Inventor · disambiguated record
Tomoyuki Hattori
Also filed as: HATTORI TOMOYUKI
40 granted patents·8 pending applications·721 citations·filing 1990–2020
98Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES36SAKABE ITARU4FIRST ASCENT INC2KAKUTA TATSUYA2SASAKI TAKASHI1
Top patents by PatentIndex Score
48 records- 0193US6810188B1Coated optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Oct 26, 2004·64 cites·10 claims
- 0288US6803692B2Permanent magnet type electric motorTOSHIBA KK·Filed 2002·Granted Oct 12, 2004·38 cites·11 claims
- 0386US7116872B2Optical fiber tape coreSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Granted Oct 3, 2006·35 cites·14 claims
- 0484US7151879B2Optical fiber ribbon that is easily branched into individual optical fibers and optical fiber cable using the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Granted Dec 19, 2006·30 cites·39 claims
- 0584US5524164ACoated tape form optical fiber wireSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Jun 4, 1996·67 cites·34 claims
- 0683US9018528B2Method for producing wiring harness, and wiring harnessKAKUTA TATSUYA·Filed 2010·Granted Apr 28, 2015·5 cites·8 claims
- 0779US9057856B2Optical cableSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Jun 16, 2015·4 cites·10 claims
- 0878US8811788B2Multi-core optical fiber and method of producing the sameSASAKI TAKASHI·Filed 2012·Granted Aug 19, 2014·4 cites·29 claims
- 0977US5481632AOptical waveguide module and method of manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Jan 2, 1996·47 cites·54 claims
- 1074US9176295B2Stranded optical cable with connectorsSAKABE ITARU·Filed 2011·Granted Nov 3, 2015·4 cites·7 claims
- 1173US9054434B2Method for producing wiring harness, and wiring harnessKAKUTA TATSUYA·Filed 2010·Granted Jun 9, 2015·9 cites·20 claims
- 1271US6907175B2Coated optical fiber, optical fiber tape core using it and optical fiber unitSUMITOMO ELECTRIC INDUSTRIES·Filed 2002·Granted Jun 14, 2005·9 cites·12 claims
- 1371US5548672AReinforced multicore optical fiber couplerSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Aug 20, 1996·38 cites·22 claims
- 1470US5247598AReinforcing apparatus for optical-fiber couplerSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Sep 21, 1993·33 cites·30 claims
- 1569US9297950B2Optical fiberSOHMA KAZUYUKI·Filed 2012·Granted Mar 29, 2016·3 cites·5 claims
- 1669US5621838AResins for coated optical fiber unitsSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Apr 15, 1997·34 cites·9 claims
- 1768US7046884B2Optical fiber, optical fiber tape, optical cable and optical connector with optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2002·Granted May 16, 2006·10 cites·50 claims
- 1868US6028976ASplit type ribbon optical fiber core cableSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Feb 22, 2000·33 cites·9 claims
- 1968US5013126AWaterproof optical fiber cableSUMITOMO ELECTRIC INDUSTRIES·Filed 1990·Granted May 7, 1991·26 cites·5 claims
- 2067US8634687B2Coated plastic cladding optical fiber and optical fiber cableSAKABE ITARU·Filed 2011·Granted Jan 21, 2014·2 cites·8 claims
- 2167US7542644B2Coated optical fiber and coated optical fiber with connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2004·Granted Jun 2, 2009·10 cites·11 claims
- 2265US6898356B2Split type optical fiber tape coreSUMITOMO ELECTRIC INDUSTRIES·Filed 2002·Granted May 24, 2005·7 cites·7 claims
- 2365US5309536AProcess for producing an optical fiber couplerSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted May 3, 1994·28 cites·7 claims
- 2464US5261018AOptical-coupler reinforcing material and optical-coupler reinforcing methodSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Nov 9, 1993·25 cites·12 claims
- 2563US5430821AProtective structure for an optical fiber coupler and method for protecting the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Jul 4, 1995·24 cites·17 claims
- 2661US5627930AArrayed optical fiber coupler and method of manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted May 6, 1997·24 cites·13 claims
- 2761US5268984ACoated optical fiber and method of producing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Dec 7, 1993·24 cites·7 claims
- 2858US7822307B1Optical fiber ribbon for wiring of equipment and connector-attached optical fiber ribbon for wiring of equipmentSUMITOMO ELECTRIC INDUSTRIES·Filed 2009·Granted Oct 26, 2010·2 cites·4 claims
- 2957US2022310237A1Infant wake-up assisting systemFIRST ASCENT INC·Filed 2020·Application pending·0 cites
- 3056US6309567B1Collectively coating die device for manufacturing separable optical fiber ribbon and manufacturing method thereofSUMITOMO ELECTRIC INDUSTRIES·Filed 1999·Granted Oct 30, 2001·19 cites·6 claims
- 3154US8184937B2Optical cableSAKABE ITARU·Filed 2008·Granted May 22, 2012·1 cites·6 claims
- 3254US2022262497A1Nursing assistance deviceFIRST ASCENT INC·Filed 2019·Application pending·0 cites
- 3349US5208883AMethod of reinforcing optical fiber couplerSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted May 4, 1993·14 cites·11 claims
- 3445US5945173AMethod of making optical fiber ribbonSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Aug 31, 1999·12 cites·5 claims
- 3544US6711335B1Heat resistant optical fiber coreSUMITOMO ELECTRIC INDUSTRIES·Filed 1999·Granted Mar 23, 2004·10 cites·6 claims
- 3644US2015030296A1Optical fiber ribbonSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Application pending·0 cites
- 3743US2015226916A1Multi mode optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Application pending·0 cites
- 3843US2014178019A1Optical cableSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Application pending·0 cites
- 3943US2014376866A1Optical fiber and optical cableSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Application pending·0 cites
- 4041US2003051511A1Coated optical fiber and production method thereforFiled 2001·Application pending·0 cites
- 4140US10451796B2Optical fiber and method for producing optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Oct 22, 2019·0 cites·5 claims
- 4238US6333071B1Method and apparatus for producing optical fiber ribbonsSUMITOMO ELECTRIC INDUSTRIES·Filed 1999·Granted Dec 25, 2001·6 cites·9 claims
- 4337US2013084048A1Multi-mode optical fiberSAKABE ITARU·Filed 2011·Application pending·0 cites
- 4436US5904883AMethod for producing optical fiber ribbonSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted May 18, 1999·6 cites·9 claims
- 4536US5695540AMethod of spacing fibers of optical fiber tapes and coupling the fibersSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Dec 9, 1997·5 cites·10 claims
- 4636US5325450AOptical fiber coupler and its manufacturing methodSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted Jun 28, 1994·5 cites·6 claims
- 4734US5417734AMethod of producing optical fiber couplers using rectifier rods to provide even heat distributionSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted May 23, 1995·4 cites·14 claims
- 4827US6471892B1Method of producing tape type optical fiber core wireSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Oct 29, 2002·0 cites·11 claims
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