Inventor · Hitachinaka, JP

Yasuhiro Hida

16Patents
4h-index
26Co-inventors
56Inventor score

Filing activity: Aug 16, 2001 → Jul 25, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US6580862B2 Optical waveguide circuit Physics 11 Expired
US6937797B2 Planar lightwave circuit and optical circuit Physics 11 Expired
US6757454B2 Polarization desensitized optical waveguide interferometer Physics 9 Expired
US8450753B2 Board module and method of manufacturing same Emerging Cross-Sectional Technologies 5 Active
US6625370B2 Optical waveguide and fabricating method thereof, and optical waveguide circuit Physics 4 Expired
US6904204B2 Array waveguide diffraction grating type optical multiplexer/demultiplexer Physics 4 Expired
US7856163B2 Planar lightwave circuit, design method for wave propagation circuit, and computer program Physics 2 Active
US6775454B2 Silica-based optical waveguide circuit and fabrication method thereof Physics 2 Expired
US9060429B2 Circuit board, substrate module, and display device Electricity 2 Active
US8463097B2 Planar lightwave circuit, design method for wave propagation circuit, and computer program Physics 1 Active
US7499613B2 Y branch circuit and method for manufacturing the same Physics 1 Active
US9007777B2 Board module and fabrication method thereof Emerging Cross-Sectional Technologies 1 Active
US8563983B2 Display panel, display device, and method manufacturing same Physics 1 Active
US7313297B2 Wavelength multi/demultiplexer Physics 1 Expired
US8538222B2 Planar lightwave circuit, design method for wave propagation circuit, and computer program Physics 0 Active
US8554040B2 Planar lightwave circuit, design method for wave propagation circuit, and computer program Physics 0 Active

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