Inventor
YAMAMOTO SABURO
JP70 patents
⚠️ This page may combine multiple inventors who share the name “YAMAMOTO SABURO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHARP KK
45 patentsUS5404031AApr 4, 1995
Semiconductor light emitting device with current confining layer
SHARP KK38 citations93
US4984244AJan 8, 1991
Semiconductor laser device
SHARP KK26 citations93
US4945525AJul 31, 1990
Optical information processing apparatus
SHARP KK26 citations93
US4567060AJan 28, 1986
Method of producing a semiconductor laser device
SHARP KK42 citations93
US5450237ASep 12, 1995
Hyperresolution optical system
SHARP KK29 citations92
US5260231ANov 9, 1993
Method for the production of a semiconductor laser
SHARP KK23 citations92
US5228047AJul 13, 1993
Semiconductor laser device and a method for producing the same
SHARP KK27 citations92
US4951291AAug 21, 1990
Semiconductor laser device with a protective film on the facets
SHARP KK36 citations92
US4750183AJun 7, 1988
Semiconductor laser device
SHARP KK41 citations92
US4745612AMay 17, 1988
Separate confinement heterostructure semiconductor laser device
SHARP KK41 citations92
US4792962ADec 20, 1988
A ring-shaped resonator type semiconductor laser device
SHARP KK19 citations82
US5208468AMay 4, 1993
Semiconductor laser device with a sulfur-containing film provided between the facet and the protective film
SHARP KK9 citations74
US5119355AJun 2, 1992
Optical information processing apparatus
SHARP KK11 citations74
US4977568ADec 11, 1990
Semiconductor laser device
SHARP KK10 citations74
US4941024AJul 10, 1990
Semiconductor apparatus
SHARP KK10 citations74
US4868838ASep 19, 1989
Semiconductor laser device
SHARP KK12 citations74
US4860297AAug 22, 1989
Quantum well semiconductor laser device
SHARP KK13 citations74
US4841533AJun 20, 1989
Semiconductor laser device having a graded index waveguide
SHARP KK9 citations74
US4835783AMay 30, 1989
Semiconductor laser
SHARP KK16 citations74
US4824518AApr 25, 1989
Method for the production of semiconductor devices
SHARP KK8 citations74
US4819245AApr 4, 1989
Semiconductor laser device having substriped channels for forming an active layer which is thin in an inside portion
SHARP KK15 citations74
US4815089AMar 21, 1989
Semiconductor laser
SHARP KK17 citations74
US4803695AFeb 7, 1989
Semiconductor laser apparatus having an external reflecting means
SHARP KK8 citations74
US4791636ADec 13, 1988
Semiconductor laser device and a method for driving the same
SHARP KK11 citations74
US4787089ANov 22, 1988
Quantum well semiconductor laser device
SHARP KK13 citations74
US4773076ASep 20, 1988
Internal reflector interferometric semiconductor laser device
SHARP KK12 citations74
US4773077ASep 20, 1988
Internal reflection interferometric semiconductor laser apparatus
SHARP KK7 citations74
US4759024AJul 19, 1988
Semiconductor laser device having an oscillation wavelength in the visible short-wavelength region
SHARP KK9 citations74
US4746181AMay 24, 1988
Optical semiconductor device
SHARP KK13 citations74
US4730328AMar 8, 1988
Window structure semiconductor laser
SHARP KK7 citations74
US4730326AMar 8, 1988
Semiconductor laser array device
SHARP KK7 citations74
US4720834AJan 19, 1988
Internal-reflection-interference semiconductor laser device
SHARP KK9 citations74
US4712219ADec 8, 1987
Visible double heterostructure-semiconductor laser
SHARP KK15 citations74
US4694460ASep 15, 1987
Stripe geometry semiconductor laser device
SHARP KK12 citations74
US4693207ASep 15, 1987
Apparatus for the growth of semiconductor crystals
SHARP KK7 citations74
US4691214ASep 1, 1987
Optical semiconductor apparatus
SHARP KK10 citations74
US4546481AOct 8, 1985
Window structure semiconductor laser
SHARP KK14 citations74
US4737962AApr 12, 1988
Compound resonator type semiconductor laser device
SHARP KK9 citations73
US4937836AJun 26, 1990
Semiconductor laser device and production method therefor
SHARP KK8 citations70
US4791649ADec 13, 1988
Semiconductor laser device
SHARP KK12 citations70
US5087587AFeb 11, 1992
Epitaxial growth process for the production of a window semiconductor laser
SHARP KK3 citations63
US4899349AFeb 6, 1990
Semiconductor laser device
SHARP KK5 citations63
US4819244AApr 4, 1989
Semiconductor laser device
SHARP KK3 citations63
US4806994AFeb 21, 1989
Semiconductor device
SHARP KK3 citations63
US4807235AFeb 21, 1989
Semiconductor laser device
SHARP KK6 citations63
OMRON TATEISI ELECTRONICS CO
2 patentsTOWA CORP
1 patentYAMAMOTO SABURO
1 patentEMORI & CO LTD
1 patentShowing the top 50 of 70 patents by PatentIndex Score.