Inventor
ARUGA TAKANORI
JP19 patents
Patents
19 patentsUS10608151B2Mar 31, 2020
Light source device
NICHIA CORP2 citations71
US12464098B2Nov 4, 2025
Light source device and display device
NICHIA CORP0 citations60
US12359791B2Jul 15, 2025
Optical lens and lighting device
NICHIA CORP0 citations60
US10411173B2Sep 10, 2019
Light emitting device and light emitting module using the same
NICHIA CORP1 citations60
US10995933B2May 4, 2021
Optical device and illumination device
NICHIA CORP1 citations59
US11099061B2Aug 24, 2021
Measurement device for light-emitting device and method for measuring light-emitting device
NICHIA CORP0 citations58
US12535680B2Jan 27, 2026
Light source unit and image display device
NICHIA CORP0 citations51
US12265220B2Apr 1, 2025
Image display device
NICHIA CORP0 citations51
US12169287B2Dec 17, 2024
Light emitting module including optical member that controls light distribution
NICHIA CORP0 citations51
US12158580B2Dec 3, 2024
Light source unit and image display device
NICHIA CORP0 citations51
US11289882B2Mar 29, 2022
Light source module
NICHIA CORP0 citations50
US10971882B2Apr 6, 2021
Light source module
NICHIA CORP0 citations50
US11560987B2Jan 24, 2023
Light source device
NICHIA CORP0 citations47
US11250740B2Feb 15, 2022
Optical device and illumination device
NICHIA CORP0 citations47
US11204151B2Dec 21, 2021
Optical device and illumination device
NICHIA CORP0 citations47
US10877360B2Dec 29, 2020
Lens array and lighting optical system
NICHIA CORP0 citations39
US10866495B2Dec 15, 2020
Fly-eye lens and illumination optical device
NICHIA CORP0 citations39
US10203085B2Feb 12, 2019
Light source device
NICHIA CORP0 citations39
US10480754B2Nov 19, 2019
Illumination device
NICHIA CORP0 citations33