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last 30 patents
Information
Patent Grant
Phosphor plate and light emitting device using the same
Patent number
11,807,791
Issue date
Nov 7, 2023
DENKA COMPANY LIMITED
Taiyo Yamaura
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Fluoride phosphor and light-emitting device using same
Patent number
11,114,589
Issue date
Sep 7, 2021
DENKA COMPANY LIMITED
Masayoshi Ichikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fluoride phosphor and light-emitting device using same
Patent number
10,982,139
Issue date
Apr 20, 2021
DENKA COMPANY LIMITED
Masayoshi Ichikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fluoride phosphor and light-emitting device using same
Patent number
10,947,450
Issue date
Mar 16, 2021
DENKA COMPANY LIMITED
Masayoshi Ichikawa
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Fluorescent fluoride, light-emitting device, and process for produc...
Patent number
10,941,339
Issue date
Mar 9, 2021
DENKA COMPANY LIMITED
Masayoshi Ichikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for producing fluorescent material
Patent number
10,759,995
Issue date
Sep 1, 2020
DENKA COMPANY LIMITED
Masayoshi Ichikawa
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Potassium fluoromanganate for use as raw material of manganese-acti...
Patent number
10,669,476
Issue date
Jun 2, 2020
DENKO COMPANY LIMITED
Hideyuki Emoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphor, light emitting device, and method for producing phosphor
Patent number
10,611,956
Issue date
Apr 7, 2020
DENKA COMPANY LIMITED
Hideyuki Emoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
β-sialon phosphor containing europium element and method for produc...
Patent number
10,266,768
Issue date
Apr 23, 2019
DENKA COMPANY LIMITED
Hideyuki Emoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphor, light-emitting element and lighting device
Patent number
10,266,766
Issue date
Apr 23, 2019
DENKA COMPANY LIMITED
Hideyuki Emoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphor, light emitting element, and light emitting device
Patent number
9,680,066
Issue date
Jun 13, 2017
DENKA COMPANY LIMITED
Hideyuki Emoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phosphor, light emitting element, and light emitting device
Patent number
9,676,999
Issue date
Jun 13, 2017
DENKA COMPANY LIMITED
Hideyuki Emoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phosphor, light-emitting element and lighting device
Patent number
9,663,713
Issue date
May 30, 2017
DENKA COMPANY LIMITED
Hideyuki Emoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phosphor, light-emitting device and use thereof
Patent number
9,382,475
Issue date
Jul 5, 2016
DENKA COMPANY LIMITED
Hideyuki Emoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphor, method for producing same, and use of same
Patent number
9,309,460
Issue date
Apr 12, 2016
DENKA COMPANY LIMITED
Hideyuki Emoto
F21 - LIGHTING
Information
Patent Grant
Beta-sialon, method for producing same and light-emitting device us...
Patent number
9,139,769
Issue date
Sep 22, 2015
Denki Kagaku Kogyo Kabushiki Kaisha
Hideyuki Emoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
β- sialon, and light emitting device and applications thereof
Patent number
9,028,719
Issue date
May 12, 2015
Denki Kagaku Kogyo Kabushiki Kaisha
Hideyuki Emoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphor particle group, light emitting apparatus using the same, a...
Patent number
9,000,664
Issue date
Apr 7, 2015
Sharp Kabushiki Kaisha
Tetsuya Hanamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method of producing β-SiAION, β-SiAION, and products using the same
Patent number
8,926,864
Issue date
Jan 6, 2015
Denki Kagaku Kogyo Kabushiki Kaisha
Masayoshi Ichikawa
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Sialon phosphor, process for producing the same, and illuminator an...
Patent number
8,685,279
Issue date
Apr 1, 2014
Denki Kagaku Kogyo Kabushiki Kaisha
Hideyuki Emoto
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
α-sialon phosphor, method for producing same, and light-emitting de...
Patent number
8,663,500
Issue date
Mar 4, 2014
Denki Kagaku Kogyo Kabushiki Kaisha
Hideyuki Emoto
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
B-sialon phosphor, use thereof and method for producing same
Patent number
8,487,393
Issue date
Jul 16, 2013
Denki Kagaku Kogyo Kabushiki Kaisha
Hideyuki Emoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Fluorescent substance and production method thereof, and light emit...
Patent number
8,404,152
Issue date
Mar 26, 2013
Denki Kagaku Kogyo Kabushiki Kaisha
Hideyuki Emoto
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Light-emitting device, vehicular lighting fixture comprising the de...
Patent number
8,274,208
Issue date
Sep 25, 2012
Stanley Electric Co., Ltd.
Yasuyuki Miyake
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Fluorescent substance and process for producing the same, and lumin...
Patent number
8,125,139
Issue date
Feb 28, 2012
Denki Kagaku Kogyo Kabushiki Kaisha
Hideyuki Emoto
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
β type sialon fluorescent substance
Patent number
8,003,011
Issue date
Aug 23, 2011
National Institute for Materials Science
Naoto Hirosaki
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
α-Sialon, α-sialon phosphor and method for producing the same
Patent number
7,906,040
Issue date
Mar 15, 2011
National Institute for Materials Science
Mamoru Mitomo
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Module structure and module comprising it
Patent number
7,355,853
Issue date
Apr 8, 2008
Denki Kagaku Kogyo Kabushiki Kaisha
Hideyuki Emoto
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
PHOSPHOR POWDER, LIGHT-EMITTING DEVICE, IMAGE DISPLAY DEVICE, AND I...
Publication number
20240010914
Publication date
Jan 11, 2024
DENKA COMPANY LIMITED
Hideyuki EMOTO
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PHOSPHOR POWDER, LIGHT-EMITTING DEVICE, IMAGE DISPLAY DEVICE, AND I...
Publication number
20240002721
Publication date
Jan 4, 2024
DENKA COMPANY LIMITED
Hideyuki EMOTO
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PHOSPHOR POWDER, LIGHT-EMITTING DEVICE, IMAGE DISPLAY DEVICE, AND I...
Publication number
20230407171
Publication date
Dec 21, 2023
DENKA COMPANY LIMITED
Hideyuki EMOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOSPHOR POWDER, LIGHT-EMITTING DEVICE, IMAGE DISPLAY DEVICE, AND I...
Publication number
20230407172
Publication date
Dec 21, 2023
DENKA COMPANY LIMITED
Hideyuki EMOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOSPHOR, WAVELENGTH CONVERSION BODY, AND LIGHT EMITTING DEVICE
Publication number
20230242814
Publication date
Aug 3, 2023
DENKA COMPANY LIMITED
Hideyuki EMOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOSPHOR PLATE, LIGHT EMITTING DEVICE, AND METHOD FOR MANUFACTURING...
Publication number
20220399480
Publication date
Dec 15, 2022
DENKA COMPANY LIMITED
Taiyo YAMAURA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOSPHOR PLATE AND LIGHT EMITTING DEVICE USING THE SAME
Publication number
20220350061
Publication date
Nov 3, 2022
DENKA COMPANY LIMITED
Taiyo YAMAURA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PHOSPHOR PLATE AND LIGHT EMITTING DEVICE USING THE SAME
Publication number
20220251444
Publication date
Aug 11, 2022
DENKA COMPANY LIMITED
Taiyo YAMAURA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FLUORIDE PHOSPHOR AND LIGHT-EMITTING DEVICE USING SAME
Publication number
20200135983
Publication date
Apr 30, 2020
DENKA COMPANY LIMITED
Masayoshi ICHIKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FLUORIDE PHOSPHOR AND LIGHT-EMITTING DEVICE USING SAME
Publication number
20200095501
Publication date
Mar 26, 2020
DENKA COMPANY LIMITED
Masayoshi ICHIKAWA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOSPHOR AND LIGHT EMITTING DEVICE
Publication number
20190062631
Publication date
Feb 28, 2019
DENKA COMPANY LIMITED
Keita KOBAYASHI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Fluorescent Fluoride, Light-Emitting Device, and Process for Produc...
Publication number
20180282620
Publication date
Oct 4, 2018
Denka Company Limited
Masayoshi Ichikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POTASSIUM FLUOROMANGANATE FOR USE AS RAW MATERIAL OF MANGANESE-ACTI...
Publication number
20180094188
Publication date
Apr 5, 2018
DENKA COMPANY LIMITED
Hideyuki Emoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOSPHOR AND LIGHT-EMITTING DEVICE
Publication number
20180086973
Publication date
Mar 29, 2018
DENKA COMPANY LIMITED
Ryosuke KONDO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
FLUOROPHORE, LIGHT-EMITTING DEVICE, AND METHOD FOR MANUFACTURING FL...
Publication number
20180072946
Publication date
Mar 15, 2018
DENKA COMPANY LIMITED
Hideyuki EMOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Process for Producing Fluorescent Material
Publication number
20180016494
Publication date
Jan 18, 2018
DENKA COMPANY LIMITED
Masayoshi Ichikawa
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
BETA-SIALON PHOSPHOR AND METHOD FOR PRODUCING THE SAME, AND LIGHT-E...
Publication number
20180002601
Publication date
Jan 4, 2018
DENKA COMPANY LIMITED
Hideyuki EMOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Phosphor, Light Emitting Element, and Light Emitting Device
Publication number
20170009133
Publication date
Jan 12, 2017
DENKA COMPANY LIMITED
Hideyuki EMOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOSPHOR, LIGHT EMITTING ELEMENT, AND LIGHT EMITTING DEVICE
Publication number
20170012181
Publication date
Jan 12, 2017
DENKA COMPANY LIMITED
Hideyuki EMOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOSPHOR, LIGHT-EMITTING ELEMENT AND LIGHTING DEVICE
Publication number
20160280994
Publication date
Sep 29, 2016
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Hideyuki EMOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOSPHOR, LIGHT-EMITTING ELEMENT AND LIGHTING DEVICE
Publication number
20160280993
Publication date
Sep 29, 2016
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Hideyuki EMOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOSPHOR, METHOD FOR PRODUCING SAME, AND USE OF SAME
Publication number
20150042222
Publication date
Feb 12, 2015
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Hideyuki Emoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOSPHOR, LIGHT-EMITTING DEVICE AND USE THEREOF
Publication number
20130328478
Publication date
Dec 12, 2013
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Hideyuki Emoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PROCESS FOR PRODUCTION OF beta-SIALON
Publication number
20130300014
Publication date
Nov 14, 2013
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Hideyuki Emoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
SIALON PHOSPHOR, PROCESS FOR PRODUCING THE SAME, AND ILLUMINATOR AN...
Publication number
20130193600
Publication date
Aug 1, 2013
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Hideyuki EMOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
BETA-SIALON, AND LIGHT EMITTING DEVICE AND APPLICATIONS THEREOF
Publication number
20130120691
Publication date
May 16, 2013
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Hideyuki Emoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD OF PRODUCING B-SIALON, B-SIALON, AND PRODUCTS USING THE SAME
Publication number
20130106277
Publication date
May 2, 2013
DENKI KAGUKAU KABUSHIKI KASHA
Masayoshi Ichikawa
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
beta-SIALON, METHOD FOR MANUFACTURING THE SAME, AND LIGHT-EMITTING...
Publication number
20120313507
Publication date
Dec 13, 2012
KAGAKU KOGYO KABUSHIKI KAISHA
Hisayuki Hashimoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
BETA-SIALON FLUORESCENT MATERIAL, USES THEREOF, AND METHOD OF PRODU...
Publication number
20120305844
Publication date
Dec 6, 2012
Hideyuki Emoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD OF MANUFACTURING BETA-SIALON
Publication number
20120298919
Publication date
Nov 29, 2012
Go Takeda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...