Patents by Inventor Akira Esaki
Akira Esaki 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: 10194596Abstract: An object of the present invention is to provide an organism cultivation facility suitable for industrial, economical, and large-scale cultivation of an organism by efficient air conditioning which is required for the cultivation of the organism. The object can be achieved with an organism cultivation facility comprising, in a building: a cultivation unit having organism containers capable of storing organisms, and a support structure that supports the organism containers; and a conveying device for the organism containers; wherein the organism cultivation facility has a partition wall(s) that can divide the space of the operating area of the conveying device into two or more spaces in the height direction, and at least a part of the partition wall is movable.Type: GrantFiled: September 25, 2015Date of Patent: February 5, 2019Assignee: MITSUBISHI CHEMICAL CORPORATIONInventors: Akira Esaki, Akitoshi Yoshimoto, Kazuhiro Yatsukawa, Kazuhiro Hayashi
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Publication number: 20160014977Abstract: An object of the present invention is to provide an organism cultivation facility suitable for industrial, economical, and large-scale cultivation of an organism by efficient air conditioning which is required for the cultivation of the organism. The object can be achieved with an organism cultivation facility comprising, in a building: a cultivation unit having organism containers capable of storing organisms, and a support structure that supports the organism containers; and a conveying device for the organism containers; wherein the organism cultivation facility has a partition wall(s) that can divide the space of the operating area of the conveying device into two or more spaces in the height direction, and at least a part of the partition wall is movable.Type: ApplicationFiled: September 25, 2015Publication date: January 21, 2016Applicant: MITSUBISHI CHEMICAL CORPORATIONInventors: Akira ESAKI, Akitoshi YOSHIMOTO, Kazuhiro YATSUKAWA, Kazuhiro HAYASHI
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Patent number: 8221865Abstract: To provide an optical recording medium excellent in the balance of characteristics, which has a sufficient surface hardness and of which the deformation when the environmental temperature and the environmental humidity change is small. An optical recording medium comprising a resin substrate, a recording and reading layer, a cover coat layer which is a cured product of a radiation-curable composition containing a urethane (meth)acrylate (A) and a (meth)acrylate compound (B) other than the urethane (meth)acrylate (A), and a hard coat layer having a surface hardness of at least B in this order, wherein of the cover coat layer, the ratio of the elastic modulus in tension upon absorbing water to saturation to the elastic modulus in tension at 25° C. under a humidity of 45% is at least 0.20.Type: GrantFiled: August 20, 2008Date of Patent: July 17, 2012Assignee: Mitsubishi Kagaku Media Co., Ltd.Inventors: Akira Esaki, Yuuki Ono, Yuuji Soejima, Kentarou Uchino, Makoto Terauchi, Takeshi Kuriwada
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Patent number: 8018825Abstract: To provide an optical recording medium of which mechanical properties and storage stability will not be impaired, and which will show little deterioration in signal properties even after being left to stand at high temperature under high humidity. An optical recording medium to perform recording/reading by means of blue laser, which has a value of 10 or less as obtained by “error rate after its environmental resistance test/error rate before its environmental resistance test” in error rates obtained before and after its environmental resistance test carried out by leaving the medium to stand for 500 hours at a temperature of 80° C. under a relative humidity of 80%.Type: GrantFiled: September 5, 2008Date of Patent: September 13, 2011Assignee: Mitsubishi Kagaku Media Co., Ltd.Inventors: Akira Esaki, Takeshi Kuriwada, Tomokazu Iwasaki
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Publication number: 20100214901Abstract: To provide an optical recording medium of which mechanical properties and storage stability will not be impaired, and which will show little deterioration in signal properties even after being left to stand at high temperature under high humidity. An optical recording medium to perform recording/reading by means of blue laser, which has a value of 10 or less as obtained by “error rate after its environmental resistance test/error rate before its environmental resistance test” in error rates obtained before and after its environmental resistance test carried out by leaving the medium to stand for 500 hours at a temperature of 80° C. under a relative humidity of 80%.Type: ApplicationFiled: September 5, 2008Publication date: August 26, 2010Applicant: Mitsubishi Kagaku Media Co., Ltd.Inventors: Akira Esaki, Takeshi Kuriwada, Tomokazu Iwasaki
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Publication number: 20100055377Abstract: To provide an optical recording medium excellent in the balance of characteristics, which has a sufficient surface hardness and of which the deformation when the environmental temperature and the environmental humidity change is small. An optical recording medium comprising a resin substrate, a recording and reading layer, a cover coat layer which is a cured product of a radiation-curable composition containing a urethane (meth)acrylate (A) and a (meth)acrylate compound (B) other than the urethane (meth)acrylate (A), and a hard coat layer having a surface hardness of at least B in this order, wherein of the cover coat layer, the ratio of the elastic modulus in tension upon absorbing water to saturation to the elastic modulus in tension at 25° C. under a humidity of 45% is at least 0.20.Type: ApplicationFiled: August 20, 2008Publication date: March 4, 2010Applicant: Mitsubishi Kagaku Media Co., LtdInventors: Akira Esaki, Yuuki Ono, Yuuji Soejima, Kentarou Uchino, Makoto Terauchi, Takeshi Kuriwada
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Publication number: 20100016520Abstract: In order to provide a radiation-curable composition which exhibits corrosion proof while maintaining mechanical properties and preservation stability and an optical recording medium using the composition, the radiation-curable composition for an optical recording medium comprises a urethane (meth)acrylate compound (A) and a compound (C) containing one or more epoxy groups, and has an acid content of 1.0×10?4 eq/g or less.Type: ApplicationFiled: December 17, 2007Publication date: January 21, 2010Applicant: MITSUBISHI CHEMICAL CORPORATIONInventors: Akira Esaki, Tomoaki Hiwatashi
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Patent number: 7569619Abstract: A radiation-curable resin composition comprising an inorganic component containing a silica particle composed of a hydrolyzate of an oligomer of an alkoxysilane and a monomer and/or an oligomer thereof, wherein viscosity at 25° C. is from 1,000 to 10,000 centipoises.Type: GrantFiled: May 6, 2005Date of Patent: August 4, 2009Assignee: Mitsubishi Chemical CorporationInventors: Akira Esaki, Osamu Matsuda
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Publication number: 20080102262Abstract: A radiation-curable composition capable of giving a cured product which has excellent transparency, mechanical strength and an excellent balance between surface hardness and resistance to deformation by heat/humidity; the cured product; and a multilayer structure which has a layer of the cured product and is suitable for use as an optical recording medium, etc, are provided A radiation-curable composition which comprises a monomer having a radiation-curable group and gives a cured product having the following properties: (1) when the cured product has a thickness of 100±5 ?m, the cured product has a light transmittance at a wavelength of 550 nm of 80% or higher; (2) a multilayer structure where a layer of the cured product having a thickness of 100±5 ?m is formed on a poly(ethylene terephthalate) film having a thickness of 100±5 ?m, has a surface hardness of HB or higher; and (3) when a multilayer structure where the cured product having a thickness of 100±5 ?m is formed on a disk made of a polycarbonate haviType: ApplicationFiled: November 8, 2005Publication date: May 1, 2008Applicant: MITSUBISHI CHEMICAL CORPORATIONInventors: Akira Esaki, Osamu Matsuda
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Publication number: 20070231527Abstract: It is to obtain an optical recording medium having sufficient stainproof properties and adhesion in a simple and industrially advantageous process. On an optical recording medium comprising a substrate, and a recording and retrieving layer formed on the substrate, a light transmitting layer to be formed on the recording and retrieving layer formed by curing a composition containing silica particles and an oligomer having a urethane bond and capable of being cured by irradiation with radiation, and a stainproof layer to be formed on the light transmitting layer, containing an alkoxysilane compound containing a fluorine atom and/or a hydrolysate of the alkoxysilane compound, are provided.Type: ApplicationFiled: November 9, 2005Publication date: October 4, 2007Applicant: Mitsubishi Kagaku Media Co., Ltd.Inventors: Atsushi Tamaki, Akira Esaki, Takeshi Kuriwada
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Publication number: 20050267230Abstract: A radiation-curable resin composition comprising an inorganic component containing a silica particle composed of a hydrolyzate of an oligomer of an alkoxysilane and a monomer and/or an oligomer thereof, wherein viscosity at 25° C. is from 1,000 to 10,000 centipoises.Type: ApplicationFiled: May 6, 2005Publication date: December 1, 2005Applicant: MITSUBISHI CHEMICAL CORPORATIONInventors: Akira Esaki, Osamu Matsuda
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Patent number: 6759104Abstract: A photocurable composition, wherein a small amount of an alicyclic skeleton-containing mono(meth) acrylate is incorporated in a combination of an alicyclic skeleton-containing bis(meth)acrylate and a mercapto compound, a cured product obtained by the copolymerization thereof, and a process for producing the cured product.Type: GrantFiled: September 30, 2002Date of Patent: July 6, 2004Assignee: Mitsubishi Chemical CorporationInventors: Seiichiro Hayakawa, Akihiko Sakai, Akira Esaki, Yutaka Tamura
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Publication number: 20030118941Abstract: A photocurable composition, wherein a small amount of an alicyclic skeleton-containing mono(meth) acrylate is incorporated in a combination of an alicyclic skeleton-containing bis(meth)acrylate and a mercapto compound, a cured product obtained by the copolymerization thereof, and a process for producing the cured product.Type: ApplicationFiled: September 30, 2002Publication date: June 26, 2003Applicant: MITSUBISHI CHEMICAL CORPORATIONInventors: Seiichiro Hayakawa, Akihiko Sakai, Akira Esaki, Yutaka Tamura
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Patent number: 5322864Abstract: An epoxy resin composition comprising (a) a low-viscosity epoxy resin having a viscosity of not more than 100 poise at 25.degree. C. which contains a tri- or tetrafunctional liquid aromatic epoxy resin, (b) a liquid curing agent selected from the group consisting of an imidazole compound, the combination of a liquid alicyclic acid anhydride and an imidazole compound, the combination of a liquid alicyclic amine and an imidazole compound, (c) a metal powder having an average particle size of not more than 125 .mu.m or an inorganic powder consisted of 50 parts or more by weight of a metal powder having an average particle size of not more than 125 3/4m and less than 50 parts by weight of an inorganic filler other than a metal powder, whose average particle size is smaller than that of the metal powder, based on the total amount of the metal powder and the inorganic filler.Type: GrantFiled: February 2, 1993Date of Patent: June 21, 1994Assignee: Mitsubishi Petrochemical Co., Ltd.Inventors: Toshio Sugimoto, Sadahiko Kawaguchi, Akira Esaki
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Patent number: D267799Type: GrantFiled: September 18, 1980Date of Patent: February 1, 1983Assignee: Sharp CorporationInventors: Akira Esaki, Tsutomu Yamasaki, Keiji Sakata
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Patent number: D268677Type: GrantFiled: July 8, 1980Date of Patent: April 19, 1983Assignee: Sharp CorporationInventors: Yoshihisa Ohie, Akira Esaki, Masaji Sawada, Tsutomu Yamasaki
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Patent number: D276363Type: GrantFiled: December 7, 1982Date of Patent: November 13, 1984Assignee: Sharp CorporationInventors: Shigetoshi Hazama, Shuzo Sawa, Matafumi Ikeda, Akira Esaki
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Patent number: D276365Type: GrantFiled: November 12, 1982Date of Patent: November 13, 1984Assignee: Sharp CorporationInventors: Shigetoshi Hazama, Shuzo Sawa, Matafumi Ikeda, Akira Esaki
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Patent number: D276366Type: GrantFiled: November 12, 1982Date of Patent: November 13, 1984Assignee: Sharp CorporationInventors: Shigetoshi Hazama, Shuzo Sawa, Matafumi Ikeda, Akira Esaki
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Patent number: D277600Type: GrantFiled: December 7, 1982Date of Patent: February 12, 1985Assignee: Sharp CorporationInventors: Shigetoshi Hazama, Shuzo Sawa, Matafumi Ikeda, Akira Esaki