Inventor · disambiguated record
Hideki Yagi
Also filed as: YAGI HIDEKI
71 granted patents·10 pending applications·510 citations·filing 1983–2024
98Inventor score
Top patents by PatentIndex Score
81 records- 0195US9523871B2Semiconductor optical modulator and method for manufacturing semiconductor optical modulatorSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Dec 20, 2016·10 cites·12 claims
- 0291US4933953AInitial synchronization in spread spectrum receiverKENWOOD CORP·Filed 1988·Granted Jun 12, 1990·116 cites·4 claims
- 0389US9638980B2Modulator and production method thereofSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted May 2, 2017·4 cites·7 claims
- 0488US12044569B2Light receiving device and light receiving apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2023·Granted Jul 23, 2024·2 cites·18 claims
- 0588US9261649B2Method for manufacturing semiconductor optical waveguide device, and semiconductor optical waveguide deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Feb 16, 2016·7 cites·12 claims
- 0687US9280004B2Method for manufacturing semiconductor modulator and semiconductor modulatorSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Mar 8, 2016·5 cites·13 claims
- 0787US8124543B2Method for manufacturing semiconductor laser diodeYAGI HIDEKI·Filed 2010·Granted Feb 28, 2012·10 cites·14 claims
- 0885US11621538B2Wavelength tunable laser device and method for manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Apr 4, 2023·1 cites·8 claims
- 0985US10494307B2Transparent rare earth aluminum garnet ceramicsKONOSHIMA CHEMICAL·Filed 2016·Granted Dec 3, 2019·3 cites·5 claims
- 1085US10457053B2Ink jet printerROLAND DG CORP·Filed 2018·Granted Oct 29, 2019·2 cites·11 claims
- 1185US8617969B2Method for producing semiconductor optical deviceSAKURAI KENJI·Filed 2012·Granted Dec 31, 2013·5 cites·8 claims
- 1285US8218591B2Laser diode with ridge waveguide structure and method for manufacturing the sameONISHI YUTAKA·Filed 2010·Granted Jul 10, 2012·7 cites·9 claims
- 1384US9366835B2Integrated optical semiconductor device and integrated optical semiconductor device assemblySUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Jun 14, 2016·5 cites·10 claims
- 1484US9229293B2Semiconductor optical device and method for manufacturing semiconductor optical deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Jan 5, 2016·4 cites·16 claims
- 1583US11527866B2Semiconductor optical deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Dec 13, 2022·1 cites·9 claims
- 1683US7736926B2Method for manufacturing a light-emitting device with a periodic structure in an active regionSUMITOMO ELECTRIC INDUSTRIES·Filed 2007·Granted Jun 15, 2010·7 cites·13 claims
- 1782US10741591B2Semiconductor integrated optical deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Aug 11, 2020·2 cites·7 claims
- 1882US9753350B2Mach-Zehnder modulator, method of making optical waveguide structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Sep 5, 2017·2 cites·20 claims
- 1982US9563100B2Optical semiconductor device and method of producing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Feb 7, 2017·2 cites·10 claims
- 2082USD713525SSyringe plungerNIPRO CORP·Filed 2013·Granted Sep 16, 2014·27 cites·1 claims
- 2181US8986560B2Method for producing optical semiconductor deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Mar 24, 2015·4 cites·14 claims
- 2279US9696496B2Semiconductor optical device and semiconductor assemblySUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Jul 4, 2017·3 cites·9 claims
- 2379US9023677B2Method for producing spot size converterSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted May 5, 2015·2 cites·9 claims
- 2478US8969989B2Optical-to-electrical converter unit and semiconductor light-receiving deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Mar 3, 2015·2 cites·8 claims
- 2578US8673664B2Method of manufacturing photodiode with waveguide structure and photodiodeYAGI HIDEKI·Filed 2012·Granted Mar 18, 2014·2 cites·8 claims
- 2678US7016680B2Method for detecting high-speed movement of mobile communication terminal, mobile communication terminal, and programKENWOOD CORP·Filed 2002·Granted Mar 21, 2006·25 cites·9 claims
- 2778US2023275400A1Semiconductor optical device and method for producing semiconductor optical deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2023·Application pending·0 cites
- 2876US9329451B2Method for producing optical semiconductor deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted May 3, 2016·2 cites·17 claims
- 2976US9280030B2Method for producing semiconductor optical device and semiconductor optical deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Mar 8, 2016·2 cites·8 claims
- 3076US9223088B2Method for manufacturing semiconductor optical deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Dec 29, 2015·2 cites·11 claims
- 3176US9158139B2Method for manufacturing mach-zehnder modulator, method for manufacturing optical waveguide, and optical waveguideSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Oct 13, 2015·2 cites·8 claims
- 3276US6901975B2Drug solution container with a connector for communicatingNIPRO CORP·Filed 2003·Granted Jun 7, 2005·80 cites·7 claims
- 3374US10444851B2Character input method, program for character input, recording medium, and information-processing deviceOMRON TATEISI ELECTRONICS CO·Filed 2016·Granted Oct 15, 2019·2 cites·9 claims
- 3474US9229168B2Semiconductor optical waveguide device and method for manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Jan 5, 2016·3 cites·8 claims
- 3574US8731344B2Method for manufacturing semiconductor optical modulator and semiconductor optical modulatorYAGI HIDEKI·Filed 2012·Granted May 20, 2014·2 cites·13 claims
- 3673US6200918B1Corrosion resistant ceramic and a production method thereofKONOSHIMA CHEMICAL·Filed 1998·Granted Mar 13, 2001·32 cites·11 claims
- 3771US11735888B2Semiconductor optical device and method for producing semiconductor optical deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Granted Aug 22, 2023·0 cites·9 claims
- 3869US12512645B2Semiconductor optical device and method of manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2022·Granted Dec 30, 2025·0 cites·9 claims
- 3969US11053166B2Transparent rare earth aluminum garnet ceramicsKONOSHIMA CHEMICAL·Filed 2019·Granted Jul 6, 2021·0 cites·1 claims
- 4068US9176360B2Method for producing spot-size convertorSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Nov 3, 2015·1 cites·8 claims
- 4168US8986553B2Method for manufacturing optical semiconductor deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Mar 24, 2015·1 cites·13 claims
- 4267US9103976B2Method for manufacturing waveguide-type semiconductor deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Aug 11, 2015·2 cites·9 claims
- 4366US11777274B2Semiconductor optical device and method for manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Granted Oct 3, 2023·0 cites·11 claims
- 4465US9893100B2Semiconductor optical device integrating photodiode with optical waveguide and method of forming the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted Feb 13, 2018·1 cites·10 claims
- 4564US7957446B2Semiconductor laser and method of making semiconductor laserSUMITOMO ELECTRIC INDUSTRIES·Filed 2009·Granted Jun 7, 2011·2 cites·9 claims
- 4663US7158546B2Composite laser rod, fabricating method thereof, and laser device therewithKONOSHIMA CHEMICAL·Filed 2003·Granted Jan 2, 2007·6 cites·15 claims
- 4761US10149940B2Connector for fluid, and syringeNIPRO CORP·Filed 2013·Granted Dec 11, 2018·2 cites·11 claims
- 4861US6990026B2Data processing apparatus and memory cardTOSHIBA KK·Filed 2004·Granted Jan 24, 2006·7 cites·8 claims
- 4960US7496125B2Composite laser rod, fabricating method thereof, and laser device therewithKONOSHIMA CHEMICAL·Filed 2006·Granted Feb 24, 2009·1 cites·13 claims
- 5059US11231552B2Photo detector and method for producing photo detectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Granted Jan 25, 2022·0 cites·17 claims
Showing the top 50 of 81 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →