Patents by Inventor Kazuaki Sasaki

Kazuaki Sasaki 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: 11970483
    Abstract: The present invention aims to provide a compound that may be useful for the prophylaxis or treatment of constipation and the like. The present invention provides a compound represented by the formula (I): wherein R1 is a hydrogen atom, a halogen atom, an optionally substituted C1-6 alkyl group, or an optionally substituted C1-6 alkoxy group; and ring A is an optionally further substituted ring, or a salt thereof.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: April 30, 2024
    Assignee: Takeda Pharmaceutical Company Limited
    Inventors: Shinobu Sasaki, Yasutomi Asano, Kazuaki Takami, Masaki Seto, Haruhi Ando
  • Publication number: 20220270940
    Abstract: An abnormality detection method includes: supplying a gas controlled to a selected rate to a gas supply pipe via the gas pipe connected to the gas supply pipe, thereby introducing the gas into a reaction region of a processing container provided in a processing apparatus from a gas hole of the gas supply pipe; measuring a pressure inside the gas pipe by a pressure gauge attached to the gas pipe; and detecting an abnormality of at least one of the gas supply pipe and the gas pipe based on the pressure measured at the measuring.
    Type: Application
    Filed: February 18, 2022
    Publication date: August 25, 2022
    Inventors: Shingo HISHIYA, Nobutoshi TERASAWA, Fumiaki NAGAI, Kazuaki SASAKI, Hiroaki KIKUCHI, Masayuki KITAMURA, Kazuo YABE, Motoshi FUKUDOME, Tatsuya MIYAHARA, Eiji KIKAMA, Yuki TANABE, Tomoyuki NAGATA
  • Patent number: 10252830
    Abstract: One object is to provide an electron beam sterilization apparatus including: an inner-surface sterilization chamber (5) including an inner-surface electron beam application device; and a blocking chamber (6) for receiving a preform product (P) from the inner-surface sterilization chamber (5) and blocking X-rays produced by application of the electron beam. The blocking chamber (6) includes an upstream opening (62) and a downstream opening (63) formed therein, the preform product (P) being received through the upstream opening (62) and transferred through the downstream opening (63). The blocking chamber (6) includes: a gripper (74) for gripping the preform product (P); a sterilized rotation table (71) for conveying the gripped preform product (P) in a circular path; and a blocking wall (81) not in contact with the sterilized rotation table (71) and configured to block the X-rays.
    Type: Grant
    Filed: October 5, 2015
    Date of Patent: April 9, 2019
    Assignee: Hitachi Zosen Corporation
    Inventors: Kazuaki Sasaki, Takayasu Yokobayashi, Shinichi Takeda
  • Patent number: 10034952
    Abstract: One object is to provide an electron beam sterilization apparatus for sterilizing a preform product (P) by applying an electron beam while conveying the preform product (P), the apparatus comprising: an input star wheel (21) configured to convey the preform product (P) in a circular path; and an outer-surface electron beam application device and an inner-surface electron beam application device configured to apply an electron beam to the preform product (P) being conveyed by the input star wheel (21). A blocking short tube (31) is provided on a lower surface of the star wheel plate (22) of the input star wheel (21) so as to block radioactive rays produced by application of the electron beam and surround a central axis (1v) of the input star wheel (21). The blocking short tube (31) includes a ventilation space (34) formed therein.
    Type: Grant
    Filed: October 5, 2015
    Date of Patent: July 31, 2018
    Assignee: HITACHI ZOSEN CORPORATION
    Inventors: Kazuaki Sasaki, Takayasu Yokobayashi, Shinichi Takeda
  • Publication number: 20170239379
    Abstract: One object is to provide an electron beam sterilization apparatus for sterilizing a preform product (P) by applying an electron beam while conveying the preform product (P), the apparatus comprising: an input star wheel (21) configured to convey the preform product (P) in a circular path; and an outer-surface electron beam application device and an inner-surface electron beam application device configured to apply an electron beam to the preform product (P) being conveyed by the input star wheel (21). A blocking short tube (31) is provided on a lower surface of the star wheel plate (22) of the input star wheel (21) so as to block radioactive rays produced by application of the electron beam and surround a central axis (1v) of the input star wheel (21). The blocking short tube (31) includes a ventilation space (34) formed therein.
    Type: Application
    Filed: October 5, 2015
    Publication date: August 24, 2017
    Inventors: Kazuaki SASAKI, Takayasu YOKOBAYASHI, Shinichi TAKEDA
  • Publication number: 20170225816
    Abstract: One object is to provide an electron beam sterilization apparatus including: an inner-surface sterilization chamber (5) including an inner-surface electron beam application device; and a blocking chamber (6) for receiving a preform product (P) from the inner-surface sterilization chamber (5) and blocking X-rays produced by application of the electron beam. The blocking chamber (6) includes an upstream opening (62) and a downstream opening (63) formed therein, the preform product (P) being received through the upstream opening (62) and transferred through the downstream opening (63). The blocking chamber (6) includes: a gripper (74) for gripping the preform product (P); a sterilized rotation table (71) for conveying the gripped preform product (P) in a circular path; and a blocking wall (81) not in contact with the sterilized rotation table (71) and configured to block the X-rays.
    Type: Application
    Filed: October 5, 2015
    Publication date: August 10, 2017
    Inventors: Kazuaki SASAKI, Takayasu YOKOBAYASHI, Shinichi TAKEDA
  • Publication number: 20170052826
    Abstract: A device includes a processor configured to obtain a use amount of a plurality of resources allocated to a first information processing system when a response time has exceeded a threshold in the first information processing system among a plurality of information processing systems that operate on a plurality of virtual machines, determine whether or not depletion has occurred in any of the resources in the first information processing system on the basis of the use amount of the plurality of resources, identify a surplus resource, which is a resource other than the depleted resource, from among the plurality of resources on the basis of the use amount of the plurality of resources when it is determined that the excess of the response time is due to the depletion and accommodate the surplus resource to a second information processing system among the plurality of information processing systems.
    Type: Application
    Filed: July 15, 2016
    Publication date: February 23, 2017
    Applicant: FUJITSU LIMITED
    Inventors: Kazuaki Sasaki, Kiyoshi KOUGE, Daigo Iwatsuki, Yoshikazu Oda
  • Patent number: 8933326
    Abstract: Disclosed is a multijunction compound semiconductor solar cell having a buffer layer between a first cell and a second cell. In the buffer layer, a plurality of semiconductor layers is arranged such that lattice constants thereof have larger values in order from the first cell side to the second cell side. Of the plurality of semiconductor layers, two layers having the largest difference in lattice constant among each two adjacent layers are disposed closer to the first cell than the center in the thickness direction of the buffer layer.
    Type: Grant
    Filed: December 27, 2010
    Date of Patent: January 13, 2015
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Kazuaki Sasaki, Takaaki Agui
  • Patent number: 8911372
    Abstract: A diagnostic imaging apparatus for imaging information changing with time and displaying it in real time, composed of an ultrasonic probe (2), having piezoelectric elements arranged in an array form that transmit ultrasonic waves to a target object (1) and acquires a reflection signal from the target object; a body movement measuring unit (12) that constitutes a two-dimensional ultrasonic image using the reflection signal acquired by the ultrasonic probe, sets, in the image plane, a plurality of measuring areas used for measuring the body movement of the target object, and measures the body movement and deformation amounts in the measuring areas; and an image accumulating (subtracting) unit for accumulating or subtracting images using body movement measured by the body movement measurement unit.
    Type: Grant
    Filed: May 28, 2013
    Date of Patent: December 16, 2014
    Assignee: Hitachi Medical Corporation
    Inventors: Hideki Yoshikawa, Takashi Azuma, Kenichi Kawabata, Kazuaki Sasaki, Shinichiro Umemura
  • Publication number: 20130261451
    Abstract: A diagnostic imaging apparatus for imaging information changing with time and displaying it in real time, composed of an ultrasonic probe (2), having piezoelectric elements arranged in an array form that transmit ultrasonic waves to a target object (1) and acquires a reflection signal from the target object; a body movement measuring unit (12) that constitutes a two-dimensional ultrasonic image using the reflection signal acquired by the ultrasonic probe, sets, in the image plane, a plurality of measuring areas used for measuring the body movement of the target object, and measures the body movement and deformation amounts in the measuring areas; and an image accumulating (subtracting) unit for accumulating or subtracting images using body movement measured by the body movement measurement unit.
    Type: Application
    Filed: May 28, 2013
    Publication date: October 3, 2013
    Applicant: Hitachi Medical Corporation
    Inventors: Hideki YOSHIKAWA, Takashi AZUMA, Kenichi KAWABATA, Kazuaki SASAKI, Shinichiro UMEMURA
  • Patent number: 8460191
    Abstract: An diagnostic imaging apparatus for imaging information changing with time and displaying it in real time, composed of an ultrasonic probe (2), having piezoelectric elements arranged in an array form that transmit ultrasonic waves to a target object (1) and acquires a reflection signal from the target object; a body movement measuring unit (12) that constitutes a two-dimensional ultrasonic image using the reflection signal acquired by the ultrasonic probe, sets, in the image plane, a plurality of measuring areas used for measuring the body movement of the target object, and measures the body movement and deformation amounts in the measuring areas; and an image accumulating (subtracting) unit for accumulating or subtracting images using body movement measured by the body movement measurement unit.
    Type: Grant
    Filed: May 18, 2006
    Date of Patent: June 11, 2013
    Assignee: Hitachi Medical Corporation
    Inventors: Hideki Yoshikawa, Takashi Azuma, Kenichi Kawabata, Kazuaki Sasaki, Shinichiro Umemura
  • Publication number: 20130060032
    Abstract: A potassium fluoride dispersion essentially consisting of potassium fluoride and an aprotic organic solvent having a boiling point higher than that of methanol, which is obtainable by mixing a mixture containing potassium fluoride and 5 to 50 parts by weight of methanol per 1 part by weight of potassium fluoride with the aprotic organic solvent followed by concentrating the obtained mixture, and a process for producing a fluorine-containing organic compound comprising contacting an organic compound having at least one group capable of being substituted nucleophilically with a fluorine atom with the potassium fluoride dispersion.
    Type: Application
    Filed: October 10, 2012
    Publication date: March 7, 2013
    Inventors: Koji HAGIYA, Kazuaki SASAKI
  • Patent number: 8379209
    Abstract: A non-destructive inspection device for an oxygen concentration in a bag-shaped container includes: right and left affixing plates provided so as to be moved toward and away from the bag-shaped container; a laser emitting section for measuring an oxygen concentration that is provided on one of the affixing plates; and a laser receiving section on the other affixing plate, wherein the end faces of the emitting section and the receiving section have gas-filled chambers that include gas chambers with a constant length and are made of a translucent material. In the measurement of an oxygen concentration, the affixing plates are brought close to each other, the thickness of a gas phase portion is kept constant, and air is removed between the end faces of the emitting section and the receiving section and the surfaces of the container.
    Type: Grant
    Filed: June 24, 2009
    Date of Patent: February 19, 2013
    Assignee: Hitachi Zosen Corporation
    Inventors: Takayasu Yokobayashi, Kazuaki Sasaki, Tohru Hosokawa
  • Patent number: 8350091
    Abstract: A potassium fluoride dispersion essentially consisting of potassium fluoride and an aprotic organic solvent having a boiling point higher than that of methanol, which is obtainable by mixing a mixture containing potassium fluoride and 5 to 50 parts by weight of methanol per 1 part by weight of potassium fluoride with the aprotic organic solvent followed by concentrating the obtained mixture, and a process for producing a fluorine-containing organic compound comprising contacting an organic compound having at least one group capable of being substituted nucleophilically with a fluorine atom with the potassium fluoride dispersion.
    Type: Grant
    Filed: December 30, 2011
    Date of Patent: January 8, 2013
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Koji Hagiya, Kazuaki Sasaki
  • Patent number: 8334379
    Abstract: A process for producing an imidazo[1,2-b]pyridazine compound represented by the formula (2): wherein R1, R2 and R3 are the same or different and each represents a hydrogen atom, a halogen atom, an alkyl group which may be substituted with a halogen atom or atoms, an alkenyl group which may be substituted with a halogen atom or atoms, or an alkoxy group which may be substituted with a halogen atom or atoms, which comprises reacting a 2,3-dihydropyridazine compound represented by the formula (1): wherein R1, R2 and R3 are the same meanings as defined above, with a phosphorus oxyhalide in the presence of an organic base which is in an amount of 0.5 mole or more relative to 1 mole of the 2,3-dihydropyridazine compound and 1 mole or less relative to 1 mole of the phosphorus oxyhalide.
    Type: Grant
    Filed: August 22, 2006
    Date of Patent: December 18, 2012
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Ichiro Komoto, Kazuaki Sasaki, Tomohiko Gotou
  • Publication number: 20120247547
    Abstract: Disclosed is a multijunction compound semiconductor solar cell having a buffer layer between a first cell and a second cell. In the buffer layer, a plurality of semiconductor layers is arranged such that lattice constants thereof have larger values in order from the first cell side to the second cell side. Of the plurality of semiconductor layers, two layers having the largest difference in lattice constant among each two adjacent layers are disposed closer to the first cell than the center in the thickness direction of the buffer layer.
    Type: Application
    Filed: December 27, 2010
    Publication date: October 4, 2012
    Inventors: Kazuaki Sasaki, Takaaki Agui
  • Publication number: 20120097891
    Abstract: A potassium fluoride dispersion essentially consisting of potassium fluoride and an aprotic organic solvent having a boiling point higher than that of methanol, which is obtainable by mixing a mixture containing potassium fluoride and 5 to 50 parts by weight of methanol per 1 part by weight of potassium fluoride with the aprotic organic solvent followed by concentrating the obtained mixture, and a process for producing a fluorine-containing organic compound comprising contacting an organic compound having at least one group capable of being substituted nucleophilically with a fluorine atom with the potassium fluoride dispersion.
    Type: Application
    Filed: December 30, 2011
    Publication date: April 26, 2012
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: KOJI HAGIYA, Kazuaki Sasaki
  • Patent number: 8008485
    Abstract: A process for producing a 2,3-dihydropyridazine compound represented by the formula (2): wherein R1, R2 and R3 are the same or different and each represents a hydrogen atom, a halogen atom, an alkyl group which may be substituted with a halogen atom or atoms, an alkenyl group which may be substituted with a halogen atom or atoms, an alkoxy group which may be substituted with a halogen atom or atoms, an alkylthio group, an alkylsulfenyl group, an alkylsulfonyl group or a dialkylamino group; which comprises reacting a salt consisting of bromoacetic acid and an amine compound with a pyridazine compound represented by the formula (1): wherein R1, R2 and R3 are the same meanings as defined above.
    Type: Grant
    Filed: August 22, 2006
    Date of Patent: August 30, 2011
    Assignee: Sumitomo Chemical Company, Limited
    Inventor: Kazuaki Sasaki
  • Publication number: 20110134431
    Abstract: A non-destructive inspection device for an oxygen concentration in a bag-shaped container includes: right and left affixing plates provided so as to be moved toward and away from the bag-shaped container; a laser emitting section for measuring an oxygen concentration that is provided on one of the affixing plates; and a laser receiving section on the other affixing plate, wherein the end faces of the emitting section and the receiving section have gas-filled chambers that include gas chambers with a constant length and are made of a translucent material. In the measurement of an oxygen concentration, the affixing plates are brought close to each other, the thickness of a gas phase portion is kept constant, and air is removed between the end faces of the emitting section and the receiving section and the surfaces of the container.
    Type: Application
    Filed: June 24, 2009
    Publication date: June 9, 2011
    Inventors: Takayasu Yokobayashi, Kazuaki Sasaki, Tohru Hosokawa
  • Patent number: 7906667
    Abstract: A method for producing an optically active alcohol compound comprising reacting a cyclic ether compound with a phenol compound in the presence of an asymmetric complex obtained by reacting an optically active metal complex represented by the formula (1): wherein R1, R2, R3, R4, R5, R6, R7 and R8 are the same or different and each independently represent a hydrogen atom, an alkyl group or the like; one of R9 and R10 is a hydrogen group and the other is a substituted or unsubstituted phenyl group or the like; Q represents a single bond, a C1-C4 alkylene group or the like; M represents a metal ion; and when an ionic valency of the metal ion is same as a coordination number of a ligand, A is nonexistent, and when the above-mentioned ionic valency is different from the coordination number, and A represents a counter ion or a ligand, with a metal sulfonate.
    Type: Grant
    Filed: January 31, 2007
    Date of Patent: March 15, 2011
    Assignee: Sumitomo Chemical Company, Limited
    Inventor: Kazuaki Sasaki