Inventor · disambiguated record
Shinji Ishikawa
Also filed as: ISHIKAWA SHINJI
118 granted patents·35 pending applications·2,095 citations·filing 1987–2024
99Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES99ISHIKAWA SHINJI8ALPS ELECTRIC CO LTD6KYORAKU CO LTD4GEN PACKER CO LTD3
Top patents by PatentIndex Score
153 records- 0198US5474589AUV light-permeable glass and article comprising the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Dec 12, 1995·277 cites·4 claims
- 0295US6535677B1Dispersion-managed optical fiber, method of manufacturing the same, optical communication system including the same and optical fiber preform thereforSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Mar 18, 2003·39 cites·77 claims
- 0392US5444804AOptical waveguide moduleSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Aug 22, 1995·114 cites·6 claims
- 0492US5320658AProcess of drawing optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Jun 14, 1994·54 cites·3 claims
- 0592US5306322AProcess for thermal treatment of glass fiber preformSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Apr 26, 1994·44 cites·4 claims
- 0692US5259856AMethod of producing glass preform in furnace for heating glassSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Nov 9, 1993·55 cites·6 claims
- 0789US5384874AOptical fiber rod lens device and method of making sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted Jan 24, 1995·89 cites·9 claims
- 0887US6788874B1Optical componentSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Sep 7, 2004·34 cites·3 claims
- 0987US6490078B2Optical fiber for optical amplifier, optical fiber amplifier and optical fiber laserSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Dec 3, 2002·26 cites·12 claims
- 1087US5314518AMethod for producing glass preform for optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted May 24, 1994·59 cites·14 claims
- 1186US7490530B2Haptic feedback input deviceALPS ELECTRIC CO LTD·Filed 2005·Granted Feb 17, 2009·13 cites·7 claims
- 1286US6072929ADispersion-shifted fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Jun 6, 2000·64 cites·18 claims
- 1385US6868213B2Optical fiber and production method thereforSUMITOMO ELECTRIC INDUSTRIES·Filed 2002·Granted Mar 15, 2005·13 cites·14 claims
- 1485US6687439B1Light-amplifying optical fiber and method of making the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Feb 3, 2004·14 cites·8 claims
- 1584US8487709B2Oscillator circuitISHIKAWA SHINJI·Filed 2010·Granted Jul 16, 2013·6 cites·15 claims
- 1684US6842566B2Optical fiber with built-in grating and optical fiber for forming grating thereinSUMITOMO ELECTRIC INDUSTRIES·Filed 2002·Granted Jan 11, 2005·35 cites·9 claims
- 1784US6501892B1Dispersion-compensating fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Dec 31, 2002·30 cites·6 claims
- 1883US9514894B2Electrode active material for capacitor, and capacitor using said electrode active materialSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Dec 6, 2016·3 cites·12 claims
- 1983US5625730AOptical waveguide module having waveguide substrate made of predetermined material and ferrule made of material different from that of waveguide substrateSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Apr 29, 1997·67 cites·27 claims
- 2083US5385594AMethod for fabricating an optical waveguideSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Jan 31, 1995·41 cites·11 claims
- 2182US8400333B2Multi-directional input apparatusISHIKAWA SHINJI·Filed 2009·Granted Mar 19, 2013·9 cites·6 claims
- 2282US5114338AFurnace for heating highly pure quartz preform for optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 1991·Granted May 19, 1992·32 cites·12 claims
- 2381USD698593SElectric rice cookerTIGER CORP·Filed 2013·Granted Feb 4, 2014·25 cites·1 claims
- 2481US6400878B1Optical fiber and method of making the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Jun 4, 2002·12 cites·14 claims
- 2581US6347174B1Non-linear optical fiber, optical fiber coil, and wavelength converterSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Feb 12, 2002·55 cites·26 claims
- 2681US6335995B1Dispersion-shifted fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Jan 1, 2002·21 cites·5 claims
- 2780US9902514B1Bag feeding device and packaging machine provided therewithGENERAL PACKER CO LTD·Filed 2016·Granted Feb 27, 2018·2 cites·8 claims
- 2880US5556442AMethod for fabricating an optical waveguideSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Sep 17, 1996·45 cites·7 claims
- 2979US6487340B2Optical fiber grating element, production method, and optical fiber filterSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Nov 26, 2002·21 cites·11 claims
- 3078US9266740B2Process for manufacturing porous carbon materialSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Feb 23, 2016·2 cites·10 claims
- 3178US8586885B2Force-feedback multidirectional input deviceISHIKAWA SHINJI·Filed 2011·Granted Nov 19, 2013·4 cites·5 claims
- 3278US6116055AMethod of making synthetic silica glassSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Sep 12, 2000·43 cites·6 claims
- 3376USD931558SDishwasherMIDEA GROUP CO LTD·Filed 2020·Granted Sep 21, 2021·7 cites·1 claims
- 3476US9417718B2Input apparatus with force feedbackALPS ELECTRIC CO LTD·Filed 2015·Granted Aug 16, 2016·3 cites·4 claims
- 3576US5732178ASingle-mode optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 1996·Granted Mar 24, 1998·45 cites·15 claims
- 3675US11447324B2Container for microwave ovenKYORAKU CO LTD·Filed 2020·Granted Sep 20, 2022·1 cites·10 claims
- 3773US8847390B2Lead-free solder bump bonding structureHASHINO EIJI·Filed 2013·Granted Sep 30, 2014·5 cites·5 claims
- 3872US7130513B2Glass-body-producing method and optical glass body and optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2005·Granted Oct 31, 2006·2 cites·9 claims
- 3972US6538806B2Optical fiber for optical amplifier and fiber optic amplifierSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Mar 25, 2003·7 cites·8 claims
- 4071USD698594SElectric rice cookerTIGER CORP·Filed 2013·Granted Feb 4, 2014·16 cites·1 claims
- 4171US7203399B2Optical fiber and fiber grating type filter including the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Granted Apr 10, 2007·13 cites·4 claims
- 4271US6522810B2Optical loss filterSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Feb 18, 2003·12 cites·11 claims
- 4370US9786443B2Capacitor and method for charging and discharging the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Oct 10, 2017·1 cites·5 claims
- 4470US8104663B2Solder ball mounting method and apparatusISHIKAWA SHINJI·Filed 2008·Granted Jan 31, 2012·4 cites·8 claims
- 4569US10233009B2Container for microwave oven and package for microwave ovenKYORAKU CO LTD·Filed 2014·Granted Mar 19, 2019·3 cites·18 claims
- 4669US9957069B2Packaging machine and packaging methodISHIKAWA SHINJI·Filed 2012·Granted May 1, 2018·4 cites·11 claims
- 4769US6611637B1Dispersion-compensating moduleSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Aug 26, 2003·11 cites·36 claims
- 4869US5438640AOptical waveguide device for receiving functional componentSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Aug 1, 1995·32 cites·18 claims
- 4968US6932975B2Cosmetic composition comprising a phosphoric triester and a skin activating componentKAO CORP·Filed 1998·Granted Aug 23, 2005·23 cites·4 claims
- 5068US6728458B2Optical fiber and fiber grating deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2002·Granted Apr 27, 2004·4 cites·5 claims
Showing the top 50 of 153 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →