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Kazushi TAMURA
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Kawasaki-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Lubricant composition for transmission, production method thereof,...
Patent number
11,820,954
Issue date
Nov 21, 2023
Idemitsu Kosan Co., Ltd.
Kazushi Tamura
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Lubricating oil composition
Patent number
11,572,525
Issue date
Feb 7, 2023
Idemitsu Kosan Co., Ltd.
Kazushi Tamura
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Lubricating oil composition for engine equipped with supercharging...
Patent number
10,865,360
Issue date
Dec 15, 2020
Idemitsu Kosan Co., Ltd.
Toshimasa Utaka
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Lubricant composition for gasoline engine and method for producing...
Patent number
10,781,395
Issue date
Sep 22, 2020
Idemitsu Kosan Co., Ltd.
Kazushi Tamura
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Lubricating oil composition and method for manufacturing said lubri...
Patent number
10,584,302
Issue date
Mar 10, 2020
Idemitsu Kosan Co., Ltd.
Kazushi Tamura
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Lubricating oil composition and method for reducing friction in int...
Patent number
10,155,915
Issue date
Dec 18, 2018
Idemitsu Kosan Co., Ltd.
Kazushi Tamura
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Patents Applications
last 30 patents
Information
Patent Application
LUBRICATING OIL COMPOSITION
Publication number
20220025292
Publication date
Jan 27, 2022
IDEMITSU KOSAN CO.,LTD.
Kazushi TAMURA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
LUBRICATING OIL COMPOSITION
Publication number
20210395636
Publication date
Dec 23, 2021
IDEMITSU KOSAN CO., LTD.
Kazushi TAMURA
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
LUBRICATING OIL BASE OIL, LUBRICATING OIL COMPOSITION, AND METHOD F...
Publication number
20210355404
Publication date
Nov 18, 2021
IDEMITSU KOSAN CO.,LTD.
Kazushi TAMURA
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
LUBRICANT COMPOSITION FOR GASOLINE ENGINE AND METHOD FOR PRODUCING...
Publication number
20190169526
Publication date
Jun 6, 2019
IDEMITSU KOSAN CO., LTD.
Kazushi TAMURA
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
LUBRICATING OIL COMPOSITION FOR ENGINE EQUIPPED WITH SUPERCHARGING...
Publication number
20190100713
Publication date
Apr 4, 2019
IDEMITSU KOSAN CO., LTD.
Toshimasa UTAKA
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
LUBRICANT OIL COMPOSITION FOR SPARK IGNITION TYPE INTERNAL COMBUSTI...
Publication number
20180072961
Publication date
Mar 15, 2018
Idemitsu Kosan Co., Ltd.
Toshimasa UTAKA
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
LUBRICATING OIL COMPOSITION AND METHOD FOR MANUFACTURING SAID LUBRI...
Publication number
20170298287
Publication date
Oct 19, 2017
IDEMITSU KOSAN CO., LTD.
Kazushi TAMURA
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
LUBRICANT COMPOSITION FOR GASOLINE ENGINE AND METHOD FOR PRODUCING...
Publication number
20170204348
Publication date
Jul 20, 2017
Idemitsu Kosan Co., Ltd.
Kazushi TAMURA
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
LUBRICATING OIL COMPOSITION AND METHOD FOR PRODUCING SAME
Publication number
20170158982
Publication date
Jun 8, 2017
IDEMITSU KOSAN CO., LTD.
Kazushi TAMURA
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
LUBRICATING OIL COMPOSITION AND METHOD FOR REDUCING FRICTION IN INT...
Publication number
20170130158
Publication date
May 11, 2017
IDEMITSU KOSAN CO., LTD.
Kazushi TAMURA
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
LUBRICANT OIL COMPOSITION AND INTERNAL-COMBUSTION-ENGINE FRICTION R...
Publication number
20170121626
Publication date
May 4, 2017
IDEMITSU KOSAN CO., LTD.
Ikuko NAKAYA
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
LUBRICANT OIL COMPOSITION
Publication number
20160369201
Publication date
Dec 22, 2016
Idemitsu Kosan Co., Ltd.
Moritsugu KASAI
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
LUBRICATING OIL COMPOSITION FOR SPARK-IGNITION INTERNAL COMBUSTION...
Publication number
20160304802
Publication date
Oct 20, 2016
Idemitsu Kosan Co., Ltd.
Kazushi TAMURA
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...