P

Inventor

ASAMI SHINYA

JP29 patents

Patents

29 patents
US6426512B1Jul 30, 2002

Group III nitride compound semiconductor device

TOYODA GOSEI KK222 citations99
US6342404B1Jan 29, 2002

Group III nitride compound semiconductor device and method for producing

TOYODA GOSEI KK137 citations99
US6040588AMar 21, 2000

Semiconductor light-emitting device

TOYODA GOSEI KK112 citations99
US5945689AAug 31, 1999

Light-emitting semiconductor device using group III nitride compound

TOYODA GOSEI KK111 citations99
US6982435B2Jan 3, 2006

Group III nitride compound semiconductor device and method for producing the same

TOYODA GOSEI KK100 citations98
US6841808B2Jan 11, 2005

Group III nitride compound semiconductor device and method for producing the same

TOYODA GOSEI KK124 citations98
US6423984B1Jul 23, 2002

Light-emitting semiconductor device using gallium nitride compound semiconductor

TOYODA GOSEI KK85 citations98
US6420733B2Jul 16, 2002

Semiconductor light-emitting device and manufacturing method thereof

TOYODA GOSEI KK80 citations98
US5959401ASep 28, 1999

Light-emitting semiconductor device using group III nitride compound

TOYODA GOSEI KK133 citations98
US6593016B1Jul 15, 2003

Group III nitride compound semiconductor device and producing method thereof

TOYODA GOSEI KK41 citations96
US6541293B2Apr 1, 2003

Semiconductor light-emitting device and manufacturing method thereof

TOYODA GOSEI KK63 citations96
US6326236B1Dec 4, 2001

Semiconductor light-emitting device and manufacturing method thereof

TOYODA GOSEI KK78 citations96
US6288416B1Sep 11, 2001

Light-emitting semiconductor device using group III nitride compound

TOYODA GOSEI KK44 citations96
US5753939AMay 19, 1998

Light-emitting semiconductor device using a Group III nitride compound and having a contact layer upon which an electrode is formed

TOYODA GOSEI KK80 citations96
US5650641AJul 22, 1997

Semiconductor device having group III nitride compound and enabling control of emission color, and flat display comprising such device

TOYODA GOSEI KK56 citations96
US5587593ADec 24, 1996

Light-emitting semiconductor device using group III nitrogen compound

TOYODA GOSEI KK55 citations96
US6853009B2Feb 8, 2005

Light-emitting semiconductor device using gallium nitride compound semiconductor

TOYODA GOSEI KK16 citations93
US6939733B2Sep 6, 2005

Group III nitride compound semiconductor device and method of producing the same

TOYODA GOSEI KK20 citations92
US6821800B2Nov 23, 2004

Semiconductor light-emitting device and manufacturing method thereof

TOYODA GOSEI KK29 citations92
US6713789B1Mar 30, 2004

Group III nitride compound semiconductor device and method of producing the same

TOYODA GOSEI KK42 citations92
US6623998B2Sep 23, 2003

Method for manufacturing group III nitride compound semiconductor device

TOYODA GOSEI KK32 citations92
US6531719B2Mar 11, 2003

Group III nitride compound semiconductor device

TOYODA GOSEI KK35 citations92
US7045809B2May 16, 2006

Light-emitting semiconductor device using gallium nitride compound semiconductor

TOYODA GOSEI KK5 citations74
US7030414B2Apr 18, 2006

III group nitride compound semiconductor luminescent element

TOYODA GOSEI KK10 citations74
US6872965B2Mar 29, 2005

Group III nitride compound semiconductor device

TOYODA GOSEI KK11 citations74
US6838706B2Jan 4, 2005

Group III nitride compound semiconductor light-emitting device which emits light having a wavelength in a range from 360 to 550 NM

TOYODA GOSEI KK6 citations74
US6645785B2Nov 11, 2003

Light-emitting semiconductor device using group III nitride compound

TOYODA GOSEI KK11 citations74
US6918961B2Jul 19, 2005

Group III nitride compound semiconductor device and producing method therefor

TOYODA GOSEI KK4 citations63
US7045829B2May 16, 2006

Light-emitting semiconductor device using Group III nitride compound

TOYODA GOSEI KK1 citations52