Patents Assigned to Mitsui & Co., Ltd.
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Publication number: 20260248139Abstract: A novel bacteriophage having bacteriolytic activity against bacteria of the genus Salmonella, such as S. Enteritidis, and a bacteriolytic agent consisting of the same are provided. The bacteriophage and the bacteriolytic agent including the bacteriophage have a wide host range for bacteria of the genus Salmonella. A host-specific bacteriophage and an effective Salmonella bacteriolytic agent consisting of the same are provided. A bacteriophage capable of effectively controlling S. Typhimurium, and in particular, multidrug-resistant S. Typhimurium, and a bacteriolytic agent consisting of the same are also provided. A bacteriophage having a specific genomic DNA sequence; a Salmonella bacteriolytic agent consisting of the bacteriophage; and a composition comprising the same are provided.Type: ApplicationFiled: September 30, 2025Publication date: August 27, 2026Applicants: KANEKA CORPORATION, RAKUNO GAKUEN UNIVERSITY, MITSUI & CO., LTD.Inventors: Shinichi Yoshida, Nobuhiko Dojun, Hidetomo Iwano, Ryo Murata, Ikuo Uchida, Yoshifumi Hatanaka
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Publication number: 20260248866Abstract: An object of the present disclosure is to provide (i) a novel bacteriophage having lytic activity against a Salmonella species such as S. enteritidis or a lytic agent including the same, (ii) a bacteriophage having a broad host range against Salmonella species or a lytic agent including the same, (iii) a host-specific bacteriophage or an effective lytic agent for a Salmonella species including the same, or (iv) a bacteriophage or a lytic agent including the same, capable of effectively controlling S. typhimurium, particularly S. typhimurium having multidrug resistance. The present disclosure provides bacteriophages having specific genomic DNA sequences, lytic agents for Salmonella species including the same, and compositions including the same.Type: ApplicationFiled: September 30, 2025Publication date: August 27, 2026Applicants: KANEKA CORPORATION, RAKUNO GAKUEN UNIVERSITY, MITSUI & CO., LTD.Inventors: Shinichi Yoshida, Nobuhiko Dojun, Hidetomo Iwano, Ryo Murata, Ikuo Uchida, Yoshifumi Hatanaka
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Publication number: 20260248865Abstract: A bacteriophage having a wide host range for bacteria of the genus Salmonella is provided. The bacteriophage has bacteriolytic activity against bacteria of the genus Salmonella. The bacteriophage has a genomic DNA sequence comprising a gene encoding a tail tip protein consisting of a specific amino acid sequence. Methods of using the bacteriophage are also provided.Type: ApplicationFiled: September 30, 2025Publication date: August 27, 2026Applicants: KANEKA CORPORATION, RAKUNO GAKUEN UNIVERSITY, MITSUI & CO., LTD.Inventors: Shinichi Yoshida, Nobuhiko Dojun, Hidetomo Iwano, Ryo Murata, Ikuo Uchida, Yoshifumi Hatanaka
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Publication number: 20260096561Abstract: Methods are provided for controlling a plant disease caused by a bacterium of genus Xanthomonas, comprising contacting a bacteriophage to a target plant, and for identifying a bacterium of the genus Xanthomonas, involving: culturing a test bacterium isolated from a plant tissue affected by a plant disease to obtain a culture; mixing the culture with a bacteriophage to obtain a mixture; culturing the mixture under a predetermined condition; and determining that the test bacteria are bacteria of the genus Xanthomonas when the test bacteria are lysed after the mixture-culturing step.Type: ApplicationFiled: November 26, 2025Publication date: April 9, 2026Applicants: KANEKA CORPORATION, RAKUNO GAKUEN UNIVERSITY, MITSUI & CO., LTD.Inventors: Shinichi Yoshida, Nobuhiko Dojun, Hidetomo Iwano, Hitoshi Kudo
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Publication number: 20260076375Abstract: A composition for plant disease control containing a bacteriophage, wherein the composition for plant disease control is inhibited from decreasing in the bacteriolytic activity or maintains the bacteriolytic activity, and has excellent persistence characteristics, is provided. The composition for plant disease control contains a bacteriophage with bacteriolytic activity against bacteria and an organic silicone-based surfactant.Type: ApplicationFiled: September 29, 2025Publication date: March 19, 2026Applicants: KANEKA CORPORATION, MITSUI & CO., LTD.Inventors: Nobuhiko Dojun, Shinichi Yoshida, Hitoshi Kudo
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Publication number: 20250129129Abstract: To control plant diseases caused by Xanthomonas spp., a novel bacteriophage exhibiting bacteriolysis activity specifically on Xanthomonas spp. was isolated. Thus, developed and provided is a plant disease control composition containing the bacteriophage as an active ingredient. Provided are a bacteriolytic agent containing a bacteriophage that has a novel genomic DNA sequence and exhibits bacteriolysis activity specifically on Xanthomonas spp., and a plant disease control composition containing the same as an active ingredient.Type: ApplicationFiled: September 30, 2024Publication date: April 24, 2025Applicants: KANEKA CORPORATION, RAKUNO GAKUEN UNIVERSITY, MITSUI & CO., LTD.Inventors: Shinichi Yoshida, Nobuhiko Dojun, Mitsuaki Kitano, Hidetomo Iwano, Hitoshi Kudo
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Publication number: 20250089724Abstract: To control plant diseases caused by Xanthomonas spp., a novel bacteriophage exhibiting bacteriolysis activity specifically on Xanthomonas spp. was isolated. Thus, developed and provided is a plant disease control composition containing the bacteriophage as an active ingredient. Provided are a bacteriolytic agent containing a bacteriophage that has a novel genomic DNA sequence and exhibits bacteriolysis activity specifically on Xanthomonas spp., and a plant disease control composition containing the same as an active ingredient.Type: ApplicationFiled: September 27, 2024Publication date: March 20, 2025Applicants: KANEKA CORPORATION, RAKUNO GAKUEN UNIVERSITY, MITSUI & CO., LTD.Inventors: Shinichi Yoshida, Nobuhiko Dojun, Mitsuaki Kitano, Hidetomo Iwano, Hitoshi Kudo
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Publication number: 20250089725Abstract: To control plant diseases caused by Xanthomonas spp., a novel bacteriophage exhibiting bacteriolysis activity specifically on Xanthomonas spp. was isolated. Thus, developed and provided is a plant disease control composition containing the bacteriophage as an active ingredient. Provided are a bacteriolytic agent containing a bacteriophage that has a novel genomic DNA sequence and exhibits bacteriolysis activity specifically on Xanthomonas spp., and a plant disease control composition containing the same as an active ingredient.Type: ApplicationFiled: September 30, 2024Publication date: March 20, 2025Applicants: KANEKA CORPORATION, RAKUNO GAKUEN UNIVERSITY, MITSUI & CO., LTD.Inventors: Shinichi Yoshida, Nobuhiko Dojun, Mitsuaki Kitano, Hidetomo Iwano, Hitoshi Kudo
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Publication number: 20250090608Abstract: To control plant diseases caused by Xanthomonas spp., a novel bacteriophage exhibiting bacteriolysis activity specifically on Xanthomonas spp. was isolated. Thus, developed and provided is a plant disease control composition containing the bacteriophage as an active ingredient. Provided are a bacteriolytic agent containing a bacteriophage that has a novel genomic DNA sequence and exhibits bacteriolysis activity specifically on Xanthomonas spp., and a plant disease control composition containing the same as an active ingredient.Type: ApplicationFiled: September 27, 2024Publication date: March 20, 2025Applicants: KANEKA CORPORATION, RAKUNO GAKUEN UNIVERSITY, MITSUI & CO., LTD.Inventors: Shinichi Yoshida, Nobuhiko Dojun, Mitsuaki Kitano, Hidetomo Iwano, Hitoshi Kudo
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Patent number: 9885146Abstract: Electro-conductive fibers comprise synthetic fibers and an electro-conductive layer containing carbon nanotubes and covering a surface of the synthetic fibers, and the coverage of the electro-conductive layer relative to the whole surface of the synthetic fibers is not less than 60% (particularly not less than 90%). The electric resistance value of the electro-conductive fibers ranges from 1×10?2 to 1×1010 ?/cm, and the standard deviation of the logarithm of the electric resistance value is less than 1.0. The thickness of the electro-conductive layer ranges from 0.1 to 5 ?m, and the ratio of the carbon nanotubes may be 0.1 to 50 parts by mass relative to 100 parts by mass of the synthetic fibers. The electro-conductive layer may further contain a binder. The electro-conductive fibers may be produced by immersing the synthetic fibers in a dispersion with vibrating the synthetic fibers to form the electro-conductive layer adhered to the surface of the synthetic fibers.Type: GrantFiled: August 31, 2009Date of Patent: February 6, 2018Assignees: National University Corporation Hokkaido University, Mitsui & Co., Ltd., Kuraray Co., Ltd., Chakyu Dyeing Co., Ltd.Inventors: Bunshi Fugetsu, Eiji Akiba, Masaaki Hachiya
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Publication number: 20150289523Abstract: An object of the present invention is to provide a novel strain that is capable of effectively inhibiting the growth of microorganisms such as fungi and Staphylococcus aureus, is safe, and does not influence the flavor and taste of foods. The present invention relates to a strain of Lactobacillus sanfranciscensis WB1006 (FERMABP-11246), and also relates to a food produced with the use of the strain.Type: ApplicationFiled: May 28, 2015Publication date: October 15, 2015Applicants: MITSUI & CO., LTD., WAKAMOTO PHARMACEUTICAL CO., LTD.Inventors: Naomi KOKUBO, Miyuki OZAWA, Seigo NAKAYA, Azusa KATO, Shinichiro ICHINOSE, Shiro SASAKI
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Patent number: 8234322Abstract: The present invention relates to a random-number generating apparatus and method for generating physical random numbers in accordance with noises randomly generated by a noise generating element, and allows for generating true random numbers at a high speed and uniformizing the generation frequency of each random number value, even in a simplified circuit configuration. The random-number generating apparatus is operable to amplify a waveform based on thermal noises generated in a thermal-noise generating element, and generate a random pulse at the time when the amplified output signal exceeds a given threshold from the state of being less than the threshold. The random-number generating apparatus is also provided with a reference-pulse generator for generating a reference pulse having a constant period, and a timer for measuring a time interval between the reference pulse and the random pulse. The measured value in the timer is output as a random number value.Type: GrantFiled: February 14, 2005Date of Patent: July 31, 2012Assignees: Leisure Electronics Technology Co., Ltd., Institute for Advanced Studies Co., Ltd., Mitsui & Co., Ltd.Inventor: Takeshi Saito
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Publication number: 20120070536Abstract: An object of the present invention is to provide a novel strain that is capable of effectively inhibiting the growth of microorganisms such as fungi and Staphylococcus aureus, is safe, and does not influence the flavor and taste of foods. The present invention relates to a strain of Lactobacillus sanfranciscensis WB1006 (FERM ABP-11246), and also relates to a food produced with the use of the strain.Type: ApplicationFiled: April 13, 2010Publication date: March 22, 2012Applicants: WAKAMOTO PHARMACEUTICAL CO., LTD., MITSUI & CO., LTD.Inventors: Naomi Kokubo, Miyuki Ozawa, Seigo Nakaya, Azusa Kato, Shinichiro Ichinose, Shiro Sasaki
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Publication number: 20110151254Abstract: Electro-conductive fibers comprise synthetic fibers and an electro-conductive layer containing carbon nanotubes and covering a surface of the synthetic fibers, and the coverage of the electro-conductive layer relative to the whole surface of the synthetic fibers is not less than 60% (particularly not less than 90%). The electric resistance value of the electro-conductive fibers ranges from 1×10?2 to 1×1010 ?/cm, and the standard deviation of the logarithm of the electric resistance value is less than 1.0. The thickness of the electro-conductive layer ranges from 0.1 to 5 ?m, and the ratio of the carbon nanotubes may be 0.1 to 50 parts by mass relative to 100 parts by mass of the synthetic fibers. The electro-conductive layer may further contain a binder. The electro-conductive fibers may be produced by immersing the synthetic fibers in a dispersion with vibrating the synthetic fibers to form the electro-conductive layer adhered to the surface of the synthetic fibers.Type: ApplicationFiled: August 31, 2009Publication date: June 23, 2011Applicants: NATIONAL UNIVERSITY CORP. HOKKAIDO UNIVERSITY, KURARAYLIVING CO., LTD., MITSUI & CO., LTD.Inventors: Bunshi Fugetsu, Eiji Akiba, Masaaki Hachiya
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Publication number: 20110045273Abstract: An composite material is disclosed, which includes carbon fibrous structures which are capable of being included in a relatively large amount in the composite material, and which are capable of improving the physical properties, such as electric, mechanical, or thermal properties. The carbon fibrous structure comprises (a) carbon fibrous structures each of which comprises a three dimensional network of carbon fibers, each of the carbon fibers having an outside diameter of 15-100 nm, wherein the carbon fibrous structure further comprises a granular part, at which the carbon fibers are bound in a state that the carbon, fibers are extended outwardly therefrom, and wherein the granular part is produced in a growth process of the carbon fibers, and (b) an material other than the carbon fibrous structures, wherein the amount of carbon fibrous structures added is more than 30% and not more than 100% by weight of the total weight of the composite.Type: ApplicationFiled: November 17, 2006Publication date: February 24, 2011Applicants: BUSSAN NANOTECH RESEARCH INSTITUTE INC., MITSUI & CO., LTD.Inventors: Koichi Handa, Subiantoro N/A, Takayuki Tsukada, Jiayi Shan, Tsuyoshi Okubo
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Publication number: 20090292057Abstract: A composition for injection molding by which a reactive injection molded article of good mechanical strength and electrical conductivity is prepared is provided. The disclosed is a composition for injection molding which includes carbon fibrous structures in a liquid curing resin composition, at a rate of 0.1-20% by weight based on the total weight of the composition, wherein the carbon fibrous structure comprises a three dimensional network of carbon fibers each having an outside diameter of 15-100 nm, wherein the carbon fibrous structure further comprises a granular part with which the carbon fibers are tied together in the state that the concerned carbon fibers are externally elongated therefrom, and wherein the granular part is produced in a growth process of the carbon fibers.Type: ApplicationFiled: October 18, 2006Publication date: November 26, 2009Applicants: BUSSAN NANOTECH RESEARCH INSTITUTE INC., MITSUI & CO., LTD.Inventors: Koichi Handa, Subiantoro n/a, Takayuki Tsukada, Tsuyoshi Okubo, Jiayi Shan, Akira Yamauchi, Manabu Nagashima
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Publication number: 20090263642Abstract: The disclosed is an electrically conductive sheet which includes carbon fibrous structures in polymer matrix, at a rate of 0.01-30% by weight based on the total weight of the sheet, wherein the carbon fibrous structure comprises a three dimensional network of carbon fibers each having an outside diameter of 15-100 nm, wherein the carbon fibrous structure further comprises a granular part with which the carbon fibers are tied together in the state that the concerned carbon fibers are externally elongated therefrom, and wherein the granular part is produced in a growth process of the carbon fibers. The electrically conductive sheet shows a high electrical conductivity while possessing a good film strength.Type: ApplicationFiled: October 24, 2006Publication date: October 22, 2009Applicants: BUSSAN NANOTECH RESEARCH INSTITUTE INC., MITSUI & CO., LTD.Inventors: Koichi Handa, Subiantoro, Takayuki Tsukada, Tsuyoshi Okubo, Jiayi Shan, Akira Yamauchi, Manabu Nagashima
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Publication number: 20090226712Abstract: An recycled composite material is disclosed, which is prepared by using as a raw material a waste composite material which comprises a matrix component and carbon fibrous structures added to the matrix, and adding an additional matrix component which is homogeneous and/or heterogeneous with the matrix of the spent composite material, and then kneading them together; wherein the carbon fibrous structure comprises a three dimensional network of carbon fibers, each carbon fiber having an outside diameter of 15-100 nm, and a granular part, at which the fibers are bound in a state that the carbon fibers extend outwardly therefrom, and wherein the granular part is produced in a growth process of the carbon fibers. The recycled composite material performs much the same with the original composite material, and is produced briefly at a low cost.Type: ApplicationFiled: November 17, 2006Publication date: September 10, 2009Applicants: BUSSAN NANOTECH RESEARCH INSTITUTE INC., MITSUI & CO., LTD.Inventors: Koichi Handa, Subiantoro None, Takayuki Tsukada, Tsuyoshi Okubo, Jiayi Shan, Akira Yamauchi, Manabu Nagashima
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Publication number: 20090162636Abstract: Disclosed is a carbon fibrous structure which comprises a granular part and 2-20 pieces of carbon fibers each of which has an outside diameter of 15-100 nm and which are extend outwardly from the granular part, wherein the granular part is produced in a growth process of the carbon fibers, wherein the size of granular part is 1.3 or more of times larger than the outside diameter of the carbon fibers, and wherein the mean length of the carbon fibers is not more than 20 ?m. The carbon fibrous structure improves the physical properties of the matrix, such as electric, mechanical, or thermal properties, while maintaining the other properties of the matrix, even when added at a small amount.Type: ApplicationFiled: November 17, 2006Publication date: June 25, 2009Applicants: BUSSAN NANOTECH RESEARCH INSTITUTE INC., MITSUI & CO., LTD.Inventors: Jiayi Shan, Fuminori Munekane, Takayuki Tsukada, Kazuhiro Osato
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Publication number: 20090131575Abstract: The disclosed is a colored polymer composition which includes carbon fibrous structures and a coloring agent in a polymer matrix, wherein the carbon fibrous structure comprises a three dimensional network of carbon fibers each having an outside diameter of 15-100 nm, wherein the carbon fibrous structure further comprises a granular part with which the carbon fibers are tied together in the state that the concerned carbon fibers are externally elongated therefrom, and wherein the granular part is produced in a growth process of the carbon fibers. It is the colored polymer composition which includes novel carbon fibrous structures having preferable physical properties as a filler for composite material, and of being able to improve electrical, mechanical and thermal properties of a matrix while maintaining other properties of the matrix, in a small adding amount, and which can show a color as pleases.Type: ApplicationFiled: October 30, 2006Publication date: May 21, 2009Applicants: BUSSAN NANOTECH RESEARCH INSTITUTE INC., MITSUI & CO., LTD.Inventors: Koichi Handa, Subiantoro N/A, Takayuki Tsukada, Tsuyoshi Okubo, Jiayi Shan, Akira Yamauchi, Manabu Nagashima