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Chiba, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Lubricating oil additive composition and lubricating oil composition
Patent number
9,388,361
Issue date
Jul 12, 2016
Idemitsu Kosan Co., Ltd.
Izumi Terada
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Detergent-dispersant, additive composition for lubricant, and lubri...
Patent number
9,074,158
Issue date
Jul 7, 2015
IDEMITSU KOSAN CO., LTD.
Junya Iwasaki
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Detergent-dispersant, additive composition for lubricant, and lubri...
Patent number
8,853,139
Issue date
Oct 7, 2014
Idemitsu Kosan Co., Ltd.
Junya Iwasaki
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Lubricant for compression type refrigerating machine and refrigerat...
Patent number
8,486,871
Issue date
Jul 16, 2013
Idemitsu Kosan Co., Ltd.
Satoshi Nagao
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Lubricant for compression type refrigerating machine and refrigerat...
Patent number
7,927,503
Issue date
Apr 19, 2011
Idemitsu Kosan Co., Ltd.
Satoshi Nagao
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Succinimide compounds and use thereof
Patent number
6,906,191
Issue date
Jun 14, 2005
Idemitsu Kosan Co., Ltd.
Hiroaki Koshima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Lubricating oil for compression-type refrigerators
Patent number
5,908,818
Issue date
Jun 1, 1999
Idemitsu Kosan Co., Ltd.
Tatsuya Egawa
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Process for the production of 1-phenoxy-2-aminopropane
Patent number
5,420,352
Issue date
May 30, 1995
Idemitsu Kosan Co., Ltd.
Hidetoshi Koga
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing biguanide derivative
Patent number
5,286,905
Issue date
Feb 15, 1994
Idemitsu Kosan Company Limited
Kazufumi Nakamura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyridine derivatives and insecticide and miticide comprising said d...
Patent number
5,262,420
Issue date
Nov 16, 1993
Idemitsu Kosan Co., Ltd.
Izumi Terada
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing triazine compounds
Patent number
5,250,686
Issue date
Oct 5, 1993
Idemitsu Kosan Company Limited
Ryoichi Adachi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing 2-fluoroisobutyric acid ester
Patent number
5,175,345
Issue date
Dec 29, 1992
Idemitsu Kosan Company Limited
Izumi Terada
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
REFRIGERATION OIL, REFRIGERATOR COMPOSITION, AND REFRIGERATOR
Publication number
20180291247
Publication date
Oct 11, 2018
IDEMITSU KOSAN CO., LTD.
Tadashi KISEN
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
LUBRICATING OIL ADDITIVE COMPOSITION AND LUBRICATING OIL COMPOSITION
Publication number
20150080278
Publication date
Mar 19, 2015
IDEMITSU KOSAN CO., LTD.
Izumi Terada
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
DETERGENT-DISPERSANT, ADDITIVE COMPOSITION FOR LUBRICANT, AND LUBRI...
Publication number
20140296115
Publication date
Oct 2, 2014
Idemitsu Kosan Co., Ltd.
Junya IWASAKI
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
DETERGENT-DISPERSANT, ADDITIVE COMPOSITION FOR LUBRICANT, AND LUBRI...
Publication number
20130045904
Publication date
Feb 21, 2013
Junya Iwasaki
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
DETERGENT DISPERSANT AND LUBRICATING OIL COMPOSITION
Publication number
20120232287
Publication date
Sep 13, 2012
Idemitsu Kosan Co., Ltd.
Junya Iwasaki
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
DETERGENT-DISPERSANT, ADDITIVE COMPOSITION FOR LUBRICANT, AND LUBRI...
Publication number
20100184982
Publication date
Jul 22, 2010
Idemitsu Kosan Co., Ltd.
Junya Iwasaki
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
LUBRICANT FOR COMPRESSION TYPE REFRIGERATING MACHINE AND REFRIGERAT...
Publication number
20100139311
Publication date
Jun 10, 2010
IDEMITSU KOSAN CO., LTD.
Satoshi NAGAO
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
LUBRICANT FOR COMPRESSION TYPE REFRIGERATING MACHINE AND REFRIGERAT...
Publication number
20090000331
Publication date
Jan 1, 2009
Idemitsu Kosan Co., Ltd.
Satoshi NAGAO
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
POLYVINYL ETHER COMPOUND
Publication number
20080108850
Publication date
May 8, 2008
IDEMITSU KOSAN CO., LTD.
Satoshi NAGAO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Lubricating oil additive and lubricating oil composition
Publication number
20070042918
Publication date
Feb 22, 2007
Idemitsu Kosan Co., Ltd.
Shinichi Yanagi
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
Lubricating oil additive composition for internal combustion engine
Publication number
20050181957
Publication date
Aug 18, 2005
Hiroaki Koshima
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SULFUR-CONTAINING ORGANOPHOSPHORUS COMPOUNDS
Publication number
20020010102
Publication date
Jan 24, 2002
HIROAKI KOSHIMA
C07 - ORGANIC CHEMISTRY