Patents by Inventor Jun Asano
Jun Asano 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: 20240110848Abstract: A misfire determination apparatus for an internal combustion engine including a rotational speed detector detecting a rotational speed of an engine and a microprocessor. The microprocessor is configured to perform calculating a misfire parameter having a correlation with a change amount of the rotational speed in a combustion stroke of each of a plurality of cylinders and increasing as an increase amount of the rotational speed is large based on the rotational speed detected by the rotational speed detector, and determining that a single-cylinder misfire has occurred when the misfire parameter is less than a first predetermined value, while determining that the single-cylinder misfire or a multi-cylinder misfire has occurred when the misfire parameter is less than a second predetermined value greater than the first predetermined value.Type: ApplicationFiled: September 26, 2023Publication date: April 4, 2024Inventors: Nobukazu Asano, Jun Iida, Satoshi Kozuka, Atsuhiro Miyauchi, Hayato Watanabe
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Patent number: 11505221Abstract: A floating caliper brake device for a railroad vehicle includes: a support pin that is supported by a cylindrical portion of a support frame in such a manner as to be slidable in a direction X; a caliper; a first and second brake shoe; a pressurizing device that moves the first brake shoe back and forth; an elastic member that is expandable and contractible in the direction X; a stopper member that is immovable relatively to the cylindrical portion in the direction X; and a moving member that is frictionally engaged with the support pin so as to be slidable in the direction X.Type: GrantFiled: May 22, 2018Date of Patent: November 22, 2022Assignees: NIPPON STEEL CORPORATION, CENTRAL JAPAN RAILWAY COMPANYInventors: Kousuke Sakaguchi, Kazuaki Fujita, Masanori Sawada, Hironori Yokota, Tomohiro Otsuka, Jun Asano, Masashi Sekiya, Seiji Kanamori
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Patent number: 10670094Abstract: A brake lining includes friction structures, back boards fastened to respective the friction structures, a base plate supporting the friction structures. Each of the friction structures includes two adjacent friction portions with a groove formed in the front surface in between, and a thin portion with a smaller thickness than thicknesses of the friction portions, the thin portion located in a position corresponding to the groove. Each of the friction structures is supported by the base plate on two support points located in the two friction portions respectively. The thin portion has a constant length, the length being equal to a maximum width of the friction portions and satisfying a condition that L/D is equal to or greater than 1.1, where D denotes the length of the thin portion and L denotes a distance between the two support points located in the friction portions.Type: GrantFiled: October 19, 2016Date of Patent: June 2, 2020Assignees: NIPPON STEEL CORPORATION, CENTRAL JAPAN RAILWAY COMPANYInventors: Takahiro Fujimoto, Atsushi Sakaguchi, Naruo Miyabe, Tomohiro Otsuka, Seiji Kanamori, Jun Asano
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Publication number: 20200086897Abstract: A floating caliper brake device for a railroad vehicle 100 includes: a support frame 1 that has a cylindrical portion 1a; a support pin 2 that is supported by the cylindrical portion 1a in such a manner as to be slidable in a direction X; a caliper 3 that includes a first arm portion 3a and a second arm portion 3b; a first brake shoe 4; a second brake shoe 5 that is opposite to the first brake shoe 4; a pressurizing device 6 that moves the first brake shoe 4 back and forth; an elastic member 7 that is expandable and contractible in the direction X; a stopper member 8 that is immovable relatively to the cylindrical portion 1a in the direction X; and a moving member 9 that is frictionally engaged with the support pin 2 in such a manner as to be slidable in the direction X, wherein end portions on an L side of the elastic member 7 and the stopper member 8 are each supported by the cylindrical portion 1a, at least a portion of an end portion on an R side of the stopper member 8 overlaps the moving member 9 when vType: ApplicationFiled: May 22, 2018Publication date: March 19, 2020Applicants: NIPPON STEEL CORPORATION, CENTRAL JAPAN RAILWAY COMPANYInventors: Kousuke SAKAGUCHI, Kazuaki FUJITA, Masanori SAWADA, Hironori YOKOTA, Tomohiro OTSUKA, Jun ASANO, Masashi SEKIYA, Seiji KANAMORI
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Publication number: 20180259018Abstract: A brake lining includes friction structures, back boards fastened to respective the friction structures, a base plate supporting the friction structures. Each of the friction structures includes two adjacent friction portions with a groove formed in the front surface in between, and a thin portion with a smaller thickness than thicknesses of the friction portions, the thin portion located in a position corresponding to the groove. Each of the friction structures is supported by the base plate on two support points located in the two friction portions respectively. The thin portion has a constant length, the length being equal to a maximum width of the friction portions and satisfying a condition that L/D is equal to or greater than 1.1, where D denotes the length of the thin portion and L denotes a distance between the two support points located in the friction portions.Type: ApplicationFiled: October 19, 2016Publication date: September 13, 2018Inventors: Takahiro FUJIMOTO, Atsushi SAKAGUCHI, Naruo MIYABE, Tomohiro OTSUKA, Seiji KANAMORI, Jun ASANO
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Patent number: 7361783Abstract: The invention provides novel (2S)-2-ethylphenylpropanoic acid derivatives that bind to the receptor as ligands of human peroxisome proliferator-activated receptor (PPAR) ? to activate and exhibit lipid-lowering effect, inhibitory effect on the arteriosclerosis, antiobesity effect, blood glucose-lowering effect, etc., their addition salts, and their medicinal compositions. (2S)-2-Ethylphenylpropanoic acid derivatives represented by a general formula (1) [wherein R1 denotes a halogen atom or trifluoromethyl group, R2 denotes a hydrogen atom, halogen atom or trifluoromethyl group, and, when R2 denotes a hydrogen atom, R3 denotes a halogen atom or trifluoromethyl group and, when R2 denotes a halogen atom or trifluoromethyl group, R3 denotes a hydrogen atom, halogen atom or trifluoromethyl group], and their addition salts.Type: GrantFiled: May 26, 2003Date of Patent: April 22, 2008Assignee: Kyorin Pharmaceutical Co., Ltd.Inventors: Jun Asano, Shigeki Isogai, Wataru Hori
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Publication number: 20060084702Abstract: The invention provides novel (2S)-2-ethylphenylpropanoic acid derivatives that bind to the receptor as ligands of human peroxisome proliferator-activated receptor (PPAR) ? to activate and exhibit lipid-lowering effect, inhibitory effect on the arteriosclerosis, antiobesity effect, blood glucose-lowering effect, etc., their addition salts, and their medicinal compositions. (2S)-2-Ethylphenylpropanoic acid derivatives represented by a general formula (1) [wherein R1 denotes a halogen atom or trifluoromethyl group, R2 denotes a hydrogen atom, halogen atom or trifluoromethyl group, and, when R2 denotes a hydrogen atom, R3 denotes a halogen atom or trifluoromethyl group and, when R2 denotes a halogen atom or trifluoromethyl group, R3 denotes a hydrogen atom, halogen atom or trifluoromethyl group], and their addition salts.Type: ApplicationFiled: May 26, 2003Publication date: April 20, 2006Inventors: Jun Asano, Shigeki Isogai, Wataru Hori
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Publication number: 20040198127Abstract: A non-woven fabric of the present invention is composed primarily of entangled fluoropolymer fibers. In addition, the non-woven fabric of the present invention may be pressure and heat treated, or may be subject to elongation. This provides the non-woven fabric with superior mechanical characteristics.Type: ApplicationFiled: December 18, 2003Publication date: October 7, 2004Inventors: Seigo Yamamoto, Katsutoshi Yamamoto, Jun Asano, Shinichi Chaen, Tomohisa Konishi
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Publication number: 20040022012Abstract: This electrical insulating board 1 comprises a cloth substrate 3 and web layers 5. The web layers 5 made of fluororesin fibers and are stacked on both sides of the cloth substrate 3 and bonded there by entangling. In addition, to at least one side surface of web layers 5, heat treatment at a temperature of melting point of fluororesin fiber or more is applied under pressure.Type: ApplicationFiled: May 27, 2003Publication date: February 5, 2004Inventors: Katsutoshi Yamamoto, Seigo Yamamoto, Shinichi Chaen, Jun Asano, Tomohisa Konishi
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Patent number: 6562839Abstract: The invention provides compounds with antagonism against excitatory amino acid receptors, in particular, AMPA receptor having 6-substituted heteroquinolinecarboxylic acid derivatives and addition salts thereof as effective ingredients, and processes for the preparation of both. These compounds relate to 6-substituted heteroquinolinecarboxylic acid derivatives represented by a general formula (1) (wherein A denotes a single bond or methylene (CH2), Y denotes a nitrogen atom or ═CH—, V denotes a single bond or methylene (CH2), T denotes a hydroxyl group, amino group, lower alkoxycarbonyl group, carboxyl group, aldehyde group or the like, R denotes a nitro group, trifluoromethyl group or halogen atom, and R1 denotes a hydroxyl group or lower alkoxy group), and addition salts thereof.Type: GrantFiled: August 22, 2001Date of Patent: May 13, 2003Assignee: Kyorin Pharmaceutical Co., Ltd.Inventors: Yasuo Takano, Jun Asano, Tsuyoshi Anraku, Kazunori Fukuchi
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Publication number: 20030082973Abstract: There is provided an adhesive tape or sheet which makes it possible to maintain an adhesion strength for a long period of time, is excellent in sliding property and can be used cut to a desired size and shape in case of need. The adhesive tape or sheet or a cut tape thereof comprises a non-woven fabric of a fluorine-containing resin fiber having, partly or wholly on its one surface, an adhesive layer or a pressure sensitive adhesive layer through or not through a substrate layer.Type: ApplicationFiled: October 29, 2002Publication date: May 1, 2003Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Katsutoshi Yamamoto, Jun Asano, Seigo Yamamoto, Tomohisa Konishi, Shinichi Chaen
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Patent number: 6479143Abstract: To provide the heat-meltable fluorine-containing resin fiber having excellent intermingling property and various materials for fiber products obtained therefrom. The heat-meltable fluorine-containing resin such as ETFE having a branched structure is used solely or mixed to other fiber such as an electrically conductive fiber to be formed into a non-woven fabric.Type: GrantFiled: July 20, 2000Date of Patent: November 12, 2002Assignee: Daikin Industries, Ltd.Inventors: Shinji Tamaru, Katsutoshi Yamamoto, Jun Asano
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Patent number: 6416896Abstract: A material for electrode which is excellent in electric conductivity, gas permeability, water repellency and chemical resistance and has enhanced handling property, moldability and processability is provided. A gas diffusion electrode for a fuel battery which is obtained by using a non-woven fabric comprising a fluorine-containing resin fiber and electrically conductive fiber as a material for electrode is formed.Type: GrantFiled: July 20, 2000Date of Patent: July 9, 2002Assignee: Daikin Industries, Ltd.Inventors: Shinji Tamaru, Katsutoshi Yamamoto, Jun Asano
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Patent number: 6355135Abstract: A method of laminating at least two gas permeable sheet materials includes: (1) providing at least a first gas permeable sheet material, wherein at least a portion of at least a surface region of the first sheet material is thermoplastic material; (2) providing at least a second gas permeable sheet material of polytetrafluoroethylene; (3) superposing the sheet materials; and (4) contacting the sheet materials with a heating means to heat the thermoplastic material to a temperature from 140° to 230° C., so as to melt the thermoplastic material and laminate the sheet materials to one another, without the application of direct pressure in the thickness direction of the sheet materials during the contacting step so as to form a gas permeable laminate.Type: GrantFiled: June 26, 1996Date of Patent: March 12, 2002Assignee: Daikin Industries, Ltd.Inventors: Osamu Inoue, Toshio Kusumi, Jun Asano, Katsutoshi Yamamoto, Osamu Tanaka, Shinichi Chaen, Nobuki Uraoka
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Patent number: 6348461Abstract: The present invention provides 6,7-asymmetrically disubstituted quinoxalinecarboxylic acid compounds and their addition salts, and processes for preparing them, which have antagonism against excitatory amino acid receptors, in particular, an AMPA receptor. The 6,7-asymmetrically disubstituted quinoxalinecarboxylic acid compounds and their addition salts of the present invention are represented by formula (1) wherein Q, R, R1 and R2 are as described in the specification.Type: GrantFiled: March 1, 2000Date of Patent: February 19, 2002Assignee: Kyorin Pharmaceutical Co., Ltd.Inventors: Yasuo Takano, Futoshi Shiga, Masanori Takadoi, Hideharu Uchiki, Jun Asano, Tsuyoshi Anraku, Kazunori Fukuchi, Junichiro Uda, Naoki Ando
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Patent number: 6336948Abstract: A filter medium with excellent flame-resistant properties and an air filter unit using the same are provided which have a flame-resistant air permeable supporting material on at least one surface of a polytetrafluoroethylene (PTFE) porous film and which can be used as a ceiling device, etc.Type: GrantFiled: May 27, 1999Date of Patent: January 8, 2002Assignee: Daikin Industries, Ltd.Inventors: Osamu Inoue, Shinichi Chaen, Nobuki Uraoka, Toshio Kusumi, Jun Asano, Seiichi Hirano, Satoshi Hara
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Patent number: 6235388Abstract: A fibrous material of fluorine-containing resins such as polytetrafluoroethylene which has a high deodorizing antibacterial activity is obtained. A monofilament, staple fiber, split yarn or finished yarn thereof comprising a fluorine-containing resin such as polytetrafluoroethylene containing a photodegrading catalyst such as an anatase-type titanium dioxide in an amount of from 5 to 50% by weight, and a deodorizing antibacterial woven fabric, knitted fabric, and non-woven fabric which are produced by using the monofilament, staple fiber, split yarn or finished yarn thereof.Type: GrantFiled: June 9, 1999Date of Patent: May 22, 2001Assignee: Daikin Industries, Ltd.Inventors: Katsutoshi Yamamoto, Jun Asano, Toshio Kusumi
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Patent number: 6156681Abstract: To provide various members such as filter cloth for dust collection which assures small pressure loss and easy shaking down of dust particles and is excellent in friction property and mechanical strength, sliding member excellent in sliding property, water repellent member excellent in water repellency, non-sticking member excellent in non-sticking property and member for supplying mold releasing agent in electrophotographic apparatuses which is excellent in air permeability, heat resistance and oil resistance, and provide a multilayered felt used therefor and a process for producing the multilayered felt. The multilayered felt is obtained by placing a layer of a web comprising polytetrafluoroethylene staple fibers on at least one surface of a felt and then joining the polytetrafluoroethylene staple fibers and fibers which form the felt by intermingling through water jet needling and/or needle punching.Type: GrantFiled: July 16, 1998Date of Patent: December 5, 2000Assignee: Daikin Industries, Ltd.Inventors: Shinji Tamaru, Katsutoshi Yamamoto, Jun Asano
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Patent number: 6133165Abstract: The split PTFE yarn and PTFE filament which are bulky and excellent in the feeling and have good intermingling property can be obtained and the cotton-like PTFE materials can be produced therefrom efficiently at a low percentage of dropped fibers. Further the filter cloth for dust collection which is obtained from those cotton-like materials has a high collection efficiency. The present invention can provide the split yarn having a network structure and obtained by splitting a uniaxially stretched PTFE film in the stretched direction with a needle blade roll; the filament having branches and obtained by cutting the network structure of the split yarn in a longitudinal direction; the methods of production thereof; the method of producing the cotton-like materials by cutting the split yarn or filament and then opening; and a filter cloth for dust collection obtained from the cotton-like materials.Type: GrantFiled: December 23, 1996Date of Patent: October 17, 2000Assignee: Daikin Industries, Ltd.Inventors: Shinji Tamaru, Katsutoshi Yamamoto, Jun Asano
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Patent number: D793282Type: GrantFiled: April 21, 2016Date of Patent: August 1, 2017Assignees: NIPPON STEEL & SUMITOMO METAL CORPORATION, CENTRAL JAPAN RAILWAY COMPANYInventors: Takahiro Fujimoto, Takanori Kato, Yuiko Sakayama, Atsushi Sakaguchi, Kazutaka Asabe, Naruo Miyabe, Tomohiro Otsuka, Seiji Kanamori, Jun Asano