polarization interferometer'20026,272,095'Apparatus and method for storing and/or reading data on an optical disk'20016,243,200'Optical wavelength router based on polarization interferometer'20016,222,755'Solid state holographic memory'20016,075,895'Methods and apparatus for gesture recognition based on templates'20006,055,174'Solid state holographic memory'20005,982,513'Method and system to align holographic images'19995,796,858'Fingerprint sensing system using a sheet prism'19985,612,812'Method and apparatus for photorefractive pirouette display and processing of analog signals'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2005Based in Pasadena, CA, US· patent location history
1999–2001Patents assigned to HOLOPLEX INC (3)· patent assignee history
1999–2000Based in Altadena, CA, US· patent location history
2000–2001Patents assigned to HOLOPLEX (2)· patent assignee history
2001–2005Patents assigned to CALIFORNIA INST OF TECHN (2)· patent assignee history
2001–2016Based in Plano, TX, US· patent location history
2002–2004Patents assigned to CHORUM TECHNOLOGIES LP (5)· patent assignee history
2012–2016Patents assigned to TEA TIME PARTNERS LP (2)· patent assignee history
2019Based in Shanghai, CN· patent location history
2020Based in Berlin, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHORUM TECHNOLOGIES LP | 5 | 2002–2004 |
| HOLOPLEX INC | 3 | 1999–2001 |
| CALIFORNIA INST OF TECHN | 2 | 2001–2005 |
| HOLOPLEX | 2 | 2000–2001 |
| TEA TIME PARTNERS LP | 2 | 2012–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Plano, Texas, US | 10 | 2001–2016 |
| Pasadena, California, US | 4 | 1997–2005 |
| Altadena, California, US | 2 | 1999–2000 |
| Berlin, DE | 1 | 2020 |
| Shanghai, CN | 1 | 2019 |