Patents by Inventor Hideki Kamano
Hideki Kamano has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20120135904Abstract: A lubricant oil composition which is excellent in wear resistance, high temperature detergency and base number retaining property, despite its low phosphorus content, low sulfur content and low sulfuric acid ash content, is provided at a low cost by compounding a sulfonamide compound having a specific structure in a base oil.Type: ApplicationFiled: June 7, 2010Publication date: May 31, 2012Applicant: Idemitsu Kosan Co., Ltd.Inventor: Hideki Kamano
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Publication number: 20120090568Abstract: A lubricating oil composition used in an internal combustion engine is provided. The internal combusting engine uses a fuel that contains at least one fat and oil selected from a group consisting of natural fat and oil, hydrotreated natural fat and oil, transesterified natural fat, and oil and hydrotreated transesterified natural fat and oil. The lubricating oil composition includes: base oil of lubricating oil; a component (A) containing a boron derivative of an alkyl or alkenyl-substituted succinimide compound having a number average molecular weight of 200 to 5000; and a component (B) containing an alkaline earth metal-based detergent. The component (A) is contained by 0.01 to 0.2 mass % in terms of boron of a total amount of the composition while the component (B) is contained by 0.35 mass % or less in terms of the alkaline earth metal of the total amount of the composition.Type: ApplicationFiled: December 22, 2011Publication date: April 19, 2012Applicant: IDEMITSU KOSAN CO.,LTD.Inventors: Kazuhiro TESHIMA, Hideki KAMANO
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Patent number: 8071515Abstract: Provided is a lubricating oil composition comprising a base oil for a lubricating oil, (A) a fatty acid partial ester compound, 0.5 to 1.5% by mass of (B) (b1) an aliphatic amine compound and/or (b2) an acid amide compound, 0.01 to 0.1% by mass of (C) a specific benzotriazole derivative and a specific amount of (D) a specific succinimide compound. It is a lubricating oil composition of an environmental regulation compliant type which is used for internal combustion engines such as gasoline engines, diesel engines, engines using dimethyl ether for fuel, gas engines and the like, which does not contain Mo base friction reducing agents and is reduced in ash, phosphorus and sulfur and in which a friction reducing effect, an oxidation stability and a corrosion inhibiting effect are enhanced.Type: GrantFiled: September 27, 2007Date of Patent: December 6, 2011Assignee: Idemitsu Kosan Co., Ltd.Inventors: Hideki Kamano, Kazuhiro Teshima
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Publication number: 20110239972Abstract: The present invention provides a lubricating oil composition capable of achieving a lubricating property, a thermal stability, an oxidation stability, an anti-discoloring property and an anti-varnishing performance with a higher level by compounding a phosphorus compound having a specific structure in a base oil, as well as a lubricating oil composition for internal combustion engines which is excellent in wear resistance, high-temperature detergency and base number retention property although it has a low phosphorus content, a low sulfur content and a low sulfated ash content.Type: ApplicationFiled: September 18, 2009Publication date: October 6, 2011Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Hideki Kamano, Junichi Yagi, Hideto Kamimura
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Publication number: 20110152145Abstract: Provided are an anti-wear agent comprising a heterocylclic compound having a heterocyclic skeleton derived from a compound selected from pyridines, pyrroles, pyrimidines, pyrazoles, pyridazines, imidazoles, pyrazines, triazines, triazoles, tetrazoles, oxazoles, oxadiazoles, thiazoles, thiadiazoles, furans, dioxanes, pyrans, and thiophenes and/or comprising a reaction product of the heterocyclic compound and a compound selected from a boron compound, a molybdenum compound, and a silicon compound, which is an anti-wear agent for a lubricating oil excellent in wear resistance, friction-reducing property, and base number-retaining property, and a lubricating oil composition comprising the anti-wear agent.Type: ApplicationFiled: June 30, 2008Publication date: June 23, 2011Applicant: Idemitsu Kosan Co., Ltd.Inventors: Hideki Kamano, Hiroaki Koshima
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Patent number: 7960318Abstract: The present invention provides a lubricating oil composition comprising a lube base oil comprising a mineral oil and/or a synthetic oil; (A) an alkenylsuccinimide or an alkylsuccinimide and/or a boron-containing derivative thereof in an amount of 0.01 to 0.14% by mass based on the composition in terms of the nitrogen content as an ashless dispersant, wherein an alkenylsuccic acid monoimide or an alkylsuccinic acid monoimide and/or a boron-containing derivative thereof in the ashless dispersant is 0.05% by mass or less in terms of nitrogen content; and (B) a dialkyldiphenylamine compound in an amount of 0.3 to 5.0% by mass and a hindered phenol compound in an amount of 0 to 2.5% by mass based on the composition as an antioxidant, and (C) a sulfated ash of the lubricating oil composition is 1.2% by mass or less.Type: GrantFiled: December 21, 2005Date of Patent: June 14, 2011Assignee: Idemitsu Kosan Co., Ltd.Inventors: Hideki Kamano, Motoharu Ishikawa, Kazuhiro Teshima
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Publication number: 20100249000Abstract: Provided is a lubricating oil composition, which is used in an internal combustion engine employing a fuel containing at least one kind selected from a hydrogenated product of natural fats and oils, a transesterification product of natural fats and oils, and a hydrogenated product of a transesterification product of natural fats and oils, which includes an alkali metal borate or a hydrate thereof in an alkali metal-corresponding amount of 10 to 1,000 ppm by mass in terms of total amount of the lubricating oil composition, and which can satisfactorily exhibit cleanness even in the case where the above-mentioned fuel is mixed therein or the case where ash content thereof is low.Type: ApplicationFiled: September 22, 2008Publication date: September 30, 2010Applicant: Idemitsu Kosan Co., LtdInventor: Hideki Kamano
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Publication number: 20100234254Abstract: Provided is an additive for lubricating oils which enhances frictional characteristics of slide parts in internal combustion engines and driving system transmission engines and which exhibit an excellent fuel consumption reducing effect. The above additive for lubricating oils comprises a heterocyclic compound having a heterocyclic skeleton originating in a compound selected from pyridines, pyrroles, pyrimidines, pyrazoles, pyridazines, indazoles, pyrazines, triazines, triazoles, tetrazoles, oxazoles, oxadiazoles, thiazoles, thiadiazoles, furans, dioxanes, pyrans and thiophenes. A lubricating oil composition containing the above additive for lubricating oils is effectively used for various low friction slide members, antifriction bearings and slide bearings.Type: ApplicationFiled: March 16, 2007Publication date: September 16, 2010Applicant: Idemitsu Kosan Co., Ltd.Inventors: Hiroaki Koshima, Hideki Kamano
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Publication number: 20100137172Abstract: A lubricating oil composition according to the present invention is used in an internal combustion engine. The internal combustion engine uses a fuel that contains at least one fat and oil selected from a group consisting of natural fat and oil, hydrotreated natural fat and oil, transesterified natural fat and oil and hydrotreated transesterified natural fat and oil. The lubricating oil composition contains a component (A) that is an alkaline earth metal-based detergent. The component (A) is contained by a content of more than 0.35 mass % and 2 mass % or less of the total amount of the composition in terms of alkaline earth metal.Type: ApplicationFiled: March 24, 2008Publication date: June 3, 2010Applicant: Idemitsu Kosan Co., Ltd.Inventor: Hideki Kamano
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Publication number: 20100113313Abstract: A lubricating oil composition used in an internal combustion engine is provided. The internal combusting engine uses a fuel that contains at least one fat and oil selected from a group consisting of natural fat and oil, hydrotreated natural fat and oil, transesterified natural fat, and oil and hydrotreated transesterified natural fat and oil. The lubricating oil composition includes: base oil of lubricating oil; a component (A) containing a boron derivative of an alkyl or alkenyl-substituted succinimide compound having a number average molecular weight of 200 to 5000; and a component (B) containing an alkaline earth metal-based detergent. The component (A) is contained by 0.01 to 0.2 mass % in terms of boron of a total amount of the composition while the component (B) is contained by 0.35 mass % or less in terms of the alkaline earth metal of the total amount of the composition.Type: ApplicationFiled: March 24, 2008Publication date: May 6, 2010Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Kazuhiro Teshima, Hideki Kamano
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Publication number: 20100029520Abstract: Provided is a lubricating oil composition of an environmental regulation compliant type, comprising (A) a base oil for a lubricating oil, (B) sulfated oxymolybdenum dithiocarbamate, (C) an acid amide compound, (D) (d1) a fatty acid partial ester compound and/or (d2) an aliphatic amine compound and (E) a specific benzotriazole derivative, wherein a content of the component (B) is 0.02 to 0.1% by mass in terms of molybdenum; a content of the component (C) is 0.2 to 1.0 % by mass; a content of the component (D) is 0.2 to 1.0% by mass; and a content of the component (E) is 0.02 to 0.1% by mass each based on the whole amount of the composition, and it has an excellent friction reducing effect in combination with a high corrosion preventing effect to copper and lead.Type: ApplicationFiled: October 19, 2007Publication date: February 4, 2010Applicant: IDEMITSU KOSAN CO., LTD.Inventor: Hideki Kamano
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Publication number: 20100009876Abstract: Provided is a lubricating oil composition comprising a base oil for a lubricating oil, (A) a fatty acid partial ester compound, 0.5 to 1.5% by mass of (B) (b1) an aliphatic amine compound and/or (b2) an acid amide compound, 0.01 to 0.1% by mass of (C) a specific benzotriazole derivative and a specific amount of (D) a specific succinimide compound. It is a lubricating oil composition of an environmental regulation compliant type which is used for internal combustion engines such as gasoline engines, diesel engines, engines using dimethyl ether for fuel, gas engines and the like, which does not contain Mo base friction reducing agents and is reduced in ash, phosphorus and sulfur and in which a friction reducing effect, an oxidation stability and a corrosion inhibiting effect are enhanced.Type: ApplicationFiled: September 27, 2007Publication date: January 14, 2010Applicant: IDEMITSU KOSAN CO., LTDInventors: Hideki Kamano, Kazuhiro Teshima
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Publication number: 20090203561Abstract: A lubricating oil composition for internal combustion engines, containing a base oil, (A) at least one compound selected from disulfide compounds represented by the following general formula (I): R1OOC-A1-S—S-A2-COOR2??(I) and disulfide compounds represented by the following general formula (II): R7OOC—CR9R10—CR11(COOR8)—S—S—CR16(COOR13)—CR14R15—COOR12??(II), (B) an organomolybdenum compound, and (C) a phenol-based antioxidant and/or an amine-based antioxidant. The lubricating oil composition is a low ash, low phosphorus lubricating oil composition which is used for internal combustion engines such as gasoline engines, diesel engines and gas engines, which has improved oxidation stability and friction reducing effect, and which complies with environmental regulations.Type: ApplicationFiled: September 3, 2007Publication date: August 13, 2009Applicant: IDEMITSU KOSAN CO., LTD.Inventor: Hideki Kamano
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Publication number: 20080020953Abstract: The present invention provides a lubricating oil composition comprising a lube base oil comprising a mineral oil and/or a synthetic oil; (A) an alkenylsuccinimide or an alkylsuccinimide and/or a boron-containing derivative thereof in an amount of 0.01 to 0.14% by mass based on the composition in terms of the nitrogen content as an ashless dispersant, wherein an alkenylsuccic acid monoimide or an alkylsuccinic acid monoimide and/or a boron-containing derivative thereof in the ashless dispersant is 0.05% by mass or less in terms of nitrogen content; and (B) a dialkyldiphenylamine compound in an amount of 0.3 to 5.0% by mass and a hindered phenol compound in an amount of 0 to 2.5% by mass based on the composition as an antioxidant, and (C) a sulfated ash of the lubricating oil composition is 1.2% by mass or less.Type: ApplicationFiled: December 21, 2005Publication date: January 24, 2008Applicant: Idemitsu Kosan Co., Ltd.Inventors: Hideki Kamano, Motoharu Ishikawa, Kazuhiro Teshima
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Publication number: 20050181957Abstract: The invention provides a lubricating oil additive for internal combustion engines which additive enables to prepare a lubricating oil composition for internal combustion engines having an enhanced base number without impairing the performance of an exhaust gas treatment apparatus such as a PM trap or an oxidation catalyst member; a lubricating oil additive composition for internal combustion engines; and a lubricating oil composition for internal combustion engines containing the lubricating oil additive composition.Type: ApplicationFiled: May 30, 2003Publication date: August 18, 2005Inventors: Hiroaki Koshima, Izumi Terada, Tadashi Katafuchi, Hideki Kamano
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Patent number: 6159904Abstract: Pyrazole derivatives of the general formula (I) or salts thereof, ##STR1## wherein each symbols are as defined in the specification, herbicides containing the above compounds as active ingredients, and aromatic carboxylic acid derivatives or salts thereof suitable as intermediates for the production of the above pyrazole derivatives.The above pyrazole derivatives or salts thereof, provided by the present invention, cause no phytotoxicity on upland field crops such as corn, etc., and can selectively control a broad range of upland weeds such as grass weeds and broad-leaved weeds at a low dosage in pre-emergence treatment and in post-emergence treatment.Type: GrantFiled: March 26, 1999Date of Patent: December 12, 2000Assignee: Idemitsu Kosan Co., Ltd.Inventors: Masashi Sakamoto, Hideki Kamano, Hiroshi Yamamoto, Hidetsugu Ikeda
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Patent number: 6037312Abstract: Isoxazole derivatives of the formula (I), ##STR1## and herbicides containing the above isoxazole derivatives as active ingredients, which can selectively control grass weeds and broad-leaved weeds simultaneously at a low dosage as a single herbicide, without causing phytotoxicity on corn, sorgo, cotton, wheat and barley.Type: GrantFiled: February 3, 1999Date of Patent: March 14, 2000Assignee: Idemitsu Kosan Co., Ltd.Inventors: Yoriyuki Takashima, Hideki Kamano, Masashi Sakamoto
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Patent number: 5981439Abstract: The present invention relates to cyclohexanedione derivatives or salts thereof and herbicides containing the cyclohexanedione derivatives and/or salts thereof as active ingredients, the cyclohexanedione derivatives having the general formula (I). ##STR1## The cyclohexanedione derivatives or the salts thereof can selectively control a broad range of upland soil weeds at a low dosage without causing phytotoxicity on crops cultivated in upland fields such as corn, in both upland pre-emergence and post-emergence treatments.Type: GrantFiled: February 9, 1998Date of Patent: November 9, 1999Assignee: Idemitsu Kosan Co., Ltd.Inventors: Hideki Kamano, Ichiro Nasuno, Hiroshi Yamamoto, Kazuyoshi Koike
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Patent number: 5801121Abstract: Cyclohexanedione derivatives which can selectively control a broad range of upland soil weeds at a low dosage without causing phytotoxicity on crops cultivated in upland fields such as corn or salts thereof, and herbicides containing the cyclohexanedione derivatives and/or salts thereof as active ingredients, the cyclohexanedione derivatives having the general formula (I), ##STR1## wherein symbols are as defined in the specification.Type: GrantFiled: June 16, 1997Date of Patent: September 1, 1998Assignee: Idemitsu Kosan Co., Ltd.Inventors: Hideki Kamano, Ichiro Nasuno, Hiroshi Yamamoto, Kazuyoshi Koike