Inventor
YAMADA MOTOKAZU
JP135 patents
⚠️ This page may combine multiple inventors who share the name “YAMADA MOTOKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NICHIA CORP
36 patentsUS6870191B2Mar 22, 2005
Semiconductor light emitting device
NICHIA CORP151 citations99
US6610995B2Aug 26, 2003
Gallium nitride-based III-V group compound semiconductor
NICHIA CORP94 citations99
US6608330B1Aug 19, 2003
Light emitting device
NICHIA CORP94 citations98
US7635875B2Dec 22, 2009
Semiconductor light emitting device
NICHIA CORP26 citations96
US6998690B2Feb 14, 2006
Gallium nitride based III-V group compound semiconductor device and method of producing the same
NICHIA CORP30 citations96
US10903193B2Jan 26, 2021
Light-emitting device
NICHIA CORP38 citations95
US8049237B2Nov 1, 2011
Light emitting device
NICHIA CORP40 citations95
US6977395B2Dec 20, 2005
Semiconductor device
NICHIA CORP60 citations95
USD636356SApr 19, 2011
Light emitting diode module
NICHIA CORP14 citations93
US7279717B2Oct 9, 2007
Light emitting device
NICHIA CORP31 citations93
US7042017B2May 9, 2006
Light emitting device
NICHIA CORP21 citations93
US8344403B2Jan 1, 2013
Semiconductor light emitting device
NICHIA CORP15 citations92
US8344402B2Jan 1, 2013
Semiconductor light emitting device
NICHIA CORP8 citations92
US7964113B2Jun 21, 2011
Nitride phosphor and production process thereof, and light emitting device
NICHIA CORP15 citations92
US7804101B2Sep 28, 2010
Semiconductor light-emitting device
NICHIA CORP16 citations92
US7781790B2Aug 24, 2010
Method for manufacturing substrate for semiconductor light emitting element and semiconductor light emitting element using the same
NICHIA CORP29 citations92
US7745245B2Jun 29, 2010
Semiconductor light emitting device
NICHIA CORP8 citations92
US7597823B2Oct 6, 2009
Nitride phosphor and production process thereof, and light emitting device
NICHIA CORP25 citations92
US6738175B2May 18, 2004
Light emitting device
NICHIA CORP29 citations92
US11978725B2May 7, 2024
Light-emitting device, integrated light-emitting device, and light-emitting module
NICHIA CORP4 citations86
US11515296B2Nov 29, 2022
Light-emitting device, integrated light-emitting device, and light-emitting module
NICHIA CORP4 citations84
US11101247B2Aug 24, 2021
Light-emitting device, integrated light-emitting device, and light-emitting module
NICHIA CORP4 citations84
US10553763B2Feb 4, 2020
Light emitting device
NICHIA CORP6 citations84
US10355181B2Jul 16, 2019
Light-emitting device, integrated light-emitting device, and light-emitting module
NICHIA CORP7 citations84
US10090441B2Oct 2, 2018
Light emitting device
NICHIA CORP8 citations84
US9887329B2Feb 6, 2018
Light emitting device and method for manufacturing light emitting device
NICHIA CORP13 citations84
US9318665B2Apr 19, 2016
Light emitting device including flexible substrate, light emitting element, sealing resin, and adhesion layer
NICHIA CORP4 citations84
US8916903B2Dec 23, 2014
Light emitting device
NICHIA CORP4 citations84
USD628169SNov 30, 2010
Light emitting diode module
NICHIA CORP9 citations84
USD619975SJul 20, 2010
Light emitting diode module
NICHIA CORP8 citations84
US7626327B2Dec 1, 2009
Lighting apparatus with filter
NICHIA CORP9 citations84
US7193358B2Mar 20, 2007
Light-emitting device arranged in the light distribution pattern for a vehicle
NICHIA CORP17 citations84
US10527257B2Jan 7, 2020
Light emitting device
NICHIA CORP6 citations83
US10274168B2Apr 30, 2019
Light emitting device
NICHIA CORP4 citations83
US8889459B2Nov 18, 2014
Method of manufacturing light emitting device
NICHIA CORP8 citations83
US8686457B2Apr 1, 2014
Method for manufacturing substrate for semiconductor light emitting element and semiconductor light emitting element using the same
NICHIA CORP5 citations83
NICHIA KAGAKU KOGYO KK
7 patentsUS5877558AMar 2, 1999
Gallium nitride-based III-V group compound semiconductor
NICHIA KAGAKU KOGYO KK140 citations99
US5767581AJun 16, 1998
Gallium nitride-based III-V group compound semiconductor
NICHIA KAGAKU KOGYO KK171 citations99
US5652434AJul 29, 1997
Gallium nitride-based III-V group compound semiconductor
NICHIA KAGAKU KOGYO KK184 citations99
US5563422AOct 8, 1996
Gallium nitride-based III-V group compound semiconductor device and method of producing the same
NICHIA KAGAKU KOGYO KK440 citations99
US6204512B1Mar 20, 2001
Gallium nitride-based III-V group compound semiconductor device and method of producing the same
NICHIA KAGAKU KOGYO KK72 citations97
US6093965AJul 25, 2000
Gallium nitride-based III-V group compound semiconductor
NICHIA KAGAKU KOGYO KK76 citations97
US6507041B2Jan 14, 2003
Gallium nitride-based III-V group compound semiconductor
NICHIA KAGAKU KOGYO KK29 citations96
NIKI ISAMU
3 patentsNIPPON DENSO CO
2 patentsYANCHERS CORP
1 patentINOBE MOTOTAKA
1 patentShowing the top 50 of 135 patents by PatentIndex Score.