P

Inventor

KYONO TAKASHI

JP86 patents
⚠️ This page may combine multiple inventors who share the name “KYONO TAKASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO ELECTRIC INDUSTRIES

29 patents
US7968864B2Jun 28, 2011

Group-III nitride light-emitting device

SUMITOMO ELECTRIC INDUSTRIES254 citations99
US7939354B2May 10, 2011

Method of fabricating nitride semiconductor laser

SUMITOMO ELECTRIC INDUSTRIES241 citations99
US6998284B2Feb 14, 2006

Semiconductor device having quantum well structure, and method of forming the same

SUMITOMO ELECTRIC INDUSTRIES20 citations93
US7933303B2Apr 26, 2011

Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device

SUMITOMO ELECTRIC INDUSTRIES30 citations92
US7816238B2Oct 19, 2010

GaN substrate, substrate with epitaxial layer, semiconductor device, and method of manufacturing GaN substrate

SUMITOMO ELECTRIC INDUSTRIES43 citations92
US7851821B2Dec 14, 2010

Group III nitride semiconductor device, epitaxial substrate, and method of fabricating group III nitride semiconductor device

SUMITOMO ELECTRIC INDUSTRIES9 citations84
US9123843B2Sep 1, 2015

Semiconductor device

SUMITOMO ELECTRIC INDUSTRIES8 citations82
US8053806B2Nov 8, 2011

Group III nitride semiconductor device and epitaxial substrate

SUMITOMO ELECTRIC INDUSTRIES4 citations74
US7858963B2Dec 28, 2010

Nitride based semiconductor optical device, epitaxial wafer for nitride based semiconductor optical device, and method of fabricating semiconductor light-emitting device

SUMITOMO ELECTRIC INDUSTRIES6 citations74
US7781314B2Aug 24, 2010

Nitride semiconductor device manufacturing method

SUMITOMO ELECTRIC INDUSTRIES7 citations74
US9608148B2Mar 28, 2017

Semiconductor element and method for producing the same

SUMITOMO ELECTRIC INDUSTRIES3 citations73
US9806494B2Oct 31, 2017

Optical module and method for manufacturing the optical module

SUMITOMO ELECTRIC INDUSTRIES2 citations72
US9773932B2Sep 26, 2017

Epitaxial wafer and method for manufacturing same

SUMITOMO ELECTRIC INDUSTRIES6 citations71
US9281427B2Mar 8, 2016

Semiconductor device

SUMITOMO ELECTRIC INDUSTRIES3 citations71
US11616337B2Mar 28, 2023

Optical module

SUMITOMO ELECTRIC INDUSTRIES0 citations63
US11245245B2Feb 8, 2022

Optical module

SUMITOMO ELECTRIC INDUSTRIES0 citations63
US8357946B2Jan 22, 2013

Nitride semiconductor light emitting device, epitaxial substrate, and method for fabricating nitride semiconductor light emitting device

SUMITOMO ELECTRIC INDUSTRIES2 citations63
US8048702B2Nov 1, 2011

Method of fabricating nitride-based semiconductor optical device

SUMITOMO ELECTRIC INDUSTRIES5 citations63
US7973322B2Jul 5, 2011

Nitride semiconductor light emitting device and method for forming the same

SUMITOMO ELECTRIC INDUSTRIES2 citations63
US7949026B2May 24, 2011

Group III nitride semiconductor laser

SUMITOMO ELECTRIC INDUSTRIES2 citations63
US7884351B2Feb 8, 2011

Nitride semiconductor light-emitting device

SUMITOMO ELECTRIC INDUSTRIES5 citations63
US7851243B1Dec 14, 2010

Nitride based semiconductor optical device, epitaxial wafer for nitride based semiconductor optical device, and method of fabricating semiconductor light-emitting device

SUMITOMO ELECTRIC INDUSTRIES2 citations63
US7576351B2Aug 18, 2009

Nitride semiconductor light generating device

SUMITOMO ELECTRIC INDUSTRIES5 citations63
US7547910B2Jun 16, 2009

Semiconductor light-emitting device and method of manufacturing semiconductor light-emitting device

SUMITOMO ELECTRIC INDUSTRIES4 citations63
US7387678B2Jun 17, 2008

GaN substrate and method of fabricating the same, nitride semiconductor device and method of fabricating the same

SUMITOMO ELECTRIC INDUSTRIES3 citations62
US10333270B2Jun 25, 2019

Optical module and method for manufacturing the optical module

SUMITOMO ELECTRIC INDUSTRIES1 citations61
US12222493B2Feb 11, 2025

Optical module

SUMITOMO ELECTRIC INDUSTRIES0 citations52
US11609423B2Mar 21, 2023

Mirror driving mechanism and optical module

SUMITOMO ELECTRIC INDUSTRIES0 citations52
US9379523B2Jun 28, 2016

Group III nitride semiconductor device, p-type contact structure, and method for fabricating group III nitride semiconductor device

SUMITOMO ELECTRIC INDUSTRIES1 citations52

YOSHIZUMI YUSUKE

8 patents

KYONO TAKASHI

7 patents

UENO MASAKI

3 patents

ENYA YOHEI

3 patents

Showing the top 50 of 86 patents by PatentIndex Score.