Inventor · Chippewa Falls, WI, US

Nan Ma

28Patents
8h-index
67Co-inventors
78Inventor score

Filing activity: Jul 20, 2000 → Aug 28, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
USD581390S1 Communication device General 30 Expired
US7248635B1 Method and apparatus for communicating computer data from one point to another over a communications medium Electricity 28 Expired
US7205387B2 Recombinant polypeptide useful for neurotrophin receptor mediated gene delivery and as neurotrophin agonist Chemistry; Metallurgy 24 Expired
US6518812B1 Discrete delay line system and method Electricity 23 Expired
US7333516B1 Interface for synchronous data transfer between domains clocked at different frequencies Electricity 12 Expired
US10649209B2 Optical combiner apparatus Physics 11 Active
US10488666B2 Optical waveguide devices, methods and systems incorporating same Physics 11 Active
US6920526B1 Dual-bank FIFO for synchronization of read data in DDR SDRAM Physics 9 Expired
US8592227B2 Hybrid quantum dot/protein nanostructure, methods of making, and methods of use thereof Physics 5 Active
US6703908B1 I/O impedance controller Electricity 5 Expired
US11769110B1 Systems and methods for operator motion management Physics 4 Active
US8747998B2 Coated article and method for making the same Emerging Cross-Sectional Technologies 2 Active
US10962786B2 Optical waveguide devices, methods and systems incorporating same Physics 2 Active
US11513356B2 Optical combiner apparatus Physics 1 Active
US8293345B1 Device housing and method for making the same Emerging Cross-Sectional Technologies 1 Active
US10016044B2 Applicator head for fluid material Performing Operations; Transporting 1 Active
US8709593B2 Coated article and method for making the same Emerging Cross-Sectional Technologies 1 Active
US11952869B1 High-efficiency yield-increasing exploitation method for natural gas hydrates Fixed Constructions 0 Active
US8592031B2 Coated article and method for making the same Emerging Cross-Sectional Technologies 0 Active
US11520147B2 Optical combiner apparatus Physics 0 Active
US9879112B2 Polymer network material comprising a poly(glycidyl ether) structure, method of its production and use Chemistry; Metallurgy 0 Active
US9827758B2 Film stripping device and film stripping method Emerging Cross-Sectional Technologies 0 Active
US12171564B1 Method for detecting QRS complex of electrocardiogram signal, apparatus therefor, device and medium Physics 0 Active
US11810546B2 Sample generation method and apparatus Physics 0 Active
US12196966B2 Pupil relay system Physics 0 Active

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