Patents by Inventor Shouji Ooya
Shouji Ooya 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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Patent number: 9968661Abstract: It is an object of the present invention to provide a bone regeneration agent and a bone supplementation formulation, in which a supplementation material itself is capable of promoting bone regeneration. The present invention provides a bone regeneration agent which comprises a gelatin having an amino acid sequence derived from a partial amino acid sequence of collagen.Type: GrantFiled: February 23, 2015Date of Patent: May 15, 2018Assignee: FUJIFILM CorporationInventors: Takahiro Hiratsuka, Shouji Ooya, Ichiro Nishimura
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Patent number: 9585985Abstract: An object to be solved by the present invention is to provide a method for preparing a composition prepared by firmly coating the surface of a material with a biopolymer, and a composition prepared by this method wherein the surface of a material is firmly coated with a biopolymer. The present invention provides a method for coating with a biopolymer, which comprises coating the surface of a synthetic polymer with a biopolymer dissolved in a solvent comprising an organic fluorine compound.Type: GrantFiled: December 13, 2007Date of Patent: March 7, 2017Assignee: FUJIFILM CorporationInventors: Shouji Ooya, Tetsuo Hiratou
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Publication number: 20150165001Abstract: It is an object of the present invention to provide a bone regeneration agent and a bone supplementation formulation, in which a supplementation material itself is capable of promoting bone regeneration. The present invention provides a bone regeneration agent which comprises a gelatin having an amino acid sequence derived from a partial amino acid sequence of collagen.Type: ApplicationFiled: February 23, 2015Publication date: June 18, 2015Applicant: FUJIFILM CORPORATIONInventors: Takahiro HIRATSUKA, Shouji OOYA, Ichiro NISHIMURA
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Patent number: 8987204Abstract: It is an object of the present invention to provide a bone regeneration agent and a bone supplementation formulation, in which a supplementation material itself is capable of promoting bone regeneration. The present invention provides a bone regeneration agent which comprises a gelatin having an amino acid sequence derived from a partial amino acid sequence of collagen.Type: GrantFiled: September 3, 2010Date of Patent: March 24, 2015Assignee: FUJIFILM CoporationInventors: Takahiro Hiratsuka, Shouji Ooya, Ichiro Nishimura
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Patent number: 8980323Abstract: It is an object of the present invention to solve the problem of precipitation of a poorly water-soluble compound in a hydrophilic matrix upon inclusion of the poorly water-soluble compound in the hydrophilic matrix. The present invention provides a composition wherein a poorly water-soluble compound is contained in a hydrophilic matrix in a finely-dispersed state.Type: GrantFiled: August 29, 2007Date of Patent: March 17, 2015Assignee: FUJIFILM CorporationInventors: Shouji Ooya, Satoru Toda, Tetsuo Hiratou, Kentarou Nakamura
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Patent number: 8603982Abstract: A medical composition is described in which a synthetic polymer substrate and a composition mainly composed of a biopolymer directly adhere to each other due to dissolution of the surfaces thereof. The medical composition allows one to attach a biopolymer composition to a synthetic polymer substrate without the use of a toxic adhesive.Type: GrantFiled: March 30, 2009Date of Patent: December 10, 2013Assignee: FUJIFILM CorporationInventors: Shouji Ooya, Kentaro Nakamura
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Patent number: 8507659Abstract: It is an object of the present invention to provide a method for chemically modifying biopolymer and polypeptide with a hydrophobic compound or a compound which causes degradation or reaction under basic condition. The present invention provides a method for producing a chemically modified biopolymer or polypeptide, wherein a biopolymer or polypeptide is chemically modified in a reaction solution containing an organic fluorine compound.Type: GrantFiled: November 28, 2008Date of Patent: August 13, 2013Assignee: FUJIFILM CorporationInventors: Shouji Ooya, Tetsuo Hiratou, Kentaro Nakamura
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Patent number: 8268968Abstract: It is an object of the present invention to provide a method wherein a structure which was prepared with a biopolymer such as gelatin is chemically modified with the use of a low-volatile chemical substance without dissolution of gelatin, and a biopolymer crosslinking method for producing a biopolymer having high strength (a high degree of crosslinking). The present invention provides a method for producing a modified biopolymer, which comprises reacting a structure prepared with a biopolymer with a solid-state compound having a melting point of 50° C. or more at a humidity of 50% or more, and a method for crosslinking biopolymer which comprises treating a biopolymer with a crosslinking agent, wherein the crosslinking agent concentration in a reaction mixture is 1.0% to 10% by weight and crosslinking is carried out in the presence of an organic fluorine compound.Type: GrantFiled: December 13, 2007Date of Patent: September 18, 2012Assignee: FUJIFILM CorporationInventors: Shouji Ooya, Tetsuo Hiratou
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Publication number: 20120165263Abstract: It is an object of the present invention to provide a bone regeneration agent and a bone supplementation formulation, in which a supplementation material itself is capable of promoting bone regeneration. The present invention provides a bone regeneration agent which comprises a gelatin having an amino acid sequence derived from a partial amino acid of collagen.Type: ApplicationFiled: September 3, 2010Publication date: June 28, 2012Applicant: FUJIFILM CORPORATIONInventors: Takahiro Hiratsuka, Shouji Ooya, Ichiro Nishimura
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Publication number: 20110300127Abstract: It is an object of the present invention to provide a drug-containing composition capable of stably retaining a water-soluble compound without the loss of drug efficacy of a pharmaceutically active ingredient and thus preventing the compound from diffusing in the body, which is unlikely to cause disassociation at a non-target site and thus achieves disassociation/sustained release/delivery specifically at a target site. The present invention provides a composition which is composed of: (a) at least one a water-soluble compound; and (b) a carrier comprising a polymer having binding affinity with the water-soluble compound.Type: ApplicationFiled: May 27, 2009Publication date: December 8, 2011Applicant: FUJIFILM CORPORATIONInventors: Kentaro Nakamura, Shouji Ooya, Tetsuo Hiratou
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Publication number: 20110028396Abstract: It is an object of the present invention to attach a biopolymer composition to a synthetic polymer substrate without the use of a toxic adhesive. The present invention provides a medical composition, wherein a synthetic polymer substrate and a composition mainly composed of a biopolymer directly adhere to each other due to dissolution of the surfaces thereof.Type: ApplicationFiled: March 30, 2009Publication date: February 3, 2011Applicant: FUJIFILM CORPORATIONInventors: Shouji Ooya, Kentaro Nakamura
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Publication number: 20110009497Abstract: It is an object of the present invention to provide a drug-containing composition which is capable of dissolving a poorly water-soluble drug, has low toxicity to the human body, and has high binding affinity with drugs. The present invention provides a composition which is composed of: (a) at least one poorly water-soluble compound; and (b) a carrier comprising a polymer (excluding plasma protein) having binding affinity with the poorly water-soluble compound.Type: ApplicationFiled: March 18, 2009Publication date: January 13, 2011Applicant: FUJIFILM CORPORATIONInventors: Kentaro Nakamura, Shouji Ooya, Tetsuo Hiratou
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Publication number: 20100323421Abstract: It is an object of the present invention to provide a method for chemically modifying biopolymer and polypeptide with a hydrophobic compound or a compound which causes degradation or reaction under basic condition. The present invention provides a method for producing a chemically modified biopolymer or polypeptide, wherein a biopolymer or polypeptide is chemically modified in a reaction solution containing an organic fluorine compound.Type: ApplicationFiled: November 28, 2008Publication date: December 23, 2010Applicant: FUJIFILM CorporationInventors: Shouji Ooya, Tetsuo Hiratou, Kentaro Nakamura
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Publication number: 20100322978Abstract: It is an object of the present invention to produce a medical composition using a multilayered biopolymer structure. The present invention provides a medical composition of multilayered biopolymer structure of at least two layers, wherein the multilayered biopolymer structure comprises different types of biopolymer structures, and at least one layer of the multilayered biopolymer structure comprises a chemical substance.Type: ApplicationFiled: December 27, 2007Publication date: December 23, 2010Applicant: FUJIFILM CorporationInventors: Shouji Ooya, Tetsuo Hiratou
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Publication number: 20100087626Abstract: It is an object of the present invention to provide a method wherein a structure which was prepared with a biopolymer such as gelatin is chemically modified with the use of a low-volatile chemical substance without dissolution of gelatin, and a biopolymer crosslinking method for producing a biopolymer having high strength (a high degree of crosslinking). The present invention provides a method for producing a modified biopolymer, which comprises reacting a structure prepared with a biopolymer with a solid-state compound having a melting point of 50° C. or more at a humidity of 50% or more, and a method for crosslinking biopolymer which comprises treating a biopolymer with a crosslinking agent, wherein the crosslinking agent concentration in a reaction mixture is 1.0% to 10% by weight and crosslinking is carried out in the presence of an organic fluorine compound.Type: ApplicationFiled: December 13, 2007Publication date: April 8, 2010Inventors: Shouji Ooya, Tetsuo Hirataou
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Publication number: 20100075392Abstract: An object of the present invention is to provide a method for efficiently removing a residual organic solvent in a biopolymer structure. The present invention provides a method for removing an organic solvent contained in a biopolymer structure from the structure, (1) wherein the structure is placed in an atmosphere containing a solvent other than the organic solvent so as to remove the organic solvent, or (2) wherein the organic solvent is removed by washing the structure with a solution mainly containing water, or (3) wherein the structure contains a hydrophilic compound.Type: ApplicationFiled: November 21, 2007Publication date: March 25, 2010Applicant: FUJIFLIM CORPORATIONInventors: Shouji Ooya, Tetsuo Hiratou
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Publication number: 20100028691Abstract: An object to be solved by the present invention is to provide a method for preparing a composition prepared by firmly coating the surface of a material with a biopolymer, and a composition prepared by this method wherein the surface of a material is firmly coated with a biopolymer. The present invention provides a method for coating with a biopolymer, which comprises coating the surface of a synthetic polymer with a biopolymer dissolved in a solvent comprising an organic fluorine compound.Type: ApplicationFiled: December 13, 2007Publication date: February 4, 2010Applicant: FUJIFILM CORPORATIONInventors: Shouji Ooya, Tetsuo Hiratou
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Publication number: 20100003323Abstract: It is an object of the present invention to solve the problem of precipitation of a poorly water-soluble compound in a hydrophilic matrix upon inclusion of the poorly water-soluble compound in the hydrophilic matrix. The present invention provides a composition wherein a poorly water-soluble compound is contained in a hydrophilic matrix in a finely-dispersed state.Type: ApplicationFiled: August 29, 2007Publication date: January 7, 2010Applicant: FUJIFILM CorporationInventors: Shouji Ooya, Satoru Toda, Tetsuo Hiratou, Kentarou Nakamura
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Publication number: 20090269421Abstract: It is an object of the present invention to provide a coating material for a biomedical material surface which can control cell adhesiveness/non-cell adhesiveness and improve the biocompatibility of a material surface. The present invention provides a coating material for a surface of a biomedical material, which comprises a recombinant gelatin.Type: ApplicationFiled: June 27, 2008Publication date: October 29, 2009Applicant: FUJIFILM CorporationInventor: Shouji Ooya
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Publication number: 20080286364Abstract: An object of the present invention is to provide an external dermatologic preparation which comprises nanoparticles consisting of proteins that can exhibit desirable effects via regulation of particle diameters. The present invention provides an external dermatologic preparation which comprises protein nanoparticles containing an active ingredient and having an average particle size of 200 to 500 nm.Type: ApplicationFiled: May 15, 2008Publication date: November 20, 2008Applicant: FUJIFILM CorporationInventors: Kazutaka OGIWARA, Makiko Aimi, Shouji Ooya