Inventor

ONOZUKA KATSUYUKI

JP4 patents

Patents

4 patents

US11099061B2Aug 24, 2021

Measurement device for light-emitting device and method for measuring light-emitting device

NICHIA CORP0 citations58

US10473840B2Nov 12, 2019

Optical fiber covering structure and light emitting device using the same

NICHIA CORP0 citations42

US10120115B2Nov 6, 2018

Illumination device

NICHIA CORP0 citations38

US10422936B2Sep 24, 2019

Lighting device

NICHIA CORP0 citations36