Patents by Inventor Minoru Kadowaki

Minoru Kadowaki 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: 11806702
    Abstract: The present invention relates to a method for producing an oxide catalyst containing Mo, V, Sb, and Nb, the method including a raw material preparation step of obtaining an aqueous mixed liquid containing Mo, V, Sb, and Nb, an aging step of subjecting the aqueous mixed liquid to aging at more than 30° C., a drying step of drying the aqueous mixed liquid, thereby obtaining a dried powder, and a calcination step of calcining the dried powder, thereby obtaining the oxide catalyst, and a method for producing an unsaturated nitrile or an unsaturated acid by using the catalyst.
    Type: Grant
    Filed: July 12, 2021
    Date of Patent: November 7, 2023
    Assignee: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Eri Tateno, Minoru Kadowaki
  • Publication number: 20210339239
    Abstract: The present invention relates to a method for producing an oxide catalyst containing Mo, V, Sb, and Nb, the method including a raw material preparation step of obtaining an aqueous mixed liquid containing Mo, V, Sb, and Nb, an aging step of subjecting the aqueous mixed liquid to aging at more than 30° C., a drying step of drying the aqueous mixed liquid, thereby obtaining a dried powder, and a calcination step of calcining the dried powder, thereby obtaining the oxide catalyst, and a method for producing an unsaturated nitrile or an unsaturated acid by using the catalyst.
    Type: Application
    Filed: July 12, 2021
    Publication date: November 4, 2021
    Applicant: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Eri TATENO, Minoru KADOWAKI
  • Patent number: 11141722
    Abstract: A method for producing an oxide catalyst according to the present invention is a method for producing an oxide catalyst containing Mo, V, Sb, and Nb, the method including: a raw material preparation step of obtaining an aqueous mixed liquid containing Mo, V, Sb, and Nb; an aging step of subjecting the aqueous mixed liquid to aging at more than 30° C.
    Type: Grant
    Filed: September 8, 2017
    Date of Patent: October 12, 2021
    Assignee: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Eri Tateno, Minoru Kadowaki
  • Patent number: 10792643
    Abstract: A method for producing an oxide catalyst containing Mo, V, Sb, and Nb, the method including: a raw material preparation step including sub-step (I) of preparing an aqueous mixed liquid (A) containing Mo, V, and Sb, sub-step (II) of adding hydrogen peroxide to the aqueous mixed liquid (A), thereby facilitating oxidation of the aqueous mixed liquid (A) and obtaining an aqueous mixed liquid (A?), and sub-step (III) of mixing the aqueous mixed liquid (A?) and a Nb raw material liquid (B), thereby obtaining an aqueous mixed liquid (C); a drying step of drying the aqueous mixed liquid (C), thereby obtaining a dried powder; and a calcination step of calcining the dried powder under an inert gas atmosphere, wherein a time elapsed from addition of the hydrogen peroxide to the aqueous mixed liquid (A) to mixing the Nb raw material liquid (B) therewith is less than 5 minutes and the aqueous mixed liquid (A?) before being subjected to the sub-step (III) has an oxidation-reduction potential of 150 to 350 mV.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: October 6, 2020
    Assignee: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Eri Tateno, Minoru Kadowaki
  • Publication number: 20190232270
    Abstract: A method for producing an oxide catalyst according to the present invention is a method for producing an oxide catalyst containing Mo, V, Sb, and Nb, the method including: a raw material preparation step of obtaining an aqueous mixed liquid containing Mo, V, Sb, and Nb; an aging step of subjecting the aqueous mixed liquid to aging at more than 30° C.
    Type: Application
    Filed: September 8, 2017
    Publication date: August 1, 2019
    Applicant: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Eri TATENO, Minoru KADOWAKI
  • Patent number: 10343146
    Abstract: It is an object of the present invention to provide a composite oxide catalyst which can suppress the generation of CO2 and CO and improve the yield of an unsaturated nitrile in a method for subjecting propane or isobutane to a vapor-phase catalytic ammoxidation reaction to produce a corresponding unsaturated nitrile, and a method for producing the composite oxide catalyst, and a method for producing an unsaturated nitrile using the composite oxide catalyst. A composite oxide catalyst used for a vapor-phase catalytic oxidation reaction or vapor-phase catalytic ammoxidation reaction of propane or isobutane, the composite oxide catalyst comprising a composite oxide represented by the following composition formula (1): Mo1VaSbbNbcWdZeOn??(1), wherein the component Z is one or more element selected from the group consisting of La, Ce, Pr, Yb, Y, Sc, Sr, and Ba; a, b, c, d, e, and n represent atomic ratios of the elements; and 0.1?a<0.2, 0.15?b?0.5, 0.01?c ?0.5, 0?d?0.4, 0?e?0.2, and 0.60<a/b<1.00.
    Type: Grant
    Filed: September 13, 2013
    Date of Patent: July 9, 2019
    Assignee: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Yusuke Ishii, Minoru Kadowaki, Takaaki Kato
  • Publication number: 20190143304
    Abstract: A method for producing an oxide catalyst containing Mo, V, Sb, and Nb, the method including: a raw material preparation step including sub-step (I) of preparing an aqueous mixed liquid (A) containing Mo, V, and Sb, sub-step (II) of adding hydrogen peroxide to the aqueous mixed liquid (A), thereby facilitating oxidation of the aqueous mixed liquid (A) and obtaining an aqueous mixed liquid (A?), and sub-step (III) of mixing the aqueous mixed liquid (A?) and a Nb raw material liquid (B), thereby obtaining an aqueous mixed liquid (C); a drying step of drying the aqueous mixed liquid (C), thereby obtaining a dried powder; and a calcination step of calcining the dried powder under an inert gas atmosphere, wherein a time elapsed from addition of the hydrogen peroxide to the aqueous mixed liquid (A) to mixing the Nb raw material liquid (B) therewith is less than 5 minutes and the aqueous mixed liquid (A?) before being subjected to the sub-step (III) has an oxidation-reduction potential of 150 to 350 mV.
    Type: Application
    Filed: July 28, 2017
    Publication date: May 16, 2019
    Applicant: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Eri TATENO, Minoru KADOWAKI
  • Publication number: 20150231604
    Abstract: It is an object of the present invention to provide a composite oxide catalyst which can suppress the generation of CO2 and CO and improve the yield of an unsaturated nitrile in a method for subjecting propane or isobutane to a vapor-phase catalytic ammoxidation reaction to produce a corresponding unsaturated nitrile, and a method for producing the composite oxide catalyst, and a method for producing an unsaturated nitrile using the composite oxide catalyst. A composite oxide catalyst used for a vapor-phase catalytic oxidation reaction or vapor-phase catalytic ammoxidation reaction of propane or isobutane, the composite oxide catalyst comprising a composite oxide represented by the following composition formula (1): Mo1VaSbbNbcWdZeOn??(1), wherein the component Z is one or more element selected from the group consisting of La, Ce, Pr, Yb, Y, Sc, Sr, and Ba; a, b, c, d, e, and n represent atomic ratios of the elements; and 0.1?a<0.2, 0.15?b?0.5, 0.01?c?0.5, 0?d?0.4, 0?e?0.2, and 0.60<a/b<1.00.
    Type: Application
    Filed: September 13, 2013
    Publication date: August 20, 2015
    Applicant: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Yusuke Ishii, Minoru Kadowaki, Takaaki Kato
  • Patent number: 9070241
    Abstract: The present invention is characterized in that at least a first bill storage unit and a second bill storage unit are stacked and arranged in the stated sequence from a bill insert/discharge port side provided to the upper surface of the bill storage box; a door for loading and removing bills inside the bill storage units, and an opening and closing part for removing bills retained in an internal conveyance path between the first bill storage unit and the internal conveyance path are included; and the opening and closing direction of the door for loading and removing bills in the first bill storage unit and the opening and closing direction of the opening and closing part are substantially the same.
    Type: Grant
    Filed: June 3, 2011
    Date of Patent: June 30, 2015
    Assignee: Hitachi-Omron Terminal Solutions, Corporation
    Inventors: Junji Fujita, Minoru Kadowaki, Naoaki Nishizawa, Akihiro Nagura
  • Patent number: 9010626
    Abstract: A paper money receiving/dispensing mechanism comprises a paper money storage unit that temporarily stores paper money; a paper money receiving/dispensing opening, arranged above the storage unit, used for receiving and dispensing paper money; a paper money transport unit capable of switching to either one of an operating position for transporting paper money between the storage unit and the paper money receiving/dispensing opening and a standby position; and a transport control unit for switching the paper money transport unit to the operating position or the standby position.
    Type: Grant
    Filed: October 31, 2008
    Date of Patent: April 21, 2015
    Assignee: Hitachi-Omron Terminal Solutions, Corp.
    Inventors: Takeshi Kanagawa, Riichi Kato, Shinji Shibata, Junji Fujita, Minoru Kadowaki
  • Patent number: 8980183
    Abstract: An apparatus for producing a catalyst comprising a tank configured to prepare an aqueous mixed solution containing a Mo compound, a V compound and a Nb compound, a dryer configured to spray-dry the aqueous mixed solution, and a pipe for connecting the tank with the dryer so that the aqueous mixed solution can be supplied from the tank to the dryer, wherein a heater configured to heat the aqueous mixed solution is provided in the tank and/or the pipe, and a filter configured to filtrate the aqueous mixed solution is provided in the pipe.
    Type: Grant
    Filed: December 13, 2011
    Date of Patent: March 17, 2015
    Assignee: Asahi Kasei Chemicals Corporation
    Inventors: Takaaki Kato, Satoshi Endo, Minoru Kadowaki
  • Patent number: 8785675
    Abstract: It is an object of the present invention to provide a mixed catalyst for a vapor-phase catalytic oxidation or a vapor-phase catalytic ammoxidation reaction of propane, or isobutene, capable of providing a corresponding unsaturated acid or unsaturated nitrile at high yield from propane or isobutene.
    Type: Grant
    Filed: March 23, 2011
    Date of Patent: July 22, 2014
    Assignee: Asahi Kasei Chemicals Corporation
    Inventors: Takaaki Kato, Minoru Kadowaki
  • Publication number: 20140190787
    Abstract: The present invention is characterized in that at least a first bill storage unit and a second bill storage unit are stacked and arranged in the stated sequence from a bill insert/discharge port side provided to the upper surface of the bill storage box; a door for loading and removing bills inside the bill storage units, and an opening and closing part for removing bills retained in an internal conveyance path between the first bill storage unit and the internal conveyance path are included; and the opening and closing direction of the door for loading and removing bills in the first bill storage unit and the opening and dosing direction of the opening and closing part are substantially the same.
    Type: Application
    Filed: June 3, 2011
    Publication date: July 10, 2014
    Inventors: Junji Fujita, Minoru Kadowaki, Naoaki Nishizawa, Akihiro Nagura
  • Patent number: 8556251
    Abstract: A paper sheet handling machine is provided, including: a paper sheet slot configured to receive and provide a paper sheet, a pair of push plates configured to hold the paper sheet inserted into and discharged from the paper sheet handling machine via the paper sheet slot and apply a pressing force to the paper sheet in a thickness direction thereof, pair of conveyor assemblies including a first conveyor assembly and a second conveyor assembly configured to hold and convey the paper sheet inserted and discharged via the paper sheet slot; and a moving mechanism configured to move the first conveyor assembly and the second conveyor assembly in mutually approaching directions or in mutually away directions, and to locate the first conveyor assembly and the second conveyor assembly at any position in between and external to the pair of push plates, as seen from the paper sheet slot.
    Type: Grant
    Filed: January 20, 2010
    Date of Patent: October 15, 2013
    Assignee: Hitachi Omron Terminal Solutions, Corp.
    Inventors: Junji Fujita, Masanori Terao, Shinya Miwa, Riichi Kato, Minoru Kadowaki, Shinji Shibata, Youta Sasajima
  • Publication number: 20130253216
    Abstract: An apparatus for producing a catalyst comprising a tank configured to prepare an aqueous mixed solution containing a Mo compound, a V compound and a Nb compound, a dryer configured to spray-dry the aqueous mixed solution, and a pipe for connecting the tank with the dryer so that the aqueous mixed solution can be supplied from the tank to the dryer, wherein a heater configured to heat the aqueous mixed solution is provided in the tank and/or the pipe, and a filter configured to filtrate the aqueous mixed solution is provided in the pipe.
    Type: Application
    Filed: December 13, 2011
    Publication date: September 26, 2013
    Applicant: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Takaaki Kato, Satoshi Endo, Minoru Kadowaki
  • Patent number: 8511666
    Abstract: The provides a two money kinds recycle box provided with a plurality of paper money accumulating portions and storing and feeding the paper money at one position, thereby simplifying a carrier path structure of a whole of a paper money inputting and outputting machine provided with the two money kinds recycle box, and corresponding to a lot of money kinds with a compact structure. The two money kinds recycle box is provided with an output and input port outputting and inputting the paper money with respect to an external portion, a plurality of paper money accumulating portions storing the paper money, a pickup roller provided at one position of each of the paper money accumulating portions and carrying out an accumulating motion of the paper sheets onto the paper money accumulating portions and a feeding motion of the paper sheets from the accumulating portions, and a two-way carrier path carrying the paper sheets in a two-way direction between the one output and input port and a plurality of pickup rollers.
    Type: Grant
    Filed: December 2, 2010
    Date of Patent: August 20, 2013
    Assignee: Hitachi-Omron Terminal Solutions, Corp.
    Inventors: Hiroshi Ichikawa, Shinji Shibata, Minoru Kadowaki, Riichi Kato
  • Publication number: 20130053596
    Abstract: It is an object of the present invention to provide a mixed catalyst for a vapor-phase catalytic oxidation or a vapor-phase catalytic ammoxidation reaction of propane or isobutane, capable of providing a corresponding unsaturated acid or unsaturated nitrile at high yield from propane or isobutane. A mixed catalyst for a vapor-phase catalytic oxidation reaction or a vapor-phase catalytic ammoxidation reaction of propane or isobutane comprises: (a) a composite oxide represented by the following composition formula (1): Mo1VaNbbSbcWdZeOn??(1) wherein Z represents at least one element selected from the group consisting of La, Ce, Pr, Yb, Y, Sc, Sr, and Ba; each of a, b, c, d, e, and n represents an atomic ratio of each element based on Mo atom; a is in a range of 0.01?a?1; b is in a range of 0.01?b?1; c is in a range of 0.01?c?1; d is in a range of 0.
    Type: Application
    Filed: March 23, 2011
    Publication date: February 28, 2013
    Applicant: ASAHI KASEI CHEMICALS CORPORATION
    Inventors: Takaaki Kato, Minoru Kadowaki
  • Patent number: 8087656
    Abstract: A cash handling system 10 has an upper unit 100 mounted on a lower unit 200. The upper unit 100 has a cash slot 110, first bill transfer openings 160a to 160c, and a conveyor line 120. The lower unit 200 has a second bill transfer opening 210, cash cartridges 240, and a conveyor line 220. The conveyor line 120 has multiple conveyance branch paths 120a to 120c provided corresponding to multiple first bill transfer openings 160a to 160c. This arrangement enables the position of the cash slot to be readily changeable relative to the cash cartridges.
    Type: Grant
    Filed: April 30, 2008
    Date of Patent: January 3, 2012
    Assignee: Hitachi-Omron Terminal Solutions, Corp.
    Inventors: Junji Fujita, Minoru Kadowaki, Shinji Shibata, Riichi Kato
  • Patent number: 8028989
    Abstract: A bottom surface of a stacking and accommodating portion is structured such as to be sloped to be lower in accordance with moving away from a paper carry-in side, and a push plate is controlled so as to be moved in a direction moving close to a carry-in port of the paper by detecting a stack paper width determined on the basis of a product of a stacked number count information of the papers and a thickness information per one paper, and the papers are accommodated.
    Type: Grant
    Filed: May 29, 2009
    Date of Patent: October 4, 2011
    Assignee: Hitachi-Omron Terminal Solutions, Corporation
    Inventors: Naofumi Kitagawa, Shinji Shibata, Minoru Kadowaki
  • Patent number: 7976005
    Abstract: The provides a two money kinds recycle box provided with a plurality of paper money accumulating portions and storing and feeding the paper money at one position, thereby simplifying a carrier path structure of a whole of a paper money inputting and outputting machine provided with the two money kinds recycle box, and corresponding to a lot of money kinds with a compact structure. The two money kinds recycle box is provided with an output and input port outputting and inputting the paper money with respect to an external portion, a plurality of paper money accumulating portions storing the paper money, a pickup roller provided at one position of each of the paper money accumulating portions and carrying out an accumulating motion of the paper sheets onto the paper money accumulating portions and a feeding motion of the paper sheets from the accumulating portions, and a two-way carrier path carrying the paper sheets in a two-way direction between the one output and input port and a plurality of pickup rollers.
    Type: Grant
    Filed: December 13, 2007
    Date of Patent: July 12, 2011
    Assignee: Hitachi-Omron Terminal Solutions, Corp.
    Inventors: Hiroshi Ichikawa, Shinji Shibata, Minoru Kadowaki, Riichi Kato