Inventor
KUMABUCHI YASUHITO
JP15 patents
Patents
15 patentsUS6399970B2Jun 4, 2002
FET having a Si/SiGeC heterojunction channel
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD279 citations99
US6190975B1Feb 20, 2001
Method of forming HCMOS devices with a silicon-germanium-carbon compound semiconductor layer
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD230 citations99
US6110813AAug 29, 2000
Method for forming an ohmic electrode
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD170 citations99
US6274889B1Aug 14, 2001
Method for forming ohmic electrode, and semiconductor device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD109 citations98
US6674100B2Jan 6, 2004
SiGeC-based CMOSFET with separate heterojunctions
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD58 citations96
US5787104AJul 28, 1998
Semiconductor light emitting element and method for fabricating the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD75 citations96
US7368766B2May 6, 2008
Semiconductor light emitting element and method for fabricating the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations92
US6861672B2Mar 1, 2005
Semiconductor light emitting element and method for fabricating the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations92
US6326638B1Dec 4, 2001
Semiconductor light emitting element and method for fabricating the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations92
US6266354B1Jul 24, 2001
Semiconductor laser device with ridge structure
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD27 citations92
US6118800ASep 12, 2000
Semiconductor laser and cleaving method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD35 citations92
US5968845AOct 19, 1999
Method for etching a compound semiconductor, a semi-conductor laser device and method for producing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations82
US6151348ANov 21, 2000
Semiconductor laser
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74
US6127201AOct 3, 2000
Method for etching a compound semiconductor, a semiconductor laser device and method for producing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations74
US5665978ASep 9, 1997
Nonlinear element and bistable memory device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations74