P

Inventor

KIMURA AKITAKA

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

NEC CORP

16 patents
US6100106AAug 8, 2000

Fabrication of nitride semiconductor light-emitting device

NEC CORP88 citations97
US6028877AFeb 22, 2000

Gallium nitride based semiconductor laser with an improved aluminum gallium nitride cladding layer disposed between an active region and a substrate

NEC CORP60 citations96
US6420198B1Jul 16, 2002

Gallium nitride based compound semiconductor laser and method of forming the same

NEC CORP24 citations92
US6201823B1Mar 13, 2001

Gallium nitride based compound semiconductor laser and method of forming the same

NEC CORP23 citations92
US5843227ADec 1, 1998

Crystal growth method for gallium nitride films

NEC CORP32 citations92
US7314672B2Jan 1, 2008

Semiconductor layer formed by selective deposition and method for depositing semiconductor layer

NEC CORP9 citations84
US6096130AAug 1, 2000

Method of crystal growth of a GaN layer over a GaAs substrate

NEC CORP17 citations83
US5963787AOct 5, 1999

Method of producing gallium nitride semiconductor light emitting device

NEC CORP17 citations83
US6887726B2May 3, 2005

Semiconductor layer formed by selective deposition and method for depositing semiconductor layer

NEC CORP9 citations73
US5559820ASep 24, 1996

Multiple quantum well semiconductor laser

NEC CORP8 citations73
US5425042AJun 13, 1995

Refractive index control optical semiconductor device

NEC CORP17 citations73
US6033490AMar 7, 2000

Growth of GaN layers on quartz substrates

NEC CORP11 citations72
US5825053AOct 20, 1998

Heterostructure III-V nitride semiconductor device including InP substrate

NEC CORP3 citations62
US7655485B2Feb 2, 2010

Semiconductor layer formed by selective deposition and method for depositing semiconductor layer

NEC CORP0 citations52
US7479448B2Jan 20, 2009

Method of manufacturing a light emitting device with a doped active layer

NEC CORP1 citations52
US7741654B2Jun 22, 2010

Group III nitride semiconductor optical device

NEC CORP0 citations40

SUMITOMO RUBBER IND

3 patents

SONY GROUP CORP

1 patent

YAGI DAICHI

1 patent

OHMORI KENTA

1 patent