Inventor
YAMABAYASHI NAOYUKI
JP29 patents
Patents
29 patentsUS6567590B1May 20, 2003
Optical communication device
SUMITOMO ELECTRIC INDUSTRIES90 citations98
US6575641B2Jun 10, 2003
Laser diode module
SUMITOMO ELECTRIC INDUSTRIES59 citations96
US5963696AOct 5, 1999
Method of producing a semiconductor laser module
SUMITOMO ELECTRIC INDUSTRIES80 citations96
US5787215AJul 28, 1998
Linear PD/LD module, linear PD/LED module, linear LD/PD module, linear LED/PD module and linear PD module
SUMITOMO ELECTRIC INDUSTRIES79 citations96
US5764826AJun 9, 1998
PD/LD module and PD module
SUMITOMO ELECTRIC INDUSTRIES57 citations96
US5666450ASep 9, 1997
Optical-axis alignment method, optical-axis alignment device, inspection method of optical devices, inspection device of optical devices, method of producing optical module, and apparatus of producing optical module
SUMITOMO ELECTRIC INDUSTRIES62 citations96
US7106980B2Sep 12, 2006
Optical receiver
SUMITOMO ELECTRIC INDUSTRIES25 citations93
US7059780B2Jun 13, 2006
Fiber stub, optical module, optical transmitter, and optical communication system
SUMITOMO ELECTRIC INDUSTRIES26 citations93
US7057255B2Jun 6, 2006
Photodiode, optical receiver device including the same, and method of making the photodiode
SUMITOMO ELECTRIC INDUSTRIES21 citations93
US6975812B1Dec 13, 2005
Optical communication device
SUMITOMO ELECTRIC INDUSTRIES20 citations93
US6798932B2Sep 28, 2004
Parallel light emitting device—photosensitive device module
SUMITOMO ELECTRIC INDUSTRIES20 citations93
US6733190B2May 11, 2004
Optical communication device
SUMITOMO ELECTRIC INDUSTRIES36 citations93
US6847053B2Jan 25, 2005
Optical transmitter
SUMITOMO ELECTRIC INDUSTRIES20 citations92
US6518638B1Feb 11, 2003
Photodiode
SUMITOMO ELECTRIC INDUSTRIES22 citations92
US5212394AMay 18, 1993
Compound semiconductor wafer with defects propagating prevention means
SUMITOMO ELECTRIC INDUSTRIES21 citations92
US6885075B2Apr 26, 2005
Photodiode
SUMITOMO ELECTRIC INDUSTRIES13 citations84
US6895031B2May 17, 2005
Light-emitting device, optical module, and fiber stub
SUMITOMO ELECTRIC INDUSTRIES9 citations74
US6863449B2Mar 8, 2005
Parallel light emitting device—photosensitive device module
SUMITOMO ELECTRIC INDUSTRIES7 citations74
US6860647B2Mar 1, 2005
Optical transmission module
SUMITOMO ELECTRIC INDUSTRIES10 citations74
US5316956AMay 31, 1994
Method for manufacturing semiconductor light-receiving elements
SUMITOMO ELECTRIC INDUSTRIES9 citations74
US5179041AJan 12, 1993
Method for manufacturing an electrode structure for III-V compound semiconductor element
SUMITOMO ELECTRIC INDUSTRIES18 citations74
US5077599ADec 31, 1991
Electrode structure for iii-v compound semiconductor element and method of manufacturing the same
SUMITOMO ELECTRIC INDUSTRIES14 citations74
USD289037SMar 31, 1987
Photodiode
SUMITOMO ELECTRIC INDUSTRIES13 citations73
US7217957B2May 15, 2007
Optical transmission module
SUMITOMO ELECTRIC INDUSTRIES6 citations63
US6819700B2Nov 16, 2004
Method of manufacturing an external cavity semiconductor laser, external cavity semiconductor laser, and wavelength multiplex transmission system
SUMITOMO ELECTRIC INDUSTRIES4 citations63
US7149375B2Dec 12, 2006
Optical waveguide module
SUMITOMO ELECTRIC INDUSTRIES5 citations62
US5910014AJun 8, 1999
Method of making compound semiconductor photodetector
SUMITOMO ELECTRIC INDUSTRIES5 citations60
US6913401B2Jul 5, 2005
Optical transmitter and optical connector
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US6824313B2Nov 30, 2004
Optical receiver module
SUMITOMO ELECTRIC INDUSTRIES1 citations52