Inventor
YOKOKAWA YOSHIHISA
JP8 patents
⚠️ This page may combine multiple inventors who share the name “YOKOKAWA YOSHIHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
USHIO ELECTRIC INC
7 patentsUS6084360AJul 4, 2000
Device for operation of a discharge lamp
USHIO ELECTRIC INC36 citations91
US5889366AMar 30, 1999
Fluorescent lamp of the external electrode type and irradiation unit
USHIO ELECTRIC INC29 citations89
US9755126B2Sep 5, 2017
Light source unit
USHIO ELECTRIC INC4 citations69
US5977722ANov 2, 1999
Device for applying particular voltage waveform for operating a discharge lamp
USHIO ELECTRIC INC15 citations69
US11569426B2Jan 31, 2023
Light irradiation unit and light irradiation device
USHIO ELECTRIC INC0 citations56
US9994045B2Jun 12, 2018
Light irradiation apparatus including a light shield
USHIO ELECTRIC INC1 citations47
US9496244B2Nov 15, 2016
Light emitting module and light irradiating apparatus
USHIO ELECTRIC INC0 citations39