Patents by Inventor Tomoaki Ito

Tomoaki Ito 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).

  • Publication number: 20150075616
    Abstract: An encapsulating material for solar cell of the invention contains an ethylene/?-olefin copolymer, and a content of a fluorine element in the ethylene/?-olefin copolymer, which is determined using a combustion method and an ion chromatograph method, is equal to or less than 30 ppm.
    Type: Application
    Filed: March 13, 2013
    Publication date: March 19, 2015
    Inventors: Shigenobu Ikenaga, Fumito Takeuchi, Tomoaki Ito
  • Publication number: 20150013755
    Abstract: An encapsulating material for solar cell of the invention contains an ethylene/?-olefin copolymer, an organic peroxide, at least one crosslinking aid selected from a group consisting of divinyl aromatic compounds, cyanurates, diallyl compounds, triallyl compounds, oximes and maleimides, and a (meth)acrylate-based monomer. The content of the (meth)acrylate-based monomer in the encapsulating material for solar cell is in a range of 0.1 parts by weight to 5.0 parts by weight with respect to 100 parts by weight of the ethylene/?-olefin copolymer, and the content of the crosslinking aid in the encapsulating material for solar cell is in a range of 0.1 parts by weight to 3 parts by weight with respect to 100 parts by weight of the ethylene/?-olefin copolymer.
    Type: Application
    Filed: February 7, 2013
    Publication date: January 15, 2015
    Applicant: MITSUI CHEMICALS TOHCELLO, INC.
    Inventors: Shigenobu Ikenaga, Fumito Takeuchi, Tomoaki Ito
  • Publication number: 20150007883
    Abstract: An encapsulating material for solar cell that is capable of suppressing the corrosion of metal and the occurrence of yellowing at a high temperature and has excellent long-term reliability in a constant temperature and humidity is provided. The encapsulating material for solar cell of the invention contains an ethylene/?-olefin copolymer, a hindered amine-based light stabilizer, a hindered phenol-based stabilizer, and a phosphorous-based stabilizer as essential components.
    Type: Application
    Filed: February 7, 2013
    Publication date: January 8, 2015
    Inventors: Shigenobu Ikenaga, Fumito Takeuchi, Tomoaki Ito
  • Publication number: 20150000739
    Abstract: An encapsulating material for solar cell is made of a resin composition containing a crosslinkable resin, and satisfies the following 1) and 2). 1) When the encapsulating material for solar cell is immersed in acetone at 23° C. for one hour after a crosslinking treatment in which the encapsulating material for solar cell is heated and depressurized at 150° C. and 250 Pa for three minutes, and then is heated and pressurized at 150° C. and 100 kPa for 15 minutes, an acetone-absorbing ratio is in a range of 3.5 weight % to 12.0 weight % with respect to the weight of the above-described crosslinking-treated encapsulating material for solar cell. 2) A volume resistivity of the above-described crosslinking-treated encapsulating material for solar cell, which is based on JIS K6911 and measured at a temperature of 100° C. with an applied voltage of 500 V, is in a range of 1.0×1013 ?·cm to 1.0×1018 ?·cm.
    Type: Application
    Filed: December 26, 2012
    Publication date: January 1, 2015
    Inventors: Shigenobu Ikenaga, Fumito Takeuchi, Tomoaki Ito, Nobuhiro Maruko, Masaaki Odoi
  • Patent number: 8865615
    Abstract: Ammonia oxidation catalyst being superior in heat resistance and capable of suppressing by-production of N2O and leakage of ammonia. The ammonia oxidation catalyst (AMOX) removes surplus ammonia, in selectively reducing nitrogen oxides by adding urea or ammonia and using a selective catalytic reduction (SCR) catalyst, into exhaust gas, wherein the ammonia oxidation catalyst is made by coating at least two catalyst layers having a catalyst layer (lower layer) including a catalyst supported a noble metal element on a composite oxide (A) having titania and silica as main components, and a catalyst layer (upper layer) including a composite oxide (C) consisting of tungsten oxide, ceria, and zirconia, at the surface of an integral structure-type substrate, wherein a composition of the composite oxide (C) is tungsten oxide: 1 to 50% by weight, ceria: 1 to 60% by weight, and zirconia: 30 to 90% by weight.
    Type: Grant
    Filed: November 17, 2011
    Date of Patent: October 21, 2014
    Assignee: N.E. Chemcat Corporation
    Inventors: Tomoaki Ito, Toshinori Okajima, Makoto Nagata
  • Patent number: 8814960
    Abstract: For producing a liquefied material from a glycerin-based solid material, a glycerin-based solid material is allowed to be efficiently liquefied to produce a liquefied material that can be used as, for example, a fuel or the like. A glycerin-based solid material, such as a glycerin-based solid material produced as a byproduct in the production of a biodiesel fuel from a plant oil, is mixed with at least one oil selected from the group consisting of a mineral oil, an animal oil, and a plant oil; and an acid to produce a liquefied material, the acid being mixed in such that the pH of the liquefied material is 3 to 12.
    Type: Grant
    Filed: August 30, 2010
    Date of Patent: August 26, 2014
    Assignees: Oneworld Corporation, Greenlife Techno Co., Ltd.
    Inventor: Tomoaki Ito
  • Publication number: 20140202536
    Abstract: An encapsulating material for solar cell containing an ethylene/?-olefin copolymer satisfying the following a1) and a2), and a specific peroxyketal having a 1-hour half-life temperature in a range of 100 to 135 degrees centigrade; the peroxyketal being contained in an amount of 0.1 to less than 0.8 weight parts relative to 100 weight parts of the ethylene/?-olefin copolymer. a1) the shore A hardness is from 60 to 85 as measured in accordance with ASTM D2240. a2) MFR is from 2 to 50 g/10 minutes as measured under the conditions of a temperature of 190 degrees centigrade and a load of 2.
    Type: Application
    Filed: August 16, 2012
    Publication date: July 24, 2014
    Inventors: Shigenobu Ikenaga, Fumito Takeuchi, Keiji Watanabe, Tomoaki Ito
  • Patent number: 8772625
    Abstract: Disclosed is an encapsulating material for solar cell containing an ethylene/?-olefin copolymer satisfying the following requirements (a1) to (a4): (a1) the content ratio of structural units derived from ethylene is from 80 to 90 mol % and the content ratio of structural units derived from ?-olefin having 3 to 20 carbon atoms is from 10 to 20 mol %; (a2) MFR is from 10 to 50 g/10 minutes as measured under the conditions of a temperature of 190 degrees centigrade and a load of 2.16 kg in accordance with ASTM D1238; (a3) the density is from 0.865 to 0.884 g/cm3 as measured in accordance with ASTM D1505; and (a4) the shore A hardness is from 60 to 85 as measured in accordance with ASTM D2240.
    Type: Grant
    Filed: October 7, 2011
    Date of Patent: July 8, 2014
    Assignees: Mitsui Chemicals, Inc., Mitsui Chemicals Tohcello, Inc.
    Inventors: Shigenobu Ikenaga, Fumito Takeuchi, Keiji Watanabe, Jun Tokuhiro, Takanobu Murofushi, Kazuhiro Yarimizu, Tomoaki Ito, Nobuhiro Maruko
  • Patent number: 8741240
    Abstract: The selective reduction-type catalyst effectively purifies nitrogen oxides contained in exhaust gas from a lean-burn engine such as a boiler, a gas turbine or a lean-burn engine, a diesel engine, even under high SV, as well as having small pressure loss, by supplying by spraying urea water or ammonia water, as a reducing component, to the selective reduction-type catalyst; and an exhaust gas purification apparatus along with an exhaust gas purification method using the same. The selective reduction-type catalyst for selectively reducing a nitrogen oxide by adding urea or ammonia as a reducing agent of the nitrogen oxide to exhaust gas discharged from a lean-burn engine, characterized by coating a catalyst layer including zeolite containing at least an iron element, and a composite oxide of silica, tungsten oxide, ceria and zirconia, as denitration components, at the surface of a monolithic structure-type substrate.
    Type: Grant
    Filed: September 21, 2011
    Date of Patent: June 3, 2014
    Assignee: N.E. Chemcat Corporation
    Inventors: Takashi Hihara, Tomoaki Ito, Yasushi Tanaka, Makoto Nagata
  • Publication number: 20140065044
    Abstract: Ammonia oxidation catalyst being superior in heat resistance and capable of suppressing by-production of N2O and leakage of ammonia. The ammonia oxidation catalyst (AMOX) removes surplus ammonia, in selectively reducing nitrogen oxides by adding urea or ammonia and using a selective catalytic reduction (SCR) catalyst, into exhaust gas, wherein the ammonia oxidation catalyst is made by coating at least two catalyst layers having a catalyst layer (lower layer) including a catalyst supported a noble metal element on a composite oxide (A) having titania and silica as main components, and a catalyst layer (upper layer) including a composite oxide (C) consisting of tungsten oxide, ceria, and zirconia, at the surface of an integral structure-type substrate, wherein a composition of the composite oxide (C) is tungsten oxide: 1 to 50% by weight, ceria: 1 to 60% by weight, and zirconia: 30 to 90% by weight.
    Type: Application
    Filed: November 17, 2011
    Publication date: March 6, 2014
    Applicant: N.E. CHEMCAT CORPORATION
    Inventors: Tomoaki Ito, Toshinori Okajima, Makoto Nagata
  • Publication number: 20140044635
    Abstract: An ammonia oxidation catalyst being superior in heat resistance and capable of suppressing by-production of N2O or NOx. The ammonia oxidation catalyst is made by coating at least two catalyst layers haying a catalyst layer (lower layer) including a catalyst supported a noble metal on an inorganic base material including any of a composite oxide (A) haying at least titania and silica as main components, alumina, and a composite oxide (B) consisting of alumina and silica; and a catalyst layer (upper layer) including a composite oxide (C) consisting of at least silica, tungsten oxide, ceria and zirconia, at the surface of an integral structure-type substrate, wherein a composition of the composite oxide (C) is silica: 20% by weight or less, tungsten oxide: 1 to 50% by weight, ceria: 1 to 60% by weight, and zirconia: 30 to 90% by weight.
    Type: Application
    Filed: February 24, 2012
    Publication date: February 13, 2014
    Applicant: N.E. CHEMCAT CORPORATION
    Inventors: Tomoaki Ito, Toshinori Okajima, Takashi Hihara, Makoto Nagata
  • Publication number: 20130233376
    Abstract: A solar-cell sealant that has excellent properties such as transparency, flexibility, adhesiveness, heat resistance, appearance, cross-linking characteristics, electrical characteristics, and calenderability. A solar-cell sealant that contains an ethylene/?-olefin/unconjugated-polyene copolymer satisfying requirements (a1) through (a3). Requirement (a1) is that constituent units derived from ethylene constitute 80-90 mol %, constituent units derived from C3-20 ?-olefin constitute 9.99-19.99 mol %, and constituent units derived from an unconjugated polyene constitute 0.01-5.0 mol % of said copolymer. Requirement (a2) is that the MFR of said copolymer, as measured in accordance with ASTM D1238 at 190° C. under a 2.16 kg load, be at least 2 g/10 min. and less than 10 g/10 min. Requirement (a3) is that the Shore A hardness of said copolymer, as measured in accordance with ASTM D2240, be 60 to 85.
    Type: Application
    Filed: November 17, 2011
    Publication date: September 12, 2013
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Shigenobu Ikenaga, Fumito Takeuchi, Keiji Watanabe, Tomoaki Ito
  • Publication number: 20130230441
    Abstract: The selective reduction-type catalyst effectively purifies nitrogen oxides contained in exhaust gas from a lean-burn engine such as a boiler, a gas turbine or a lean-burn engine, a diesel engine, even under high SV, as well as having small pressure loss, by supplying by spraying urea water or ammonia water, as a reducing component, to the selective reduction-type catalyst; and an exhaust gas purification apparatus along with an exhaust gas purification method using the same. The selective reduction-type catalyst for selectively reducing a nitrogen oxide by adding urea or ammonia as a reducing agent of the nitrogen oxide to exhaust gas discharged from a lean-burn engine, characterized by coating a catalyst layer including zeolite containing at least an iron element, and a composite oxide of silica, tungsten oxide, ceria and zirconia, as denitration components, at the surface of a monolithic structure-type substrate.
    Type: Application
    Filed: September 21, 2011
    Publication date: September 5, 2013
    Applicant: N.E. CHEMCAT CORPORATION
    Inventors: Takashi Hihara, Tomoaki Ito, Yasushi Tanaka, Makoto Nagata
  • Publication number: 20130213471
    Abstract: An encapsulating material for solar cell excellent in a balance among properties including transparency, flexibility, adhesiveness, heat resistance, appearance, crosslinking properties, electrical properties and calender moldability. The encapsulating material includes an ethylene/?-olefin copolymer satisfying the following requirements: (a1) the content ratio of structural units derived from ethylene is from 80 to 90 mol % and the content ratio of structural units derived from ?-olefin having 3 to 20 carbon atoms is from 10 to 20 mol %; (a2) MFR is equal to or more than 2 g/10 minutes and less than 10 g/10 minutes as measured under the conditions of a temperature of 190 degrees centigrade and a load of 2.16 kg in accordance with ASTM D1238; (a3) the density is from 0.865 to 0.884 g/cm3 as measured in accordance with ASTM D1505; and (a4) the shore A hardness is from 60 to 85 as measured in accordance with ASTM D2240.
    Type: Application
    Filed: October 31, 2011
    Publication date: August 22, 2013
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Shigenobu Ikenaga, Fumito Takeuchi, Keiji Watanabe, Tomoaki Ito
  • Publication number: 20130167911
    Abstract: Disclosed is an encapsulating material for solar cell containing an ethylene/?-olefin copolymer satisfying the following requirements (a1) to (a4): (a1) the content ratio of structural units derived from ethylene is from 80 to 90 mol % and the content ratio of structural units derived from ?-olefin having 3 to 20 carbon atoms is from 10 to 20 mol %; (a2) MFR is from 10 to 50 g/10 minutes as measured under the conditions of a temperature of 190 degrees centigrade and a load of 2.16 kg in accordance with ASTM D1238; (a3) the density is from 0.865 to 0.884 g/cm3 as measured in accordance with ASTM D1505; and (a4) the shore A hardness is from 60 to 85 as measured in accordance with ASTM D2240.
    Type: Application
    Filed: October 7, 2011
    Publication date: July 4, 2013
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Shigenobu Ikenaga, Fumito Takeuchi, Keiji Watanabe, Jun Tokuhiro, Takanobu Murofushi, Kazuhiro Yarimizu, Tomoaki Ito, Nobuhiro Maruko
  • Publication number: 20120186145
    Abstract: For producing a liquefied material from a glycerin-based solid material, a glycerin-based solid material is allowed to be efficiently liquefied to produce a liquefied material that can be used as, for example, a fuel or the like. A glycerin-based solid material, such as a glycerin-based solid material produced as a byproduct in the production of a biodiesel fuel from a plant oil, is mixed with at least one oil selected from the group consisting of a mineral oil, an animal oil, and a plant oil; and an acid to produce a liquefied material, the acid being mixed in such that the pH of the liquefied material is 3 to 12.
    Type: Application
    Filed: August 30, 2010
    Publication date: July 26, 2012
    Inventor: Tomoaki Ito
  • Publication number: 20110068817
    Abstract: [Object] To provide a solar cell output characteristic evaluation apparatus and a method thereof capable of accurately measuring an open-circuit voltage Voc by applying a forward bias current with a minimum power consumption without requiring a bipolar power supply discharging a large current causing a cost increase. [Organization] A solar cell output characteristic evaluation apparatus measuring output characteristic of a solar cell, including: a solar cell; a voltmeter measuring a voltage of the solar cell; an ammeter measuring a current value flowing in the solar cell; a variable resistor part connected to the solar cell; a forward bias circuit connected to the solar cell; and a reverse bias circuit connected to the solar cell is provided.
    Type: Application
    Filed: May 25, 2009
    Publication date: March 24, 2011
    Applicant: NPC INCORPORATED
    Inventors: Toru Hashimoto, Yoshimasa Togawa, Tomoaki Ito, Yuji Nakanishi
  • Publication number: 20110069479
    Abstract: [Object] A pseudo solar light generation apparatus using a switching system, capable of increasing electric power, measuring accurate I-V characteristic of a high-efficiency solar cell, and lengthening a time for maintaining an arc discharge of a lamp is provided. [Organization] Electric power is supplied from a charging power supply 12 connected to a commercial power supply 11 to an electric double layer capacitor and power control circuit 20 by a charge control of a control circuit 70, and a charge is performed. After the charge of the electric double layer capacitor and power control circuit 20 is finished, the control circuit 70 controls a switching type boosting power supply circuit 30 to store a predetermined voltage in a load smoothing capacitor 38, and lighting of a flash lamp 50 is performed.
    Type: Application
    Filed: May 25, 2009
    Publication date: March 24, 2011
    Applicant: NPC Incorporated
    Inventors: Toru Hashimoto, Yoshimasa Togawa, Tomoaki Ito, Yuji Nakanishi
  • Publication number: 20100090616
    Abstract: There are included an electric light emission continuous control unit and a power absorbing unit, and the electric light emission continuous control unit is provided with one or a plurality of large power elements to be used as a control impedance, and the large power element is continuously controlled to light a flash lamp to a determined light emission quantity. The power absorbing unit is provided with one or a plurality of power absorbing elements, and an operation of the power absorbing element is selected in a switching unit, and thereby power consumption of the large power element is controlled within a determined range.
    Type: Application
    Filed: October 14, 2009
    Publication date: April 15, 2010
    Applicant: NPC INCORPORATED
    Inventors: Seiji Yoshino, Yuji Nakanishi, Toru Hashimoto, Takashi Ooki, Masaru Watanabe, Tomoaki Ito, Yoshimasa Togawa
  • Patent number: D722949
    Type: Grant
    Filed: August 7, 2013
    Date of Patent: February 24, 2015
    Assignee: Bridgestone Corporation
    Inventors: Ataka Takei, Yuki Watanabe, Tomoaki Ito