Patents by Inventor Hitoshi Matsuda
Hitoshi Matsuda 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: 20240148839Abstract: Disclosed is a serum albumin-thioredoxin fusion body which is improved in the activity thereof and is stable with respect to the activity. The serum albumin-thioredoxin fusion body is provided, which is characterized in that the thioredoxin is a modified from in which at least a cysteine residue located at position 73 from the N-terminal of an amino acid sequence for the thioredoxin or located at a position equivalent to the position 73 is substituted by another amino acid residue. the modified serum albumin-thioredoxin fusion body is superior in the activity and stability thereof, is reduced in immunogenicity and has superior safety compared with a fusion body in which the thioredoxin is non-modified form.Type: ApplicationFiled: March 15, 2022Publication date: May 9, 2024Inventors: Junichi MATSUDA, Kento NISHIDA, Masaki HIRASHIMA, Toru MARUYAMA, Hiroshi WATANABE, Hitoshi MAEDA
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Patent number: 11959000Abstract: Provided are a photon up-conversion film, which is capable, of high-efficiency up-conversion even in air and even when low-intensity light is used, and a simple method of producing the film. The photon up-conversion film according to one embodiment of the present invention includes: a matrix including a resin; and a pore portion, wherein the photon up-conversion film includes at least a sensitizing component capable of absorbing light in a first wavelength region ?1, and a light-emitting component capable of radiating light in a second wavelength region ?2 including wavelengths shorter than those of the first wavelength region ?1, and wherein the sensitizing component and the light-emitting component are present at an interface between the matrix and the pore portion.Type: GrantFiled: June 15, 2022Date of Patent: April 16, 2024Assignees: WAKAYAMA PREFECTURE, NITTO DENKO CORPORATIONInventors: Takeshi Mori, Tomohiro Mori, Akane Saito, Tsuyoshi Masuda, Hitoshi Saomoto, Mami Kawaguchi, Minoru Miyatake, Shoichi Matsuda, Masato Katsuda
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Patent number: 11913804Abstract: Appropriate network data for an indoor map can be efficiently generated using input data including a structure of an indoor space. In a network data generation device (10) that generates, from the input data including at least the structure of the indoor space and information indicating a property based on the structure of the indoor space, network data, the network data including a link representing a movable space on a map and a node that is a starting point or an ending point of the link, a link/node generation unit (142) generates a set of links and a set of nodes based on the input data.Type: GrantFiled: February 13, 2019Date of Patent: February 27, 2024Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Mitsuru Mochizuki, Nobuaki Hiroshima, Osamu Matsuda, Hitoshi Seshimo
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Publication number: 20220196681Abstract: The present invention is intended to provide a novel biomarker for detecting arteriosclerosis-related disease or for evaluating the stage of progression of arteriosclerosis, and specifically, the present invention relates to a marker for detecting arteriosclerosis-related disease or for evaluating the stage of progression of arteriosclerosis, comprising an NPC2 (Niemann-Pick disease type C2) protein and/or an IGFBP7 (Insulin-like growth factor-binding protein 7) protein.Type: ApplicationFiled: March 29, 2019Publication date: June 23, 2022Applicants: Eiken Kagaku Kabushiki Kaisha, National Cerebral and Cardiovascular CenterInventors: Naoto MINAMINO, Hiroaki YAGI, Mitsuhiro NISHIGORI, Hatsue UEDA, Hitoshi MATSUDA, Yusuke MURAKAMI
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Publication number: 20220178945Abstract: The present invention is intended to provide a novel biomarker capable of detecting aortic aneurysm with high sensitivity, and specifically, the present invention relates to a detection marker of aortic aneurysm, comprising an NPC2 (Niemann-Pick disease type C2) protein and/or an IGFBP7 (Insulin-like growth factor-binding protein 7) protein.Type: ApplicationFiled: March 29, 2019Publication date: June 9, 2022Applicants: EIKEN KAGAKU KABUSHIKI KAISHA, NATIONAL CEREBRAL AND CARDIOVASCULAR CENTERInventors: Naoto MINAMINO, Hiroaki YAGI, Mitsuhiro NISHIGORI, Hatsue UEDA, Hitoshi MATSUDA, Yusuke MURAKAMI
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Patent number: 9252020Abstract: Proposed are a composite material having a high adhesiveness, wherein non-penetrating pores that are formed in a silicone surface layer are filled up with a metal or the like without leaving any voids by using the plating technique and the silicone surface layer is coated with the metal or the like, and a method of producing the composite material. A composite material, which has a high adhesiveness between a second metal or an alloy of the second metal (106a, 106b) and a silicone surface, can be obtained by filling up non-penetrating pores that are formed in the surface of a silicone substrate (100) substantially with a second metal or an alloy of the second metal (106a) with the use of the autocatalytic electroless plating technique wherein a first metal located at the bottom of the non-penetrating pores as described above serves as the starting point, and coating the surface of the silicone substrate (100) with the second metal (106b).Type: GrantFiled: May 1, 2013Date of Patent: February 2, 2016Assignee: Japan Science and Technology AgencyInventors: Shinji Yae, Tatsuya Hirano, Hitoshi Matsuda
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Patent number: 9028982Abstract: Disclosed is a composite material wherein adhesion between a silicon surface and a plating material is enhanced. A method and an apparatus for producing the composite material are also disclosed.Type: GrantFiled: March 2, 2009Date of Patent: May 12, 2015Assignee: Japan Science and Technology AgencyInventors: Shinji Yae, Tatsuya Hirano, Hitoshi Matsuda
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Patent number: 8980420Abstract: Proposed are a composite material, wherein non-penetrating pores that are formed in a silicon surface layer are filled up with a metal or the like without leaving any voids by using the plating technique, and a method of producing the composite material. A composite material, which has been packed at a high accuracy, or in other words, in which little voids are left, can be obtained by filling up non-penetrating pores that are formed from a silicon surface (100) substantially with a second metal or an alloy of the second metal (106) with the use of the autocatalytic electroless plating technique wherein a first metal located at the bottom of the non-penetrating pores as described above serves as the starting point.Type: GrantFiled: March 2, 2009Date of Patent: March 17, 2015Assignee: Japan Science and Technology AgencyInventors: Shinji Yae, Tatsuya Hirano, Hitoshi Matsuda
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Publication number: 20150010987Abstract: Provided is a method that is for producing Euglena having a high wax ester content, capable of more efficiently producing the Euglena having a high wax ester content by adding a nutrient before anaerobic fermentation to restore the efficiency of wax ester fermentation. The present invention relates to a method for producing Euglena having a high wax ester content. The main configuration of the method is that there is at least a first step of aerobically culturing microalga Euglena under nitrogen starvation conditions and a second step of holding the cells in an anaerobic state; and adding, before the second step, a nutrient source to the culture liquid which has passed through the first step.Type: ApplicationFiled: January 31, 2013Publication date: January 8, 2015Inventors: Ryo Arashida, Yuka Marukawa, Nobuo Aoki, Hitoshi Matsuda, Hiroaki Kato, Akira Yoneda
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Publication number: 20150011784Abstract: A method for producing a fuel oil base, comprising: a first step of aerobically culturing a microalga Euglena under a nitrogen-deficient condition; a second step of adding a nutrient to a treatment solution containing the microalga Euglena cultured in the first step, adjusting the dissolved oxygen concentration of the treatment solution to 0.03 mg/L or less, and performing anaerobic fermentation of the microalga Euglena to produce a wax ester; and a third step of hydrotreating a raw material oil containing the wax ester to produce a fuel oil base.Type: ApplicationFiled: January 28, 2013Publication date: January 8, 2015Inventors: Nobuo Aoki, Hitoshi Matsuda, Hiroaki Kato, Akira Yoneda, Ryo Arashida, Yuka Marukawa
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Patent number: 8722196Abstract: Proposed are a composite material having a high adhesiveness, wherein non-penetrating pores that are formed in a silicone surface layer are filled up with a metal or the like without leaving any voids by using the plating technique and the silicone surface layer is coated with the metal or the like, and a method of producing the composite material. A composite material, which has a high adhesiveness between a second metal or an alloy of the second metal (106a, 106b) and a silicone surface, can be obtained by filling up non-penetrating pores that are formed in the surface of a silicone substrate (100) substantially with a second metal or an alloy of the second metal (106a) with the use of the autocatalytic electroless plating technique wherein a first metal located at the bottom of the non-penetrating pores as described above serves as the starting point, and coating the surface of the silicone substrate (100) with the second metal (106b).Type: GrantFiled: March 2, 2009Date of Patent: May 13, 2014Assignee: Japan Science and Technology AgencyInventors: Shinji Yae, Tatsuya Hirano, Hitoshi Matsuda
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Publication number: 20140004699Abstract: Disclosed is a composite material wherein adhesion between a silicon surface and a plating material is enhanced. A method and an apparatus for producing the composite material are also disclosed.Type: ApplicationFiled: September 5, 2013Publication date: January 2, 2014Applicant: Japan Science and Technology AgencyInventors: Shinji Yae, Tatsuya Hirano, Hitoshi Matsuda
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Publication number: 20130323926Abstract: Proposed are a composite material having a high adhesiveness, wherein non-penetrating pores that are formed in a silicone surface layer are filled up with a metal or the like without leaving any voids by using the plating technique and the silicone surface layer is coated with the metal or the like, and a method of producing the composite material. A composite material, which has a high adhesiveness between a second metal or an alloy of the second metal (106a, 106b) and a silicone surface, can be obtained by filling up non-penetrating pores that are formed in the surface of a silicone substrate (100) substantially with a second metal or an alloy of the second metal (106a) with the use of the autocatalytic electroless plating technique wherein a first metal located at the bottom of the non-penetrating pores as described above serves as the starting point, and coating the surface of the silicone substrate (100) with the second metal (106b).Type: ApplicationFiled: May 1, 2013Publication date: December 5, 2013Applicant: Japan Science and Technology AgencyInventors: Shinji Yae, Tatsuya Hirano, Hitoshi Matsuda
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Publication number: 20120321798Abstract: Proposed are a composite material, wherein non-penetrating pores that are formed in a silicon surface layer are filled up with a metal or the like without leaving any voids by using the plating technique, and a method of producing the composite material. A composite material, which has been packed at a high accuracy, or in other words, in which little voids are left, can be obtained by filling up non-penetrating pores that are formed from a silicon surface (100) substantially with a second metal or an alloy of the second metal (106) with the use of the autocatalytic electroless plating technique wherein a first metal located at the bottom of the non-penetrating pores as described above serves as the starting point.Type: ApplicationFiled: August 20, 2012Publication date: December 20, 2012Applicant: Japan Science and Technology AgencyInventors: Shinji Yae, Tatsuya Hirano, Hitoshi Matsuda
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Publication number: 20110151242Abstract: Proposed are a composite material, wherein non-penetrating pores that are formed in a silicon surface layer are filled up with a metal or the like without leaving any voids by using the plating technique, and a method of producing the composite material. A composite material, which has been packed at a high accuracy, or in other words, in which little voids are left, can be obtained by filling up non-penetrating pores that are formed from a silicon surface (100) substantially with a second metal or an alloy of the second metal (106) with the use of the autocatalytic electroless plating technique wherein a first metal located at the bottom of the non-penetrating pores as described above serves as the starting point.Type: ApplicationFiled: March 2, 2009Publication date: June 23, 2011Applicant: Japan Science and Technology AgencyInventors: Shinji Yae, Tatsuya Hirano, Hitoshi Matsuda
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Publication number: 20110123813Abstract: Disclosed is a composite material wherein adhesion between a silicon surface and a plating material is enhanced. A method and an apparatus for producing the composite material are also disclosed.Type: ApplicationFiled: March 2, 2009Publication date: May 26, 2011Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCYInventors: Shinji Yae, Tatsuya Hirano, Hitoshi Matsuda
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Publication number: 20110117373Abstract: Proposed are a composite material having a high adhesiveness, wherein non-penetrating pores that are formed in a silicone surface layer are filled up with a metal or the like without leaving any voids by using the plating technique and the silicone surface layer is coated with the metal or the like, and a method of producing the composite material. A composite material, which has a high adhesiveness between a second metal or an alloy of the second metal (106a, 106b) and a silicone surface, can be obtained by filling up non-penetrating pores that are formed in the surface of a silicone substrate (100) substantially with a second metal or an alloy of the second metal (106a) with the use of the autocatalytic electroless plating technique wherein a first metal located at the bottom of the non-penetrating pores as described above serves as the starting point, and coating the surface of the silicone substrate (100) with the second metal (106b).Type: ApplicationFiled: March 2, 2009Publication date: May 19, 2011Applicant: Japan Science and Technology AgencyInventors: Shinji Yae, Tatsuya Hirano, Hitoshi Matsuda
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Patent number: 5972648Abstract: Disclosed are hirudin analogs, a method of manufacture thereof, and anticoagulant compositions containing the same. Sequences Asp.sup.33 -Gly.sup.34 or Asp.sup.62 -Ala.sup.63 of naturally-occurring hirudins or their analogs were substituted as disclosed to suppress the formation of succinimide- or beta- forms, thereby yielding hirudin analogs with high stability, high anti-thrombin activity, and therapeutic potential as anticoagulants. Hirudin analogs having Val.sup.1 -Val.sup.2 of naturally-occurring hirudin substituted with Ile.sup.1 -Ile.sup.2 are preferred for their high antithrombiin activity. The invention also provides DNAs encoding the amino acid sequence of hirudin analogs, expression vectors, recombinant microogranisms, and a method of manufacturing hirudin analogs using recombinant microorganisms.Type: GrantFiled: May 22, 1997Date of Patent: October 26, 1999Assignee: Japan Energy CorporationInventors: Akiko Sukesada, Satoru Misawa, Hitoshi Matsuda
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Patent number: 5908953Abstract: Crude (R)-4-cyano-3-hydroxybutyric acid lower alkyl ester, obtained by subjecting an (S)-4-halogeno-3-hydroxybutyric acid lower alkyl ester to a cyano-introducing reaction, is purified by distillation carried out in the presence of a solvent having a boiling point within the range of 50.degree. C. to 160.degree. C. at 10 Torr.Type: GrantFiled: December 10, 1997Date of Patent: June 1, 1999Assignee: Mitsubishi Chemical CorporationInventors: Hitoshi Matsuda, Toshiharu Shibata, Hidekichi Hashimoto, Mitsumasa Kitai
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Patent number: 5574172Abstract: The disclosure describes a process for producing halogenated phthalic anhydride, which comprises reacting phthalic anhydride with a molecular halogen in vapor phase in the presence of a catalyst containing zeolite as active component.Type: GrantFiled: May 26, 1994Date of Patent: November 12, 1996Assignee: Mitsubishi Chemical CorporationInventors: Yoshio Katsuro, Hitoshi Matsuda