Inventor · San Jose, CA, US

Ligang Wang

41Patents
9h-index
72Co-inventors
78Inventor score

Filing activity: Dec 20, 2001 → Dec 13, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7123416B1 Method of making high performance optical edge and notch filters and resulting products Physics 57 Expired
US6809859B2 Optical filter and fluorescence spectroscopy system incorporating the same Physics 37 Expired
US6894838B2 Extended bandwidth mirror Physics 36 Expired
US7119960B1 Method of making high performance optical edge and laser-line filters and resulting products Physics 24 Expired
US7068430B1 Method of making highly discriminating optical edge filters and resulting products Physics 23 Expired
US6611378B1 Thin-film interference filter with quarter-wavelength unit sub-layers arranged in a generalized pattern Emerging Cross-Sectional Technologies 19 Expired
US9547178B2 Dichroic image splitter Physics 17 Active
US8958156B1 Interference filter for non-zero angle of incidence spectroscopy Physics 15 Active
US8300313B2 Method for manufacturing an optical transmission filter with extended out-of-band blocking Physics 12 Active
US8441710B2 Tunable thin-film filter Physics 8 Active
US7411679B2 Optical filter and fluorescence spectroscopy system incorporating the same Physics 8 Expired
US9759984B1 Adjustable solid film camera aperture Physics 5 Active
US8609851B2 Nitropyridinyl ethyleneimine compound, the pharmaceutical composition containing it, the preparation method and use thereof Chemistry; Metallurgy 5 Active
US9354370B1 Optical thin-film notch filter with very wide pass band regions Physics 4 Active
US8879150B1 Optical thin-film polarizing bandpass filter Physics 4 Active
US9304237B1 Tunable band-pass filter Physics 4 Active
US10334184B2 Electronic device with light diffuser Electricity 3 Active
US10838126B2 Electronic devices with infrared blocking filters Physics 3 Active
US8074025B2 Method and system for copying live entities of source blocks identified by source list for selected destination block to selected destination block of memory heap Physics 3 Active
US7773302B2 Low cost filter for fluorescence systems Physics 1 Active
US10094963B2 Infrared-transparent window coatings for electronic device sensors Physics 1 Active
US10145999B2 Polarizing beamsplitter that passes s-polarization and reflects p-polarization Physics 1 Active
US10591645B2 Electronic devices having scratch-resistant antireflection coatings Physics 1 Active
US7773300B2 Multiphoton fluorescence filters Physics 1 Active
US9857511B2 Interference filter for non-zero angle of incidence spectroscopy Physics 1 Active

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