P

Inventor

MATSUI YASUSHI

JP43 patents
⚠️ This page may combine multiple inventors who share the name “MATSUI YASUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

21 patents
US6256331B1Jul 3, 2001

Semiconductor laser device, optical communication system using the same, and method for producing compound semiconductor

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations92
US6151351ANov 21, 2000

Distributed feedback semiconductor laser and method for producing the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations92
US6110756AAug 29, 2000

Method for producing semiconductor laser

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD35 citations92
US6104738AAug 15, 2000

Semiconductor laser and process for producing the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD48 citations92
US5568501AOct 22, 1996

Semiconductor laser and method for producing the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD37 citations92
US5490227AFeb 6, 1996

Light receiving module for SCM transmission

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD33 citations92
US5319657AJun 7, 1994

Semiconductor laser of modulation doping quantum well structure with stopper against dopant dispersion and manufacturing method thereof

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD45 citations92
US4843609AJun 27, 1989

Optical integrated circuit for heterodyne detection

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations92
US5381499AJan 10, 1995

Light-emitting and light-receiving assembly and method of manufacture thereof

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations91
US5784188AJul 21, 1998

Electro-absorption optical modulator and method for fabricating the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations84
US5539766AJul 23, 1996

Distributed feedback semiconductor laser

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations82
US6107112AAug 22, 2000

Distributed feedback semiconductor laser and method for producing the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations74
US5494521AFeb 27, 1996

Apparatus and method for vapor growth

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations74
US5308433AMay 3, 1994

Apparatus and method for vapor growth

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations74
US5960257ASep 28, 1999

Method distributed feedback semiconductor laser for fabricating

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations73
US5856207AJan 5, 1999

Method for producing a semiconductor laser

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73
US5621747AApr 15, 1997

Multi quantum well semiconductor laser and optical communication system using the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations73
US5339325AAug 16, 1994

Strained multiple quantum well semiconductor laser and a method for producing the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations73
US5652762AJul 29, 1997

Semiconductor laser device and method for fabricating the same and strained quantum well crystal and method for fabricating the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations63
US6636541B1Oct 21, 2003

Semiconductor laser device

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US5764682AJun 9, 1998

Distributed feedback semiconductor laser and method for fabricating the same

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations62

MITSUBISHI ELECTRIC CORP

9 patents

SHOWA DENKO KK

5 patents

ADVANCED DISPLAY KK

3 patents

MITSUBISHI CHEM IND

2 patents

JAPAN ATOMIC ENERGY RES INST

1 patent

MIZUNO KK

1 patent

MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD

1 patent