Inventor · disambiguated record
Katsuyuki Tsuneishi
Also filed as: TSUNEISHI KATSUYUKI
13 granted patents·137 citations·filing 1983–2023
91Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES13
Top patents by PatentIndex Score
13 records- 0172US6735983B1Optical fiber drawing method and drawing furnaceSUMITOMO ELECTRIC INDUSTRIES·Filed 1999·Granted May 18, 2004·21 cites·7 claims
- 0270US6519404B1Method and apparatus for fabricating coated optical fiber, and coated optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Feb 11, 2003·14 cites·9 claims
- 0368US12448317B2Method of manufacturing optical fiber and apparatus for manufacturing optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2023·Granted Oct 21, 2025·0 cites·8 claims
- 0464US6546760B1Optical fiber drawing furnace with a zig zag heating elementSUMITOMO ELECTRIC INDUSTRIES·Filed 1996·Granted Apr 15, 2003·17 cites·9 claims
- 0561US4770898AMethod for producing optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 1986·Granted Sep 13, 1988·20 cites·3 claims
- 0661US4512281AMethod for coating optical transmission glass fibersSUMITOMO ELECTRIC INDUSTRIES·Filed 1983·Granted Apr 23, 1985·15 cites·7 claims
- 0759US5449393AMethod and apparatus for detecting irregular part of optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Sep 12, 1995·18 cites·4 claims
- 0857US11795099B2Furnace gas feeding device, optical fiber production device, and optical fiber production methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Oct 24, 2023·0 cites·11 claims
- 0954US9567252B2Optical fiber drawing method and optical fiber drawing apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted Feb 14, 2017·0 cites·1 claims
- 1047US5922098ACleaning a glass preform with a high temperature inert gas during the drawing of an optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 1996·Granted Jul 13, 1999·10 cites·11 claims
- 1144US6711335B1Heat resistant optical fiber coreSUMITOMO ELECTRIC INDUSTRIES·Filed 1999·Granted Mar 23, 2004·10 cites·6 claims
- 1243US4539219AMethod for coating optical transmission glass fibersSUMITOMO ELECTRIC INDUSTRIES·Filed 1985·Granted Sep 3, 1985·7 cites·1 claims
- 1341US4892572AOptical fiber drawing apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 1988·Granted Jan 9, 1990·5 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →