Inventor · disambiguated record
Kazuhiro Yamaji
Also filed as: YAMAJI KAZUHIRO
21 granted patents·5 pending applications·98 citations·filing 1992–2024
93Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES12MURATA MANUFACTURING CO7SEDI INC2FUJITSU LTD1OTSUKA FOOD CO LTD1
Top patents by PatentIndex Score
26 records- 0190US9319142B2Full-duplex optical transceiver applicable to digital coherent systemSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Apr 19, 2016·12 cites·11 claims
- 0286US10098555B2Biological information measurement apparatusMURATA MANUFACTURING CO·Filed 2016·Granted Oct 16, 2018·9 cites·18 claims
- 0386US9046703B2Optical modulator module and semiconductor optical modulatorSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Jun 2, 2015·9 cites·13 claims
- 0485US9274399B2Optical modulatorSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Mar 1, 2016·4 cites·4 claims
- 0580US11291125B2Multilayer substrate, electronic device, and method of manufacturing multilayer substrateMURATA MANUFACTURING CO·Filed 2020·Granted Mar 29, 2022·1 cites·20 claims
- 0679US9348157B2Optical module outputting polarization combined optical beamSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted May 24, 2016·4 cites·17 claims
- 0772US10203458B2Optical module implementing with optical source, optical modulator, and wavelength detector, and a method to assemble the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Feb 12, 2019·1 cites·2 claims
- 0864US2025048542A1Circuit module and manufacturing method thereforMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 0964US2025048533A1Multilayer board, multilayer board module, and electronic deviceMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 1062US11553588B2Transmission line board, and joint structure of transmission line boardMURATA MANUFACTURING CO·Filed 2021·Granted Jan 10, 2023·0 cites·29 claims
- 1162US6044097AModulator integrated distributed feed-back laser diode module and device using the sameFUJITSU LTD·Filed 1994·Granted Mar 28, 2000·35 cites·3 claims
- 1261US9473245B2Optical module including semiconductor optical modulatorSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Oct 18, 2016·1 cites·10 claims
- 1358US9887783B2Lens system to enhance optical coupling efficiency of collimated beam to optical waveguideSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Feb 6, 2018·0 cites·13 claims
- 1457US10326253B2Optical module implementing with optical source, optical modulator, and wavelength detector, and a method to assemble the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Jun 18, 2019·0 cites·7 claims
- 1556US10256601B2Optical module implementing with optical source, optical modulator, and wavelength detector, and a method to assemble the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Apr 9, 2019·0 cites·11 claims
- 1655US10056982B2Method of coupling optical signal optically with optical waveguide through two lens systemSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Aug 21, 2018·0 cites·7 claims
- 1754US10218149B2Optical module implementing with optical source, optical modulator, and wavelength detector, and a method to assemble the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Feb 26, 2019·0 cites·8 claims
- 1851US11264781B2Optical semiconductor device and manufacturing method thereofSEDI INC·Filed 2019·Granted Mar 1, 2022·0 cites·17 claims
- 1948US10802303B2Optical module having wiring and bridge substrates for modulation signalsSEDI INC·Filed 2018·Granted Oct 13, 2020·0 cites·16 claims
- 2047US5225233AProcess for the production of food materialsOTSUKA FOOD CO LTD·Filed 1992·Granted Jul 6, 1993·19 cites·10 claims
- 2146US9804347B2Method of assembling the optical module implementing Mach-Zehnder modulatorSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Oct 31, 2017·0 cites·13 claims
- 2245US8781263B2Optical modulatorYAMAJI KAZUHIRO·Filed 2011·Granted Jul 15, 2014·0 cites·16 claims
- 2338US2013120198A1Antenna deviceMURATA MANUFACTURING CO·Filed 2013·Application pending·0 cites
- 2437USD691904SLiving body information sensorSHIMUTA TORU·Filed 2012·Granted Oct 22, 2013·3 cites·1 claims
- 2535US2015190079A1Biological sensor and method for manufacturing biological sensorMURATA MANUFACTURING CO·Filed 2015·Application pending·0 cites
- 2632US2011278047A1Flexible printed circuit boardYAMAUCHI YASUYUKI·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →