Patents by Inventor Naohiro Matsunaga
Naohiro Matsunaga 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).
-
Patent number: 11051930Abstract: According to the present invention, there are provided a membrane for immunoisolation, including: a porous membrane that contains a polymer, in which the porous membrane includes a layered compact portion where a pore diameter is the smallest within the membrane, and a pore diameter continuously increases in a thickness direction from the compact portion toward at least one surface of the porous membrane; a chamber for transplantation for enclosing a biological constituent therein, including the above-described membrane for immunoisolation on at least a part of a surface forming an inside and an outside of the chamber for transplantation; and a device for transplantation, including the above-described chamber for transplantation enclosing the biological constituent therein. In the membrane for immunoisolation of the present invention which can be manufactured at low costs, a deterioration in substance permeability is unlikely to occur.Type: GrantFiled: May 10, 2019Date of Patent: July 6, 2021Assignee: FUJIFILM CorporationInventors: Yusuke Mochizuki, Kentaro Nakamura, Shigeaki Ohtani, Naohiro Matsunaga, Ryuta Takegami
-
Patent number: 11045587Abstract: According to the present invention, there is provided a membrane for immunoisolation, including a porous membrane that contains a polymer, in which Formulas (I) and (II) are satisfied for at least one surface of the porous membrane, B/A?0.7 (I) and A?0.015 (II) (in the formula, A represents a ratio of an N element to a C element on a surface of the membrane, and B represents a ratio of the N element to the C element at a depth of 30 nm from the surface of the membrane); a chamber for transplantation for enclosing a biological constituent therein, including the above-described membrane for immunoisolation on at least a part of a surface forming an inside and an outside of the chamber for transplantation; and a device for transplantation includes the above-described chamber for transplantation enclosing the above-described biological constituent therein. The membrane for immunoisolation of the present invention has a high bioaffinity.Type: GrantFiled: May 10, 2019Date of Patent: June 29, 2021Assignee: FUJIFILM CorporationInventors: Yusuke Mochizuki, Kentaro Nakamura, Shigeaki Ohtani, Naohiro Matsunaga, Ryuta Takegami
-
Patent number: 10433541Abstract: Provided are an antibacterial liquid having excellent sedimentation resistance, an antibacterial film formed using the antibacterial liquid, and a wet wipe produced using the antibacterial liquid. The antibacterial liquid is an antibacterial liquid including antibacterial microparticles, a binder, and a solvent, in which the antibacterial microparticles contain a silver-supporting inorganic oxide, the average particle size of the antibacterial microparticles is 1.0 ?m or less, the binder includes at least one silane compound, the solvent includes an alcohol and water, and the content of the alcohol with respect to the total mass of the antibacterial liquid is 10% by mass or more.Type: GrantFiled: November 2, 2017Date of Patent: October 8, 2019Assignee: FUJIFILM CorporationInventors: Mitsumasa Hamano, Naohiro Matsunaga, Yusuke Hatanaka
-
Publication number: 20190262509Abstract: According to the present invention, there is provided a membrane for immunoisolation, including a porous membrane that contains a polymer, in which Formulas (I) and (II) are satisfied for at least one surface of the porous membrane, B/A?0.7 (I) and A?0.015 (II) (in the formula, A represents a ratio of an N element to a C element on a surface of the membrane, and B represents a ratio of the N element to the C element at a depth of 30 nm from the surface of the membrane); a chamber for transplantation for enclosing a biological constituent therein, including the above-described membrane for immunoisolation on at least a part of a surface forming an inside and an outside of the chamber for transplantation; and a device for transplantation includes the above-described chamber for transplantation enclosing the above-described biological constituent therein. The membrane for immunoisolation of the present invention has a high bioaffinity.Type: ApplicationFiled: May 10, 2019Publication date: August 29, 2019Applicant: FUJIFILM CorporationInventors: Yusuke MOCHIZUKI, Kentaro NAKAMURA, Shigeaki OHTANI, Naohiro MATSUNAGA, Ryuta TAKEGAMI
-
Publication number: 20190262490Abstract: An object of the invention is to provide particles that have excellent deodorizing properties but do not easily settle down in a case in which the particles are applied to a dispersion liquid. Another object of the invention is to provide a dispersion liquid and a film, both using the particles; a deodorizing material including the particles, the dispersion liquid, or the film; and a wet wiper and a spray, both including the dispersion liquid. A composite particle of the invention includes a polymer particle; and at least one kind of inorganic particle selected from the group consisting of metals and metal oxides, the inorganic particle being supported on the surface of the polymer particle, in which the inorganic particles have an average particle diameter of less than 100 nm.Type: ApplicationFiled: May 14, 2019Publication date: August 29, 2019Applicant: FUJIFILM CorporationInventors: Mitsumasa HAMANO, Tadashi ITO, Naohiro MATSUNAGA, Shigeaki OHTANI
-
Publication number: 20190262122Abstract: According to the present invention, there are provided a membrane for immunoisolation, including: a porous membrane that contains a polymer, in which the porous membrane includes a layered compact portion where a pore diameter is the smallest within the membrane, and a pore diameter continuously increases in a thickness direction from the compact portion toward at least one surface of the porous membrane; a chamber for transplantation for enclosing a biological constituent therein, including the above-described membrane for immunoisolation on at least a part of a surface forming an inside and an outside of the chamber for transplantation; and a device for transplantation, including the above-described chamber for transplantation enclosing the biological constituent therein. In the membrane for immunoisolation of the present invention which can be manufactured at low costs, a deterioration in substance permeability is unlikely to occur.Type: ApplicationFiled: May 10, 2019Publication date: August 29, 2019Applicant: FUJIFILM CorporationInventors: Yusuke MOCHIZUKI, Kentaro NAKAMURA, Shigeaki OHTANI, Naohiro MATSUNAGA, Ryuta TAKEGAMI
-
Publication number: 20180116208Abstract: Provided are an antibacterial liquid having excellent sedimentation resistance, an antibacterial film formed using the antibacterial liquid, and a wet wipe produced using the antibacterial liquid. The antibacterial liquid is an antibacterial liquid including antibacterial microparticles, a binder, and a solvent, in which the antibacterial microparticles contain a silver-supporting inorganic oxide, the average particle size of the antibacterial microparticles is 1.0 ?m or less, the binder includes at least one silane compound, the solvent includes an alcohol and water, and the content of the alcohol with respect to the total mass of the antibacterial liquid is 10% by mass or more.Type: ApplicationFiled: November 2, 2017Publication date: May 3, 2018Applicant: FUJIFILM CorporationInventors: Mitsumasa HAMANO, Naohiro MATSUNAGA, Yusuke HATANAKA
-
Publication number: 20170164609Abstract: An object of the present invention is to provide an antibacterial sheet which is particularly extremely effective for preventing cloudiness or dew condensation and can prevent or inhibit the bacterial multiplication, an antibacterial coat, a laminate, and an antibacterial solution. The antibacterial sheet of the present invention has a support and at least one antibacterial layer disposed on the support, in which the antibacterial layer contains a binder and at least one kind of an antibacterial agent, and a water contact angle of only the binder is equal to or less than 20°.Type: ApplicationFiled: February 23, 2017Publication date: June 15, 2017Applicant: FUJIFILM CorporationInventors: Michihiro SHIBATA, Shin OZAWA, Tetsuo KAWANO, Jou TOMINAGA, Naohiro MATSUNAGA, Hideo NAGASAKI, Naoharu KIYOTO, Yusuke HATANAKA
-
Publication number: 20160071992Abstract: Disclosed is a back sheet for solar cells including a supporter and an A layer including at least a nonionic surfactant which has an ethylene glycol chain but does not have a carbon-carbon triple bond on at least one surface side of the supporter, in which the surface resistance value SR on the side provided with the A layer is in a range of 1.0×1010?/? to 5.5×1015?/?, and the improvement of the partial discharge voltage and the adhesiveness to an encapsulating material that encapsulates a solar cell are both achieved and a solar cell module including the back sheet for solar cells.Type: ApplicationFiled: October 1, 2015Publication date: March 10, 2016Applicant: FUJIFILM CorporationInventors: HIDEKI TOMIZAWA, NAOHIRO MATSUNAGA, NAOKI KOITO
-
Publication number: 20160064586Abstract: To provide a solar cell back sheet having excellent weather resistance and durability in which high adhesiveness to a sealing material for sealing a solar cell element is maintained for a long period of time even under harsh conditions of a high temperature and a high humidity and a solar cell module including the same. The solar cell back sheet including a supporter; and a coating layer (B) including a polymer having a yield point; and a coating layer (C) on at least one surface side of the supporter in this order, in which the coating layer (C) is in direct contact with a sealing material for a solar cell module to which the solar cell back sheet is applied and a solar cell module including the same.Type: ApplicationFiled: November 12, 2015Publication date: March 3, 2016Applicant: FUJIFILM CORPORATIONInventors: Hideki TOMIZAWA, Naohiro MATSUNAGA, Naoki KOITO
-
Patent number: 8208197Abstract: An optical film includes a filmy support that includes a polymer having all alicyclic structure; an ultraviolet absorbing layer; and a hardcoat layer, wherein the ultraviolet absorbing layer has a beam transmittance of 5% or less in a wavelength region of 200 to 340 nm and includes at least one ultraviolet absorbent selected from the group consisting of a metal oxide fine particle and a polymer particle.Type: GrantFiled: February 15, 2008Date of Patent: June 26, 2012Assignee: Fujifilm CorporationInventors: Tetsuya Asakura, Hiroyuki Yoneyama, Naohiro Matsunaga
-
Publication number: 20120107518Abstract: A Method for producing an antireflection film comprising a transparent support, at least one hard coat layer, and a low refractive index layer, the method including: coating a coating composition for forming the hard coat layer on or above the transparent support and curing the coating composition for forming the hard coat layer upon irradiation with light in an atmosphere at an oxygen concentration of 1% or less to form the hard coat layer; and coating a coating composition for forming the low refractive index layer on or above the hard coat layer and curing the coating composition for forming the low refractive index layer upon irradiation with light in an atmosphere at an oxygen concentration of 1% or less to form the low refractive index layer.Type: ApplicationFiled: September 23, 2011Publication date: May 3, 2012Applicant: FujiFilm CorporationInventors: Naohiro Matsunaga, Shuntaro Ibuki
-
Patent number: 8124224Abstract: An antireflection laminate includes a support; a layer having hardcoat property; an overcoat layer; and a low refractive index layer, wherein at least one layer of the layer having hardcoat property and the overcoat layer comprises a metal oxide particle, and the antireflection laminate has a surface haze value of 0 to 12%, an internal haze value of 0 to 60%, and a Sm value of 40 to 200 ?m.Type: GrantFiled: March 7, 2008Date of Patent: February 28, 2012Assignee: Fujifilm CorporationInventors: Shinya Kato, Hiroyuki Yoneyama, Naohiro Matsunaga
-
Patent number: 8115888Abstract: A liquid crystal display device includes a light source, at least one optical member having a periodic structure of 75 ?m or more, pixels disposed in a matrix state, and at least one optical member with light scattering properties.Type: GrantFiled: April 24, 2008Date of Patent: February 14, 2012Assignee: Fujifilm CorporationInventors: Jun Watanabe, Ryuji Saneto, Naohiro Matsunaga
-
Patent number: 8081281Abstract: A liquid crystal display device includes: a protective film; a polarizing plate; a liquid crystal cell for display; and a backlight, in this order, wherein the protective film is an antiglare optical film including a transparent substrate and at least one antiglare layer and having a concavo-convex shape on a surface of the antiglare optical film, and an integrated frequency value of tilted plane components having tilt angles between a normal line of the transparent substrate and a normal line of the concavo-convex shape on a surface of the antiglare optical film ranging from 0.05 to 0.25° is from 10 to 25% while an integrated frequency value of tilted plane components having the tilt angles ranging from 1.5 to 2.5° is from 10 to 25%.Type: GrantFiled: September 23, 2008Date of Patent: December 20, 2011Assignee: Fujifilm CorporationInventors: Naohiro Matsunaga, Jun Watanabe, Takuji Okura, Yutaro Mitsumori, Yasushi Tanabe, Ryuji Saneto
-
Patent number: 7645502Abstract: An anti-dazzling film is provided, which includes a triacetylcellulose film and an anti-dazzling layer provided on the triacetylcellulose film. The anti-dazzling layer includes a coating composition including an acrylic light transparent resin, plastic light transparent fine particles, and a leveling agent including a copolymer including (meth)acrylic acid repeating units containing at least one perfluoroalkyl group having 8 or more carbon atoms and (meth)acrylic acid repeating units having at least one bornane ring. A low-refractive index layer is provided on the anti-dazzling film to constitute an antireflection film.Type: GrantFiled: October 6, 2004Date of Patent: January 12, 2010Assignees: Dai Nippon Printing Co., Ltd., Fuji Photo Film Co., Ltd.Inventors: Koichi Mikami, Yukimitsu Iwata, Norinaga Nakamura, Naohiro Matsunaga
-
Patent number: 7601427Abstract: A curable composition is provided and contains (A) at least either a hydrolyzed product of organosilane or a condensation reaction product of the hydrolyzed product having a mass average molecular weight of from 500 to 10,000 in terms of ethylene glycol, (B) a fluorine-containing resin having a mass average molecular weight of 5,000 or more in terms of polystyrene, and a fluoroalkyl structure and a polysiloxane structure, and (C) a silane coupling agent represented by a prescribed formula or at least either a hydrolyzed product of the silane coupling agent or a condensation reaction product of the hydrolyzed product.Type: GrantFiled: April 25, 2006Date of Patent: October 13, 2009Assignee: Fujifilm CorporationInventors: Shinya Kato, Hiroyuki Yoneyama, Naohiro Matsunaga
-
Patent number: 7542207Abstract: An antiglare and antireflection film having sufficiently high antireflection performance and at the same time, having excellent image display quality. An antiglare and antireflection film comprising a transparent support and at least one antiglare hard coat layer, wherein the at least one antiglare hard coat layer comprises a first light-transmissive particle having an average particle size of 60% to less than 95% based on the thickness of the antiglare hard coat layer, and a second light-transmissive particle having an average particle size of 105% to less than 140% based on the layer thickness.Type: GrantFiled: February 24, 2003Date of Patent: June 2, 2009Assignee: Fujifilm CorporationInventor: Naohiro Matsunaga
-
Publication number: 20090080081Abstract: An optical film includes: a transparent substrate; and an antiglare layer containing a light transmissive resin and a first light transmissive particle, and having a thickness of from 8 to 15 ?m, wherein the first light transmissive particle has a particle size of from 5.5 to 10 ?m and a refractive index of from 1.55 to 1.58, and a ratio of the particle size of the first light transmissive particle to the thickness of the antiglare layer is from 0.30 to 0.75.Type: ApplicationFiled: September 19, 2008Publication date: March 26, 2009Inventors: Katsumi Inoeu, Tetsuya Asakura, Naohiro Matsunaga, Jun Watanabe, Hiroyuki Yoneyama
-
Publication number: 20090080082Abstract: A liquid crystal display device includes: a protective film; a polarizing plate; a liquid crystal cell for display; and a backlight, in this order, wherein the protective film is an antiglare optical film including a transparent substrate and at least one antiglare layer and having a concavo-convex shape on a surface of the antiglare optical film, and an integrated frequency value of tilted plane components having tilt angles between a normal line of the transparent substrate and a normal line of the concavo-convex shape on a surface of the antiglare optical film ranging from 0.05 to 0.25° is from 10 to 25% while an integrated frequency value of tilted plane components having the tilt angles ranging from 1.5 to 2.5° is from 10 to 25%.Type: ApplicationFiled: September 23, 2008Publication date: March 26, 2009Inventors: Naohiro MATSUNAGA, Jun WATANABE, Takuji OKURA, Yutaro MITSUMORI, Yasushi TANABE, Ryuji SANETO