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Chiba, JP
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last 30 patents
Information
Patent Grant
Magnetic recording medium, fluorine-containing ether compound and l...
Patent number
11,661,478
Issue date
May 30, 2023
Showa Denko K.K.
Takuya Minami
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Fluorine-containing ether compound, lubricant for magnetic recordin...
Patent number
11,555,005
Issue date
Jan 17, 2023
Showa Denko K.K.
Naoya Fukumoto
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Lubricant for magnetic recording medium, and method for producing m...
Patent number
11,514,945
Issue date
Nov 29, 2022
Showa Denko K.K.
Hiroyuki Tomita
G11 - INFORMATION STORAGE
Information
Patent Grant
Fluorine-containing ether compound, lubricant for magnetic recordin...
Patent number
11,332,686
Issue date
May 17, 2022
Showa Denko K.K.
Naoya Fukumoto
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Fluorine-containing ether compound, lubricant for magnetic recordin...
Patent number
11,292,979
Issue date
Apr 5, 2022
Showa Denko K.K.
Yuta Yamaguchi
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Fluorine-containing ether compound, lubricant for magnetic recordin...
Patent number
11,279,664
Issue date
Mar 22, 2022
Showa Denko K.K.
Daisuke Yagyu
G11 - INFORMATION STORAGE
Information
Patent Grant
Gel composition
Patent number
11,160,744
Issue date
Nov 2, 2021
Showa Denko K.K.
Natsuno Mishina
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Fluorine-containing ether compound, lubricant for magnetic recordin...
Patent number
11,011,200
Issue date
May 18, 2021
Showa Denko K.K.
Shoko Uetake
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Skin external preparation and method of producing same
Patent number
9,180,079
Issue date
Nov 10, 2015
Showa Denko K.K.
Naoko Ito
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Information monitoring apparatus and information monitoring method
Patent number
9,183,408
Issue date
Nov 10, 2015
NEC Corporation
Naoko Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Anonymization device
Patent number
9,076,010
Issue date
Jul 7, 2015
NEC Corporation
Yuki Toyoda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reproduction rule evaluation device, reproduction rule evaluation m...
Patent number
8,667,598
Issue date
Mar 4, 2014
NEC Corporation
Takao Takenouchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Presence system and information processing equipment, dynamic buddy...
Patent number
8,458,272
Issue date
Jun 4, 2013
NEC Corporation
Naoko Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication device, device for determining possibility of discrim...
Patent number
8,391,181
Issue date
Mar 5, 2013
NEC Corporation
Takao Takenouchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication terminal device, communication system, relaying-devic...
Patent number
8,284,710
Issue date
Oct 9, 2012
NEC Corporation
Takao Takenouchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Emulsion composition
Patent number
8,242,169
Issue date
Aug 14, 2012
Showa Denko K.K.
Tadashi Yoneda
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Presence system and information processing equipment, dynamic buddy...
Patent number
7,953,811
Issue date
May 31, 2011
NEC Corporation
Naoko Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Presence information providing system, and method and server thereof
Patent number
7,953,821
Issue date
May 31, 2011
NEC Corporation
Yoshihiro Ono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Presence system and information processing equipment, dynamic buddy...
Patent number
7,844,667
Issue date
Nov 30, 2010
NEC Corporation
Naoko Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
List management server for managing updating of list by third-party...
Patent number
7,814,120
Issue date
Oct 12, 2010
NEC Corporation
Natsuko Tsutazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light emitting material and organic light-emitting device
Patent number
7,763,365
Issue date
Jul 27, 2010
Showa Denko K.K.
Masataka Takeuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Group communication system based on presence information and client...
Patent number
7,752,273
Issue date
Jul 6, 2010
NEC Corporation
Naoko Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Light emitting material and organic light-emitting device
Patent number
7,736,757
Issue date
Jun 15, 2010
Showa Denko K.K.
Masataka Takeuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Display device, display method, and computer product
Patent number
7,671,852
Issue date
Mar 2, 2010
Pioneer Corporation
Takayuki Kasuya
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Light emitting material and organic light-emitting device
Patent number
7,635,527
Issue date
Dec 22, 2009
Showa Denko K.K.
Masataka Takeuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Light emitting material and organic light-emitting device
Patent number
7,396,598
Issue date
Jul 8, 2008
Showa Denko K.K.
Masataka Takeuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Phosphorescent compound, a phosphorescent composition and an organi...
Patent number
7,250,226
Issue date
Jul 31, 2007
Nippon Hoso Kyokai
Shizuo Tokito
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Light-emitting material and organic light-emitting device
Patent number
7,223,483
Issue date
May 29, 2007
Showa Denko K.K.
Koro Shirane
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Communication agent apparatus
Patent number
7,224,973
Issue date
May 29, 2007
NEC Corporation
Natsuko Tsutazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Document conversion using an intermediate computer which retrieves...
Patent number
6,848,079
Issue date
Jan 25, 2005
NEC Corporation
Naoko Ito
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
WATER-IN-OIL EMULSION COMPOSITION
Publication number
20220280396
Publication date
Sep 8, 2022
SHOWA DENKO K.K.
Go FUKADA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
TITANIUM OXIDE POWDER, AND DISPERSION AND COSMETICS USING SAME
Publication number
20220267164
Publication date
Aug 25, 2022
Sumitomo Osaka Cement Co., Ltd.
Teppei YAKUBO
C01 - INORGANIC CHEMISTRY
Information
Patent Application
OIL-IN-WATER-TYPE SKIN EXTERNAL AGENT
Publication number
20210401681
Publication date
Dec 30, 2021
SHOWA DENKO K.K.
Natsuno MISHINA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
TITANIUM OXIDE POWDER, AND COSMETIC AND DISPERSION USING THE SAME
Publication number
20210395103
Publication date
Dec 23, 2021
Sumitomo Osaka Cement Co., Ltd.
Teppei YAKUBO
C01 - INORGANIC CHEMISTRY
Information
Patent Application
FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDIN...
Publication number
20210340457
Publication date
Nov 4, 2021
SHOWA DENKO K.K.
Naoya FUKUMOTO
G11 - INFORMATION STORAGE
Information
Patent Application
TITANIUM OXIDE POWDER, AND DISPERSION LIQUID AND COSMETIC USING SAI...
Publication number
20210061669
Publication date
Mar 4, 2021
Sumitomo Osaka Cement Co., Ltd.
Teppei YAKUBO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
GEL COMPOSITION
Publication number
20200323759
Publication date
Oct 15, 2020
SHOWA DENKO K.K.
Natsuno MISHINA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
FLUORINE- CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDI...
Publication number
20200263104
Publication date
Aug 20, 2020
SHOWA DENKO K.K.
Yuta YAMAGUCHI
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC RECORDING MEDIUM, FLUORINE-CONTAINING ETHER COMPOUND AND L...
Publication number
20200010619
Publication date
Jan 9, 2020
SHOWA DENKO K.K.
Takuya MINAMI
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND METHOD FOR PRODUCING M...
Publication number
20200005824
Publication date
Jan 2, 2020
SHOWA DENKO K.K.
Hiroyuki TOMITA
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDIN...
Publication number
20200002258
Publication date
Jan 2, 2020
SHOWA DENKO K.K.
Naoya FUKUMOTO
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDIN...
Publication number
20190084911
Publication date
Mar 21, 2019
SHOWA DENKO K.K.
Daisuke YAGYU
G11 - INFORMATION STORAGE
Information
Patent Application
FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDIN...
Publication number
20180009773
Publication date
Jan 11, 2018
SHOWA DENKO K.K.
Shoko UETAKE
G11 - INFORMATION STORAGE
Information
Patent Application
ANONYMIZATION DEVICE
Publication number
20140380498
Publication date
Dec 25, 2014
NEC Corporation
Yuki Toyoda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ANONYMIZATION DEVICE AND ANONYMIZATION METHOD
Publication number
20140201847
Publication date
Jul 17, 2014
NEC Corporation
Naoko Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
EXTERNAL SKIN PREPARATION AND PRODUCTION METHOD OF SAME
Publication number
20140023604
Publication date
Jan 23, 2014
Showa Denko K.K.
Naoko Ito
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
INFORMATION MONITORING APPARATUS AND INFORMATION MONITORING METHOD
Publication number
20140013442
Publication date
Jan 9, 2014
NEC Corporation
Naoko Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SKIN EXTERNAL PREPARATION AND METHOD OF PRODUCING SAME
Publication number
20130287718
Publication date
Oct 31, 2013
Showa Denko K.K.
Naoko Ito
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ANONYMIZING APPARATUS AND ANONYMIZING METHOD
Publication number
20130291128
Publication date
Oct 31, 2013
NEC Corporation
Naoko Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PRESENCE SYSTEM AND INFORMATION PROCESSING EQUIPMENT, DYNAMIC BUDDY...
Publication number
20110078271
Publication date
Mar 31, 2011
NEC Corporation
Naoko Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION TERMINAL DEVICE, DEVICE FOR DETERMINING POSSIBILITY O...
Publication number
20100316047
Publication date
Dec 16, 2010
Takao Takenouchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION TERMINAL DEVICE, COMMUNICATION SYSTEM, RELAYING-DEVIC...
Publication number
20100296435
Publication date
Nov 25, 2010
Takao Takenouchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
EMULSIFIED SKIN EXTERNAL PREPARATION AND METHOD FOR STABILIZING THE...
Publication number
20100152134
Publication date
Jun 17, 2010
SHOWA DENKO K.K.
Tadashi Yoneda
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
EMULSIFIED SKIN EXTERNAL PREPARATION AND METHOD FOR STABILIZING THE...
Publication number
20100152139
Publication date
Jun 17, 2010
SHOWA DENKO K.K.
Tadashi Yoneda
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
REPRODUCTION RULE EVALUATION DEVICE, REPRODUCTION RULE EVALUATION M...
Publication number
20100146632
Publication date
Jun 10, 2010
Takao Takenouchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
EMULSION COMPOSITION
Publication number
20090252773
Publication date
Oct 8, 2009
SHOWA DENKO K.K.
Tadashi Yoneda
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PRESENCE SYSTEM AND INFORMATION PROCESSING EQUIPMENT, DYNAMIC BUDDY...
Publication number
20090138566
Publication date
May 28, 2009
NEC Corporation
Naoko Ito
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Oil-in-Water Emulsified Composition, and External Preparation for S...
Publication number
20080311234
Publication date
Dec 18, 2008
Tadashi Yoneda
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
LIGHT EMITTING MATERIAL AND ORGANIC LIGHT-EMITTING DEVICE
Publication number
20080290793
Publication date
Nov 27, 2008
Showa Denko K.K.
Masataka Takeuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
LIGHT EMITTING MATERIAL AND ORGANIC LIGHT-EMITTING DEVICE
Publication number
20080290792
Publication date
Nov 27, 2008
Showa Denko K.K.
Masataka TAKEUCHI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...