Inventor · disambiguated record
Katsunori Imamura
Also filed as: IMAMURA KATSUNORI
22 granted patents·7 pending applications·899 citations·filing 2008–2017
96Inventor score
Top patents by PatentIndex Score
29 records- 0198US8755659B2Optical transmission system and multi-core optical fiberFURUKAWA ELECTRIC CO LTD·Filed 2012·Granted Jun 17, 2014·238 cites·11 claims
- 0298US8737793B2Multi-core optical fiber and method of manufacturing the sameFURUKAWA ELECTRIC CO LTD·Filed 2013·Granted May 27, 2014·250 cites·7 claims
- 0398US8094985B2Multi-core holey fiber and optical transmission systemIMAMURA KATSUNORI·Filed 2009·Granted Jan 10, 2012·233 cites·8 claims
- 0497US9891378B2Cascaded core multicore fiber and manufacturing method for sameFURUKAWA ELECTRIC CO LTD·Filed 2017·Granted Feb 13, 2018·12 cites·10 claims
- 0593US7693379B2Holey fiberFURUKAWA ELECTRIC CO LTD·Filed 2008·Granted Apr 6, 2010·31 cites·2 claims
- 0692US8041173B2Multi-core optical fiber having alignment markersFURUKAWA ELECTRIC CO LTD·Filed 2010·Granted Oct 18, 2011·13 cites·5 claims
- 0788US9541707B2Method for connecting multi-core fiber, multi-core fiber, and method for manufacturing multi-core fiberFURUKAWA ELECTRIC CO LTD·Filed 2014·Granted Jan 10, 2017·10 cites·14 claims
- 0888US8532454B2Multi-core optical fiberIMAMURA KATSUNORI·Filed 2011·Granted Sep 10, 2013·6 cites·9 claims
- 0988US8335421B2Optical transmission system and multi-core optical fiberIMAMURA KATSUNORI·Filed 2009·Granted Dec 18, 2012·15 cites·15 claims
- 1086US8457462B2Multi-core optical fiberIMAMURA KATSUNORI·Filed 2010·Granted Jun 4, 2013·9 cites·5 claims
- 1186US7773845B2Optical fiber and optical-fiber transmission lineFURUKAWA ELECTRIC CO LTD·Filed 2008·Granted Aug 10, 2010·14 cites·19 claims
- 1284US7657141B2Photonic bandgap fiberFURUKAWA ELECTRIC CO LTD·Filed 2008·Granted Feb 2, 2010·12 cites·4 claims
- 1384US7613374B2Optical fiber and optical-fiber transmission lineFURUKAWA ELECTRIC CO LTD·Filed 2008·Granted Nov 3, 2009·13 cites·7 claims
- 1481US9692201B2Optical-fiber-bundle structure, rare-earth-doped multi-core fiber, connection structure therefor, method for exciting rare-earth-doped multi-core fibers, and multi-core-optical-fiber amplifierFURUKAWA ELECTRIC CO LTD·Filed 2015·Granted Jun 27, 2017·3 cites·8 claims
- 1581US7609928B2Method of connecting optical fibersFURUKAWA ELECTRIC CO LTD·Filed 2008·Granted Oct 27, 2009·10 cites·6 claims
- 1679US9088364B1Optical transmission system and multi-core optical fiberFURUKAWA ELECTRIC CO LTD·Filed 2014·Granted Jul 21, 2015·3 cites·9 claims
- 1779US8425126B2Multi-core optical fiber, optical connector and method of manufacturing multi-core optical fiberIMAMURA KATSUNORI·Filed 2010·Granted Apr 23, 2013·5 cites·14 claims
- 1879US8326105B2Multi-core optical fiberIMAMURA KATSUNORI·Filed 2011·Granted Dec 4, 2012·4 cites·6 claims
- 1978US7492999B2Optical fiber and optical-fiber transmission lineFURUKAWA ELECTRIC CO LTD·Filed 2008·Granted Feb 17, 2009·8 cites·4 claims
- 2076US7742671B2Optical fiberFURUKAWA ELECTRIC CO LTD·Filed 2008·Granted Jun 22, 2010·8 cites·2 claims
- 2168US9121993B2Multi-core optical fiber and method of optical transmissionFURUKAWA ELECTRIC CO LTD·Filed 2013·Granted Sep 1, 2015·2 cites·4 claims
- 2248US9695079B2Production method of optical fiber preform, and production method of optical fiberFURUKAWA ELECTRIC CO LTD·Filed 2015·Granted Jul 4, 2017·0 cites·17 claims
- 2347US2010150507A1Holey fiberFURUKAWA ELECTRIC CO LTD·Filed 2009·Application pending·0 cites
- 2444US2008219667A1Optical communication system and dispersion-compensating optical fiberFURUKAWA ELECTRIC CO LTD·Filed 2008·Application pending·0 cites
- 2543US2016347645A1Production method of optical fiber preform and production method of optical fiberFURUKAWA ELECTRIC CO LTD·Filed 2016·Application pending·0 cites
- 2642US2012134637A1Multi-core optical fiber and method of manufacturing the sameIMAMURA KATSUNORI·Filed 2012·Application pending·0 cites
- 2740US2011091176A1Holey fibersFURUKAWA ELECTRIC CO LTD·Filed 2010·Application pending·0 cites
- 2840US2011026890A1Holey fibersFURUKAWA ELECTRIC CO LTD·Filed 2010·Application pending·0 cites
- 2937US2016216440A1Optical fiber and optical transmission systemFURUKAWA ELECTRIC CO LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →