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 patentsUS7968864B2Jun 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 patentsUS8546163B2Oct 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
US8693515B2Apr 8, 2014
Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device
YOSHIZUMI YUSUKE0 citations52
KYONO TAKASHI
7 patentsUS8718110B2May 6, 2014
Nitride semiconductor laser and epitaxial substrate
KYONO TAKASHI6 citations72
US8071986B2Dec 6, 2011
Nitride semiconductor light-emitting element
KYONO TAKASHI2 citations63
US8803274B2Aug 12, 2014
Nitride-based semiconductor light-emitting element
KYONO TAKASHI3 citations62
US8513684B2Aug 20, 2013
Nitride semiconductor light emitting device
KYONO TAKASHI3 citations62
US8207556B2Jun 26, 2012
Group III nitride semiconductor device and epitaxial substrate
KYONO TAKASHI2 citations62
US8953656B2Feb 10, 2015
III-nitride semiconductor laser device and method for fabricating III-nitride semiconductor laser device
KYONO TAKASHI1 citations52
US8304269B2Nov 6, 2012
Method of fabricating group III nitride semiconductor device
KYONO TAKASHI0 citations52
UENO MASAKI
3 patentsUS8927962B2Jan 6, 2015
Group III nitride semiconductor optical device
UENO MASAKI4 citations73
US8829545B2Sep 9, 2014
Group III nitride semiconductor light-emitting device
UENO MASAKI1 citations52
US8295317B2Oct 23, 2012
Method of making nitride semiconductor laser, method of making epitaxial wafer, and nitride semiconductor laser
UENO MASAKI0 citations52
ENYA YOHEI
3 patentsUS8483251B2Jul 9, 2013
Group III nitride semiconductor laser diode, and method for producing group III nitride semiconductor laser diode
ENYA YOHEI2 citations62
US8476615B2Jul 2, 2013
GaN-based semiconductor light emitting device and the method for making the same
ENYA YOHEI3 citations62
US8207544B2Jun 26, 2012
Group-III nitride semiconductor device, epitaxial substrate, and method of fabricating group-III nitride semiconductor device
ENYA YOHEI2 citations62
Showing the top 50 of 86 patents by PatentIndex Score.