P

Inventor

ENYA YOHEI

JP66 patents
⚠️ This page may combine multiple inventors who share the name “ENYA YOHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO ELECTRIC INDUSTRIES

21 patents
US10892596B2Jan 12, 2021

Optical module

SUMITOMO ELECTRIC INDUSTRIES78 citations98
US7933303B2Apr 26, 2011

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

SUMITOMO ELECTRIC INDUSTRIES30 citations92
US7873088B2Jan 18, 2011

Group III nitride semiconductor element and epitaxial wafer

SUMITOMO ELECTRIC INDUSTRIES11 citations84
US7851821B2Dec 14, 2010

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

SUMITOMO ELECTRIC INDUSTRIES9 citations84
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
US9977201B2May 22, 2018

Optical module that suppresses stray light

SUMITOMO ELECTRIC INDUSTRIES2 citations72
US9806494B2Oct 31, 2017

Optical module and method for manufacturing the optical module

SUMITOMO ELECTRIC INDUSTRIES2 citations72
US10601200B2Mar 24, 2020

Optical module

SUMITOMO ELECTRIC INDUSTRIES4 citations71
US12184034B2Dec 31, 2024

Laser module

SUMITOMO ELECTRIC INDUSTRIES0 citations63
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
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
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
US10892595B2Jan 12, 2021

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
US7955881B2Jun 7, 2011

Method of fabricating quantum well structure

SUMITOMO ELECTRIC INDUSTRIES1 citations52

YOSHIZUMI YUSUKE

10 patents
US8546163B2Oct 1, 2013

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

YOSHIZUMI YUSUKE6 citations84
US8306082B2Nov 6, 2012

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

YOSHIZUMI YUSUKE12 citations84
US8304793B2Nov 6, 2012

III-nitride semiconductor optical device and epitaxial substrate

YOSHIZUMI YUSUKE13 citations84
US8227277B2Jul 24, 2012

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

YOSHIZUMI YUSUKE15 citations84
US8741674B2Jun 3, 2014

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

YOSHIZUMI YUSUKE6 citations73
US8488642B2Jul 16, 2013

Gallium nitride based semiconductor light-emitting device and method for fabricating the same, gallium nitride based light-emitting diode, epitaxial wafer, and method for fabricating gallium nitride light-emitting diode

YOSHIZUMI YUSUKE3 citations63
US8507305B2Aug 13, 2013

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

YOSHIZUMI YUSUKE4 citations62
US8107507B2Jan 31, 2012

Group III nitride semiconductor element and epitaxial wafer

YOSHIZUMI YUSUKE2 citations62
US8693515B2Apr 8, 2014

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

YOSHIZUMI YUSUKE0 citations52
US8391327B2Mar 5, 2013

Group III nitride semiconductor element and epitaxial wafer

YOSHIZUMI YUSUKE0 citations52

KYONO TAKASHI

6 patents

ENYA YOHEI

5 patents

UENO MASAKI

3 patents

SONY CORP

1 patent

FUJII KEI

1 patent

AKITA KATSUSHI

1 patent

SUMITOMO TAKAMICHI

1 patent

SUMITOMO ELECTRIC INSDUSTRIES LTD

1 patent

Showing the top 50 of 66 patents by PatentIndex Score.