Inventor · Monmouth Junction, NJ, US

Yao Li

78Patents
15h-index
57Co-inventors
87Inventor score

Filing activity: Nov 15, 1988 → Jun 2, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5532856A Planar optical mesh-connected tree interconnect network Electricity 63 Expired
US9482819B2 WDM Mux/DeMux on cable and methods of making the same Physics 61 Active
US9983374B2 WDM Mux/DeMux on cable and methods of making the same Physics 56 Active
US8488244B1 Ultra compact optical multiplexer or demultiplexer Physics 55 Active
US5333117A Parallel MSD arithmetic using an opto-electronic shared content-addressable memory processor Physics 51 Expired
US5495356A Multidimensional switching networks Electricity 49 Expired
US5953143A Multidimensional switching networks Electricity 49 Expired
US6016376A Tapered coherent fiber bundle imaging device for near-field optical microscopy Physics 38 Expired
US5781671A Free-space angle-multiplexed optical interconnect network Electricity 20 Expired
US7843644B1 Compact free-space WDM device with one-sided input/output ports Physics 19 Active
US7212343B1 Compact wavelength multiplexer/demultiplexer and method for making the same Physics 19 Expired
US5465379A Optical mesh-connected bus interconnect for a computer Electricity 18 Expired
US9551833B1 Ultra compact free-space multiplexer/demultiplexer Physics 17 Active
US6707967B2 Efficient sampled bragg gratings for WDM applications Emerging Cross-Sectional Technologies 16 Expired
US8537468B1 Ultra compact optical multiplexer or demultiplexer Electricity 15 Active
US5673344A Bi-directional light port for injecting light into and tapping light from a side of an optical fiber Physics 14 Expired
US9599785B2 Fiber module rack system Physics 14 Active
US5126874A Method and apparatus for creating transient optical elements and circuits Physics 13 Expired
US9401773B1 Compact multi-channel WDM devices for high-speed data communications Physics 13 Active
US6058228A Cost-effective side-coupling polymer fiber optics for optical interconnections Emerging Cross-Sectional Technologies 13 Expired
US9625668B2 Optic fiber module rack system Physics 13 Active
US7912374B1 High isolation wavelength division devices Physics 11 Active
US8351791B1 Optical devices with built-in isolators Electricity 10 Active
US7013069B1 Method and apparatus for separating channel signals Physics 10 Expired
US5136530A Ultrafast digital optical signal processing using a Venn diagram based spatial encoding technique Physics 9 Expired

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