Inventor
OMURA ETSUJI
JP26 patents
⚠️ This page may combine multiple inventors who share the name “OMURA ETSUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
16 patentsUS5519720AMay 21, 1996
Semiconductor light emitting device
MITSUBISHI ELECTRIC CORP145 citations99
US4937835AJun 26, 1990
Semiconductor laser device and a method of producing same
MITSUBISHI ELECTRIC CORP50 citations92
US5228048AJul 13, 1993
Semiconductor laser device
MITSUBISHI ELECTRIC CORP8 citations73
US5105240AApr 14, 1992
Light-controlled semiconductor light coupler and modulator
MITSUBISHI ELECTRIC CORP17 citations73
US5100833AMar 31, 1992
Method of producing a semiconductor light emitting device disposed in an insulating substrate
MITSUBISHI ELECTRIC CORP5 citations73
US5073895ADec 17, 1991
Semiconductor laser
MITSUBISHI ELECTRIC CORP10 citations73
US5072272ADec 10, 1991
Semiconductor light modulator with pn layers
MITSUBISHI ELECTRIC CORP9 citations73
US4929571AMay 29, 1990
Method of making a buried crescent laser with air gap insulator
MITSUBISHI ELECTRIC CORP9 citations73
US4788161ANov 29, 1988
Method of producing an end surface light emission type semiconductor device
MITSUBISHI ELECTRIC CORP7 citations73
US4888781ADec 19, 1989
Semiconductor laser
MITSUBISHI ELECTRIC CORP6 citations71
US5275968AJan 4, 1994
Method of producing a semiconductor light emitting device disposed in an insulating substrate
MITSUBISHI ELECTRIC CORP6 citations62
US5194399AMar 16, 1993
Method of producing a semiconductor light emitting device disposed in an insulating substrate
MITSUBISHI ELECTRIC CORP5 citations62
US5003358AMar 26, 1991
Semiconductor light emitting device disposed in an insulating substrate
MITSUBISHI ELECTRIC CORP4 citations62
US4847217AJul 11, 1989
Method for making a semiconductor device
MITSUBISHI ELECTRIC CORP3 citations62
US4847845AJul 11, 1989
Semiconductor laser with an interposed gap
MITSUBISHI ELECTRIC CORP4 citations62
US4957879ASep 18, 1990
Method of making a semiconductor laser using superlattice disordering
MITSUBISHI ELECTRIC CORP4 citations60
KYOTO SEMICONDUCTOR CO LTD
7 patentsUS11145773B2Oct 12, 2021
Light receiving element unit
KYOTO SEMICONDUCTOR CO LTD0 citations53
US11143827B1Oct 12, 2021
Light receiving element unit
KYOTO SEMICONDUCTOR CO LTD1 citations53
US11843262B2Dec 12, 2023
Optical power supply converter
KYOTO SEMICONDUCTOR CO LTD0 citations47
US11276790B2Mar 15, 2022
Semiconductor light receiving element
KYOTO SEMICONDUCTOR CO LTD0 citations47
US11276791B2Mar 15, 2022
Edge incident type semiconductor light receiving device
KYOTO SEMICONDUCTOR CO LTD0 citations47
US11356054B2Jun 7, 2022
Optical power supply converter
KYOTO SEMICONDUCTOR CO LTD0 citations42
US11145770B2Oct 12, 2021
Semiconductor light receiving element
KYOTO SEMICONDUCTOR CO LTD0 citations42