Inventor
NOMIYAMA TOMOHIRO
JP21 patents
⚠️ This page may combine multiple inventors who share the name “NOMIYAMA TOMOHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DENKA COMPANY LTD
16 patentsUS12264274B2Apr 1, 2025
Beta-sialon phosphor and light emitting device
DENKA COMPANY LTD2 citations73
US11702592B2Jul 18, 2023
B-sialon phosphor and light emitting device
DENKA COMPANY LTD2 citations73
US12012536B2Jun 18, 2024
β-SiAlON phosphor and light-emitting apparatus
DENKA COMPANY LTD0 citations62
US11236269B2Feb 1, 2022
Alpha-Sialon fluorescent body and light-emitting device
DENKA COMPANY LTD1 citations62
US12497562B2Dec 16, 2025
Beta-sialon phosphor particle and light emitting device
DENKA COMPANY LTD0 citations61
US11898079B2Feb 13, 2024
Phosphor powder, composite, and light-emitting device
DENKA COMPANY LTD1 citations61
US11932792B2Mar 19, 2024
Red fluorescent body and light-emitting device
DENKA COMPANY LTD0 citations60
US11795391B2Oct 24, 2023
Red phosphor and light emitting device
DENKA COMPANY LTD0 citations60
US11485906B2Nov 1, 2022
Phosphor particle, composite, light-emitting device, and method for producing phosphor particle
DENKA COMPANY LTD0 citations60
US11434422B2Sep 6, 2022
Phosphor powder, composite, and light-emitting device
DENKA COMPANY LTD0 citations60
US11380822B2Jul 5, 2022
Red phosphor and light emission device
DENKA COMPANY LTD1 citations60
US11359139B2Jun 14, 2022
Phosphor powder, composite, and light-emitting device
DENKA COMPANY LTD0 citations60
US11339325B2May 24, 2022
Phosphor particle, composite, light-emitting device, and method for producing phosphor particle
DENKA COMPANY LTD0 citations60
US11781064B2Oct 10, 2023
Phosphor powder and light-emitting device
DENKA COMPANY LTD0 citations51
US10519370B2Dec 31, 2019
Phosphor and application therefor
DENKA COMPANY LTD0 citations49
US10145989B2Dec 4, 2018
Hydrophobized phosphor and light-emitting device
DENKA COMPANY LTD0 citations49