Inventor · Kirkland, WA, US

Yang Zhao

20Patents

3h-index

41Co-inventors

63Inventor score

Filing activity: Jul 21, 1999 → Apr 24, 2023

Most-cited inventions

Patent	Title	Area	Cited by	Status
US6191534A	Low current drive of light emitting devices	Physics	27	Expired
US7317674B2	Optical pick-up units and laser drivers with increased functionality	Physics	4	Expired
US11567326B1	Accommodation bifocal optical assembly and optical system including same	Physics	3	Active
USD719690S1	LED bulbs for vehicles	General	3	Active
US11662582B2	Display with holographic relay and holographic image combiner	Physics	2	Active
US11221479B2	Varifocal optical assembly providing astigmatism compensation	Physics	2	Active
USD1031047S1	Oxygen concentrator	General	2	Active
US10989927B2	Image frame synchronization in a near eye display	Physics	2	Active
US11240488B2	Volumetric display including liquid crystal-based lenses	Physics	1	Active
US11686942B2	Polarization-based processing of unpolarized image light	Physics	1	Active
USD803430S1	LED bulb for vehicle	General	1	Active
US12022054B2	Volumetric display including liquid crystal-based lenses	Physics	0	Active
US11604351B1	Field bias optical element for digital projector	Physics	0	Active
US12287484B2	Polarization-based processing of unpolarized image light	Physics	0	Active
US11397329B2	Pancake lens assembly and optical system thereof	Physics	0	Active
US12130450B1	Optical assembly with high-refractive-index Fresnel lens and chromatic aberration corrector	Physics	0	Active
US12332442B2	High efficiency optical assembly with folded optical path	Physics	0	Active
US11500217B2	Pancake lens assembly and optical system thereof	Physics	0	Active
US11693265B2	Polarization modulator	Physics	0	Active
US11520149B2	Varifocal display with wavelength tuning	Physics	0	Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.