Inventor
TSUDA RYOJI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “TSUDA RYOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
6 patentsUS6593985B1Jul 15, 2003
Color shutter and color image display apparatus
TOSHIBA KK26 citations92
US10957826B2Mar 23, 2021
White light source including LED and phosphors
TOSHIBA KK9 citations83
US10473274B2Nov 12, 2019
White light source system
TOSHIBA KK7 citations82
USD765275SAug 30, 2016
Light-emitting diode lamp
TOSHIBA KK4 citations73
US10274185B2Apr 30, 2019
Lighting device
TOSHIBA KK2 citations72
US10107457B2Oct 23, 2018
Lighting apparatus
TOSHIBA KK0 citations51
SEOUL SEMICONDUCTOR CO LTD
4 patentsUS12072069B2Aug 27, 2024
Method for using white light source, and white light source
SEOUL SEMICONDUCTOR CO LTD2 citations72
US12546443B2Feb 10, 2026
Method for using white light source, and white light source
SEOUL SEMICONDUCTOR CO LTD0 citations62
US12245445B2Mar 4, 2025
White light source including LED and phosphors
SEOUL SEMICONDUCTOR CO LTD0 citations60
US11563155B2Jan 24, 2023
White light source including LED and phosphors
SEOUL SEMICONDUCTOR CO LTD0 citations60