Inventor · disambiguated record
Eisuke Sasaoka
Also filed as: SASAOKA EISUKE
109 granted patents·25 pending applications·1,891 citations·filing 1992–2015
99Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES115SASAOKA EISUKE13HAYASHI TETSUYA1SAKABE ITARU1SUMITOMO CHEMICAL CO1
Top patents by PatentIndex Score
134 records- 0198US7043127B2Microstructured optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2005·Granted May 9, 2006·43 cites·6 claims
- 0298US6266467B1Optical fiber and optical transmission system including the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Jul 24, 2001·119 cites·39 claims
- 0396US6766088B2Optical fiber and method for making the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Jul 20, 2004·51 cites·8 claims
- 0495US7321709B2Optical cableSUMITOMO ELECTRIC INDUSTRIES·Filed 2005·Granted Jan 22, 2008·46 cites·15 claims
- 0595US6901197B2Microstructured optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Granted May 31, 2005·79 cites·26 claims
- 0695US6535677B1Dispersion-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
- 0794US6415089B2Optical fiber and optical transmission system including the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Jul 2, 2002·48 cites·8 claims
- 0893US8320724B2Optical communication system and arrangement converterSASAOKA EISUKE·Filed 2010·Granted Nov 27, 2012·19 cites·14 claims
- 0993US6526209B1Optical fiber having improved optics and structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Feb 25, 2003·29 cites·16 claims
- 1092US6449415B1Optical fiber and method of manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2002·Granted Sep 10, 2002·19 cites·4 claims
- 1191US6701090B1Wavelength division multiplexing signal number monitoring apparatus and methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Mar 2, 2004·36 cites·8 claims
- 1290US6343175B1Optical fiber with core containing chlorine and cladding containing fluorine and a method of manufacturing the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Jan 29, 2002·37 cites·9 claims
- 1389US8861914B2Optical fiber cableSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Oct 14, 2014·9 cites·4 claims
- 1489US6301419B1Dispersion-equalizing optical fiber and optical transmission line including the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Oct 9, 2001·38 cites·66 claims
- 1588US9482814B2Multicore optical fiber and optical moduleSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Nov 1, 2016·6 cites·20 claims
- 1688US8478098B2Optical fiber cableHAYASHI TETSUYA·Filed 2011·Granted Jul 2, 2013·9 cites·20 claims
- 1788US6650821B1Optical device and a making method thereofSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Nov 18, 2003·34 cites·26 claims
- 1887US8655131B2Multi-core optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Feb 18, 2014·7 cites·5 claims
- 1987US6466721B1Dispersion compensating optical fiber and optical transmission lineSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Oct 15, 2002·38 cites·15 claims
- 2087US6333807B1Optical filterSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Dec 25, 2001·27 cites·8 claims
- 2186US8687931B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Apr 1, 2014·6 cites·4 claims
- 2286US6606440B2Microstructured optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Aug 12, 2003·32 cites·12 claims
- 2386US6072929ADispersion-shifted fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Jun 6, 2000·64 cites·18 claims
- 2486US5586209AOptical branching deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Dec 17, 1996·68 cites·11 claims
- 2585US6868213B2Optical fiber and production method thereforSUMITOMO ELECTRIC INDUSTRIES·Filed 2002·Granted Mar 15, 2005·13 cites·14 claims
- 2685US6636677B2Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Oct 21, 2003·31 cites·14 claims
- 2784US7543982B2Sensor and disturbance measurement method using the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2006·Granted Jun 9, 2009·16 cites·19 claims
- 2884US7190868B2Optical transmission lineSUMITOMO ELECTRIC INDUSTRIES·Filed 2006·Granted Mar 13, 2007·10 cites·10 claims
- 2984US6360046B1Dispersion-shifted optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Mar 19, 2002·29 cites·14 claims
- 3083US6744954B1Submarine optical cable, optical fiber unit employed in the submarine optical cable, and method of making optical fiber unitSUMITOMO ELECTRIC INDUSTRIES·Filed 1999·Granted Jun 1, 2004·66 cites·15 claims
- 3183US6571045B2Microstructured optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted May 27, 2003·26 cites·12 claims
- 3283US6181858B1Dispersion-shifted fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Jan 30, 2001·64 cites·8 claims
- 3382US9348090B2Optical coupling element and manufacturing methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted May 24, 2016·5 cites·12 claims
- 3482US8447156B2Multi-core optical fiberSASAOKA EISUKE·Filed 2010·Granted May 21, 2013·5 cites·3 claims
- 3581US6335995B1Dispersion-shifted fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Jan 1, 2002·21 cites·5 claims
- 3680US9568688B2Multi-core optical fiber interconnection structure and method for manufacturing multi-core optical fiber interconnection structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Granted Feb 14, 2017·5 cites·15 claims
- 3780US6256440B1Dispersion-shifted optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Jul 3, 2001·19 cites·29 claims
- 3878US7292748B2Dispersion-compensating systemSUMITOMO ELECTRIC INDUSTRIES·Filed 2006·Granted Nov 6, 2007·6 cites·7 claims
- 3978US6345140B1Optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Feb 5, 2002·16 cites·11 claims
- 4078US6169837B1Dispersion-flattened optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Jan 2, 2001·48 cites·20 claims
- 4176US6332055B1Optical attenuator, plane waveguide type optical circuit having the same and optical attenuation system having the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Dec 18, 2001·17 cites·6 claims
- 4275US9244217B2Bi-directional optical communication method and multi-core optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2012·Granted Jan 26, 2016·3 cites·5 claims
- 4375US8417077B2Optical branching device and optical communication system including the sameSASAOKA EISUKE·Filed 2011·Granted Apr 9, 2013·4 cites·8 claims
- 4475US7484387B2Method of making a microstructured optical fiberSUMITOMO ELECTRIC INDUSTRIES·Filed 2004·Granted Feb 3, 2009·6 cites·7 claims
- 4575US6496631B2Optical transmission line and optical transmission system including the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2001·Granted Dec 17, 2002·18 cites·20 claims
- 4674US8805146B2Multicore optical fiberSASAOKA EISUKE·Filed 2011·Granted Aug 12, 2014·3 cites·8 claims
- 4774US7534031B2Temperature measuring device and temperature measurement methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2006·Granted May 19, 2009·9 cites·6 claims
- 4874US6269211B1Optical plane waveguideSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Jul 31, 2001·15 cites·6 claims
- 4972US7995198B2Optical fiber feature distribution sensorSUMITOMO ELECTRIC INDUSTRIES·Filed 2007·Granted Aug 9, 2011·6 cites·7 claims
- 5072US6952309B1Optical amplifier and optical amplification methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Oct 4, 2005·11 cites·31 claims
Showing the top 50 of 134 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →