Inventor
SASAOKA EISUKE
JP110 patents
⚠️ This page may combine multiple inventors who share the name “SASAOKA EISUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC INDUSTRIES
47 patentsUS6266467B1Jul 24, 2001
Optical fiber and optical transmission system including the same
SUMITOMO ELECTRIC INDUSTRIES119 citations99
US6901197B2May 31, 2005
Microstructured optical fiber
SUMITOMO ELECTRIC INDUSTRIES79 citations98
US6766088B2Jul 20, 2004
Optical fiber and method for making the same
SUMITOMO ELECTRIC INDUSTRIES51 citations96
US6415089B2Jul 2, 2002
Optical fiber and optical transmission system including the same
SUMITOMO ELECTRIC INDUSTRIES48 citations96
US6181858B1Jan 30, 2001
Dispersion-shifted fiber
SUMITOMO ELECTRIC INDUSTRIES64 citations96
US6072929AJun 6, 2000
Dispersion-shifted fiber
SUMITOMO ELECTRIC INDUSTRIES64 citations96
US5586209ADec 17, 1996
Optical branching device
SUMITOMO ELECTRIC INDUSTRIES68 citations96
US6744954B1Jun 1, 2004
Submarine optical cable, optical fiber unit employed in the submarine optical cable, and method of making optical fiber unit
SUMITOMO ELECTRIC INDUSTRIES66 citations95
US6636677B2Oct 21, 2003
Optical fiber
SUMITOMO ELECTRIC INDUSTRIES31 citations93
US6606440B2Aug 12, 2003
Microstructured optical fiber
SUMITOMO ELECTRIC INDUSTRIES32 citations93
US6571045B2May 27, 2003
Microstructured optical fiber
SUMITOMO ELECTRIC INDUSTRIES26 citations93
US6535677B1Mar 18, 2003
Dispersion-managed optical fiber, method of manufacturing the same, optical communication system including the same and optical fiber preform therefor
SUMITOMO ELECTRIC INDUSTRIES39 citations93
US6526209B1Feb 25, 2003
Optical fiber having improved optics and structure
SUMITOMO ELECTRIC INDUSTRIES29 citations93
US6449415B1Sep 10, 2002
Optical fiber and method of manufacturing the same
SUMITOMO ELECTRIC INDUSTRIES19 citations93
US6343175B1Jan 29, 2002
Optical fiber with core containing chlorine and cladding containing fluorine and a method of manufacturing the same
SUMITOMO ELECTRIC INDUSTRIES37 citations93
US6335995B1Jan 1, 2002
Dispersion-shifted fiber
SUMITOMO ELECTRIC INDUSTRIES21 citations93
US6256440B1Jul 3, 2001
Dispersion-shifted optical fiber
SUMITOMO ELECTRIC INDUSTRIES19 citations93
US6157754ADec 5, 2000
Optical transmission line
SUMITOMO ELECTRIC INDUSTRIES39 citations93
US5883990AMar 16, 1999
Low transmission loss optical fiber having a grating
SUMITOMO ELECTRIC INDUSTRIES25 citations93
US5438640AAug 1, 1995
Optical waveguide device for receiving functional component
SUMITOMO ELECTRIC INDUSTRIES32 citations93
US7321709B2Jan 22, 2008
Optical cable
SUMITOMO ELECTRIC INDUSTRIES46 citations92
US7043127B2May 9, 2006
Microstructured optical fiber
SUMITOMO ELECTRIC INDUSTRIES43 citations92
US6701090B1Mar 2, 2004
Wavelength division multiplexing signal number monitoring apparatus and method
SUMITOMO ELECTRIC INDUSTRIES36 citations92
US6650821B1Nov 18, 2003
Optical device and a making method thereof
SUMITOMO ELECTRIC INDUSTRIES34 citations92
US6546180B1Apr 8, 2003
Coiled optical assembly and fabricating method for the same
SUMITOMO ELECTRIC INDUSTRIES24 citations92
US6466721B1Oct 15, 2002
Dispersion compensating optical fiber and optical transmission line
SUMITOMO ELECTRIC INDUSTRIES38 citations92
US6360046B1Mar 19, 2002
Dispersion-shifted optical fiber
SUMITOMO ELECTRIC INDUSTRIES29 citations92
US6333807B1Dec 25, 2001
Optical filter
SUMITOMO ELECTRIC INDUSTRIES27 citations92
US6301419B1Oct 9, 2001
Dispersion-equalizing optical fiber and optical transmission line including the same
SUMITOMO ELECTRIC INDUSTRIES38 citations92
US6169837B1Jan 2, 2001
Dispersion-flattened optical fiber
SUMITOMO ELECTRIC INDUSTRIES48 citations92
US5627928AMay 6, 1997
Optical branching device
SUMITOMO ELECTRIC INDUSTRIES34 citations92
US5548672AAug 20, 1996
Reinforced multicore optical fiber coupler
SUMITOMO ELECTRIC INDUSTRIES38 citations92
US5430821AJul 4, 1995
Protective structure for an optical fiber coupler and method for protecting the same
SUMITOMO ELECTRIC INDUSTRIES24 citations92
US5329600AJul 12, 1994
Reflection monitor optical fiber coupler manufacturing system and method
SUMITOMO ELECTRIC INDUSTRIES23 citations92
US5627930AMay 6, 1997
Arrayed optical fiber coupler and method of manufacturing the same
SUMITOMO ELECTRIC INDUSTRIES24 citations91
US8861914B2Oct 14, 2014
Optical fiber cable
SUMITOMO ELECTRIC INDUSTRIES9 citations84
US8655131B2Feb 18, 2014
Multi-core optical fiber
SUMITOMO ELECTRIC INDUSTRIES7 citations84
US7534031B2May 19, 2009
Temperature measuring device and temperature measurement method
SUMITOMO ELECTRIC INDUSTRIES9 citations84
US7190868B2Mar 13, 2007
Optical transmission line
SUMITOMO ELECTRIC INDUSTRIES10 citations84
US7153034B2Dec 26, 2006
Method of constructing an optical transmission line and an optical transmission line
SUMITOMO ELECTRIC INDUSTRIES11 citations84
US6868213B2Mar 15, 2005
Optical fiber and production method therefor
SUMITOMO ELECTRIC INDUSTRIES13 citations84
US6859598B2Feb 22, 2005
Microstructured optical fiber
SUMITOMO ELECTRIC INDUSTRIES14 citations84
US6532331B1Mar 11, 2003
Single-mode optical fiber floor long haul transmission
SUMITOMO ELECTRIC INDUSTRIES14 citations84
US6404950B1Jun 11, 2002
Dispersion-compensating module
SUMITOMO ELECTRIC INDUSTRIES16 citations84
US6345140B1Feb 5, 2002
Optical fiber
SUMITOMO ELECTRIC INDUSTRIES16 citations84
US6332055B1Dec 18, 2001
Optical attenuator, plane waveguide type optical circuit having the same and optical attenuation system having the same
SUMITOMO ELECTRIC INDUSTRIES17 citations84
US6275638B1Aug 14, 2001
Dispersion-shifted fiber
SUMITOMO ELECTRIC INDUSTRIES18 citations84
SASAOKA EISUKE
2 patentsHAYASHI TETSUYA
1 patentShowing the top 50 of 110 patents by PatentIndex Score.