Inventor · disambiguated record
Kazuya Kuwahara
Also filed as: KUWAHARA KAZUYA
17 granted patents·14 pending applications·134 citations·filing 1996–2015
93Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES25NAGASHIMA TAKUJI1NAKANISHI TETSUYA1SASAOKA EISUKE1TARU TOSHIKI1
Top patents by PatentIndex Score
31 records- 0189US6928840B1Optical fiber producing methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Aug 16, 2005·18 cites·2 claims
- 0288US9128236B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Sep 8, 2015·2 cites·19 claims
- 0388US8687936B2Optical fiber, optical transmission system, and method of making optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Granted Apr 1, 2014·6 cites·15 claims
- 0487US6810692B2Method of controlling an upper portion of an optical fiber draw furnaceSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Granted Nov 2, 2004·14 cites·2 claims
- 0586US8989545B2Optical fiber and optical transmission systemSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Granted Mar 24, 2015·4 cites·23 claims
- 0676US6530243B1Method of making an optical fiber with an improved UV-curable resinSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Mar 11, 2003·10 cites·2 claims
- 0772US6735983B1Optical fiber drawing method and drawing furnaceSUMITOMO ELECTRIC INDUSTRIES·Filed 1999·Granted May 18, 2004·21 cites·7 claims
- 0870US6567597B2Optical fiber, method of making the same, and optical transmission system including the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted May 20, 2003·5 cites·29 claims
- 0967US6935139B2Method of manufacturing optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2002·Granted Aug 30, 2005·4 cites·2 claims
- 1067US6907757B2Drawing method of optical fiber and drawing furnaceSUMITOMO ELECTRIC INDUSTRIES·Filed 2002·Granted Jun 21, 2005·4 cites·4 claims
- 1165US6502428B1Manufacturing method of an optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Jan 7, 2003·9 cites·2 claims
- 1264US6546760B1Optical fiber drawing furnace with a zig zag heating elementSUMITOMO ELECTRIC INDUSTRIES·Filed 1996·Granted Apr 15, 2003·17 cites·9 claims
- 1360US6853784B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Feb 8, 2005·6 cites·18 claims
- 1453US8346041B2Optical communications systemSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Granted Jan 1, 2013·0 cites·7 claims
- 1550US6668592B1Optical fiber drawing furnace having adjustable partitionsSUMITOMO ELECTRIC INDUSTRIES·Filed 1999·Granted Dec 30, 2003·9 cites·4 claims
- 1649US2015239740A1Method for fabricating porous carbon materialSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Application pending·0 cites
- 1748US8145024B2Optical communications systemSASAOKA EISUKE·Filed 2010·Granted Mar 27, 2012·0 cites·7 claims
- 1848US2006101861A1Optical fiber making apparatus and methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2005·Application pending·0 cites
- 1947US2004089025A1Method of drawing optical fiber and apparatus for implementing the methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Application pending·0 cites
- 2045US2015251945A1Optical fiber fabrication methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Application pending·0 cites
- 2145US2010111486A1Dispersion compensating moduleSUMITOMO ELECTRIC INDUSTRIES·Filed 2009·Application pending·0 cites
- 2244US2005066690A1Method of and apparatus for producing optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2004·Application pending·0 cites
- 2343US2001003911A1Optical fiber making method and optical fiber making apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Application pending·0 cites
- 2440US2003010064A1Method of producing optical fiberFiled 2001·Application pending·0 cites
- 2540US2012236295A1Method of measuring bending performance of optical fiberNAKANISHI TETSUYA·Filed 2012·Application pending·0 cites
- 2640US2006138271A1Winding device and winding method of wire bodyYAMAZAKI TAKASHI·Filed 2004·Application pending·0 cites
- 2739US6399158B1Method and apparatus for curing ultraviolet-curing resinSUMITOMO ELECTRIC INDUSTRIES·Filed 1999·Granted Jun 4, 2002·5 cites·6 claims
- 2839US2017263386A1Negative electrode material for power storage device, manufacturing method thereof, and lithium ion power storage deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Application pending·0 cites
- 2937US2013064513A1Optical fiberNAGASHIMA TAKUJI·Filed 2012·Application pending·0 cites
- 3036US2012230639A1Optical fiberTARU TOSHIKI·Filed 2012·Application pending·0 cites
- 3136US2001010162A1Method of making optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Kazuya Kuwahara files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →