Inventor
MARUTANI YUKITOSHI
JP30 patents
⚠️ This page may combine multiple inventors who share the name “MARUTANI YUKITOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NICHIA CORP
29 patentsUS9711491B2Jul 18, 2017
Light-emitting device and method of manufacturing the same
NICHIA CORP8 citations84
US11002893B2May 11, 2021
Transmission grating and laser device using the same, and method of producing transmission grating
NICHIA CORP2 citations72
US9825011B2Nov 21, 2017
Light emitting element and light emitting element array
NICHIA CORP3 citations72
US12189153B2Jan 7, 2025
Transmission grating and laser device using the same, and method of producing transmission grating
NICHIA CORP1 citations63
US11916176B2Feb 27, 2024
Wavelength conversion component
NICHIA CORP0 citations62
US11515458B2Nov 29, 2022
Light emitting device, resin-attached lead frame, and methods of manufacturing the same
NICHIA CORP0 citations62
US11430924B2Aug 30, 2022
Wavelength conversion component and light emitting device including the same
NICHIA CORP0 citations62
US11257999B2Feb 22, 2022
Light emitting element mounting base member, and light emitting device using the light emitting element mounting base member
NICHIA CORP0 citations62
US11251352B2Feb 15, 2022
Wiring board, and light emitting device using the wiring board
NICHIA CORP0 citations62
US11223000B2Jan 11, 2022
Method of manufacturing light emitting element mounting base member, method of manufacturing light emitting device using the light emitting element mounting base member, light emitting element mounting base member, and light emitting device using the light emitting element mounting base member
NICHIA CORP0 citations62
US10910537B2Feb 2, 2021
Light emitting device, resin-attached lead frame, and methods of manufacturing the same
NICHIA CORP1 citations62
US10734561B2Aug 4, 2020
Method of manufacturing wiring board, wiring board, and light emitting device using the wiring board
NICHIA CORP1 citations62
US9190587B2Nov 17, 2015
Light-emitting device and method of manufacturing the same
NICHIA CORP3 citations62
US6882672B2Apr 19, 2005
Point emission type light emitting element and concentrating point emission type light emitting element
NICHIA CORP2 citations60
US10083943B2Sep 25, 2018
Light-emitting device and method of manufacturing the same
NICHIA CORP0 citations52
US12356771B2Jul 8, 2025
Light-emitting device and display device
NICHIA CORP0 citations51
US12095017B2Sep 17, 2024
Light emitting device including flexible substrate
NICHIA CORP0 citations51
US11387392B2Jul 12, 2022
Light-emitting device and display device
NICHIA CORP0 citations51
US10797214B2Oct 6, 2020
Method of manufacturing wiring board, method of manufacturing light emitting device using the wiring board, wiring board, and light emitting device using the wiring board
NICHIA CORP0 citations51
US10790426B2Sep 29, 2020
Method of manufacturing light emitting element mounting base member, method of manufacturing light emitting device using the light emitting element mounting base member, light emitting element mounting base member, and light emitting device using the light emitting element mounting base member
NICHIA CORP0 citations51
US10644210B2May 5, 2020
Method of manufacturing light emitting element mounting base member, method of manufacturing light emitting device using the light emitting element mounting base member, light emitting element mounting base member, and light emitting device using the light emitting element mounting base member
NICHIA CORP0 citations51
US10573796B2Feb 25, 2020
Method of manufacturing light emitting element mounting base member, and method of manufacturing light emitting device
NICHIA CORP0 citations51
US10325886B2Jun 18, 2019
Light emitting element and light emitting element array
NICHIA CORP0 citations51
US10193039B2Jan 29, 2019
Method of manufacturing light emitting element mounting base member, method of manufacturing light emitting device using the light emitting element mounting base member, light emitting element mounting base member, light emitting element mounting base member, and light emitting device using the light emitting element mounting base member
NICHIA CORP0 citations51
US10069052B2Sep 4, 2018
Light emitting element with light transmissive substrate having recess in cross-sectional plane
NICHIA CORP0 citations51
US9812622B2Nov 7, 2017
Light emitting element with light transmissive substrate having recess in cross-sectional plane
NICHIA CORP0 citations51
US9130138B2Sep 8, 2015
Light-emitting device manufacturing method
NICHIA CORP1 citations51
US10790424B2Sep 29, 2020
Method of manufacturing light-emitting device, and light-emitting device
NICHIA CORP0 citations41
US9279571B2Mar 8, 2016
Light emitting device
NICHIA CORP0 citations41