Gan Zhou
20Patents
10h-index
17Co-inventors
72Inventor score
Filing activity: Apr 21, 1995 → Sep 11, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6075895A | Methods and apparatus for gesture recognition based on templates | Human Necessities | 373 | Expired |
| US5796858A | Fingerprint sensing system using a sheet prism | Physics | 102 | Expired |
| US6272095A | Apparatus and method for storing and/or reading data on an optical disk | Physics | 34 | Expired |
| US7810395B2 | Ultrasonic pressure sensor and method of operating the same | Physics | 28 | Active |
| US6243200A | Optical wavelength router based on polarization interferometer | Emerging Cross-Sectional Technologies | 28 | Expired |
| US8166825B2 | Method and apparatus for noise reduction in ultrasound detection | Physics | 27 | Active |
| US6498680B1 | Compact tunable optical wavelength interleaver | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5982513A | Method and system to align holographic images | Physics | 25 | Expired |
| US6455841B2 | Optical wavelength router based on polarization interferometer | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6621632B2 | Optical interferometer for demultiplexing an optical signal | Physics | 12 | Expired |
| US6055174A | Solid state holographic memory | Physics | 10 | Expired |
| US6690846B2 | Dispersion-compensated optical wavelength router | Electricity | 9 | Expired |
| US6898167B2 | Techniques for writing and reading data on an optical disk which include formation of holographic optical gratings in plural locations on the optical disk | Physics | 5 | Expired |
| US6559992B2 | Adjustable chromatic dispersion compensation | Physics | 4 | Expired |
| US6810171B2 | Dispersion-compensated optical wavelength router | Electricity | 4 | Expired |
| US6222755A | Solid state holographic memory | Physics | 1 | Expired |
| US9468500B2 | Image-guided laser catheter | Human Necessities | 1 | Active |
| US5612812A | Method and apparatus for photorefractive pirouette display and processing of analog signals | Physics | 1 | Expired |
| US10761352B1 | Optical device | Physics | 0 | Active |
| US10381286B2 | Power module | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.