Patents by Inventor Kotaro Hirayama

Kotaro Hirayama 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: 20230356104
    Abstract: A method of crystallizing a solution (24) having at least one compound mixed (18) with a dissolving agent (20) is provided. The method includes performing a heating process by heating the solution (24) until a current temperature of the solution is equal to a predetermined treatment temperature, maintaining the current temperature at the predetermined treatment temperature for a predetermined treatment time period, performing a cooling process by cooling the solution (24) until the current temperature is less than the predetermined treatment temperature and a crystallization temperature of the at least one compound (18), causing formation of a plurality of crystal particles (30) of the at least one compound by cooling the solution until the current temperature is equal to a predetermined termination temperature of the at least one compound (18), and varying a particle size of each of the crystal particles (30) based on a cooling speed of the solution.
    Type: Application
    Filed: August 2, 2021
    Publication date: November 9, 2023
    Inventors: Tomoaki SAKURAI, Isamu UMEDA, Kotaro HIRAYAMA, Kyoko HIRAYAMA
  • Publication number: 20230295529
    Abstract: A system of treating waste materials (28) is provided, and includes a waste treatment reactor (10) configured to treat the waste materials. The waste treatment reactor (10) has a cylindrical body (12) having an inlet (14) to receive the waste materials, a waste chamber (26) to store the waste materials, and an outlet (16) configured to deliver treated waste materials out of the waste chamber. A bundle reactor (38) has the waste treatment reactor and performs a waste treatment for the waste materials stored in the waste chamber. An energy recirculation assembly (40) is connected to the bundle reactor and recirculates thermal energy associated with the bundle reactor during the waste treatment. The energy recirculation assembly (40) has a heating unit (42) to heat a first region of the bundle reactor, and a cooling unit (44) to cool a second region of the bundle reactor.
    Type: Application
    Filed: September 10, 2021
    Publication date: September 21, 2023
    Inventors: Kotaro HIRAYAMA, Isamu UMEDA
  • Publication number: 20230126629
    Abstract: A magnetic-field generator (10) is provided to be used in construction of a cell sheet (12), and include s a magnetic circuit assembly (24) configured to generate a magnetic field for the construction of the cell sheet (12) using magnetic force caused by the magnetic field wherein the magnetic force is substantially transverse to a plane defined by the cell sheet (12), and a power control system (44) configured to generate and control electric power to magnetically charge the magnetic circuit assembly (24) using the electric power.
    Type: Application
    Filed: April 13, 2021
    Publication date: April 27, 2023
    Inventors: Kotaro HIRAYAMA, Hotaka KAYANO, Shota TANOUE, Yuki WATANABE, Toshio KOKURYO, Rei SHIBATA, Akira ITO, Toyoaki MUROHARA
  • Publication number: 20220212954
    Abstract: A method of decomposing a fluidic product (110) having a plurality of particles (112) is disclosed. The method includes inductively heating the fluidic product (110) at a first predetermined temperature while flowing through a temperature rising portion (138) having a first heating region formed of at least one metal pipe (124) by using a first heating induction coil (134) surrounding the first heating region; holding a temperature of the fluidic product (110) at approximately the first predetermined temperature for a predetermined reaction period while flowing through a temperature holding portion (140) having a second heating region formed of at least one metal pipe (124) by inductively heating the temperature holding portion (140) using a second heating induction coil (136) surrounding the second heating region; and decomposing the fluidic product (110) while flowing through the temperature rising portion (138) and the temperature holding portion (140) during the predetermined reaction period.
    Type: Application
    Filed: June 24, 2020
    Publication date: July 7, 2022
    Inventors: Kotaro HIRAYAMA, Isamu UMEDA, Sojiro KIMURA
  • Patent number: 10661247
    Abstract: A method for manufacturing a ferromagnetic-particle includes preparing a manufacturing apparatus including a single mode cavity that resonates with a microwave of a predetermined wavelength; a microwave oscillator electrically connected to the single mode cavity and configured to introduce the microwave of a predetermined wavelength into the single mode cavity; a pipe disposed to pass linearly through an inside of the single mode cavity, the pipe being formed of a dielectric material; and a pump configured to introduce, from one end of the pipe, an alkaline reaction liquid in which metal ions of a ferromagnetic metal and hydroxide ions are dissolved; and reacting the reaction liquid in the pipe, introduced by the pump, by introducing the microwave into the single mode cavity so as to generate the ferromagnetic-particle in the pipe.
    Type: Grant
    Filed: February 11, 2019
    Date of Patent: May 26, 2020
    Assignee: DAI-ICHI HIGH FREQUENY CO., LTD.
    Inventors: Kotaro Hirayama, Shota Tanoue
  • Patent number: 10661248
    Abstract: A method for manufacturing a ferromagnetic-particle includes preparing a manufacturing apparatus including an induction heating coil; a radiofrequency power source electrically connected to the induction heating coil and configured to form an alternating field inside the induction heating coil; a pipe disposed to pass through the induction heating coil, in which at least a partial area of the pipe in an axial direction thereof is formed of a dielectric material and an area, which is nearer to one end of the pipe than the area formed of a dielectric material, is formed of a conductive material; and a pump configured to introduce, from the one end of the pipe, an alkaline reaction liquid in which metal ions of a ferromagnetic metal and hydroxide ions are dissolved; reacting the reaction liquid in the pipe, introduced by the pump, by forming an alternating field inside the induction heating coil; and generating the ferromagnetic-particle in the pipe based on the reaction of the reaction liquid in the pipe.
    Type: Grant
    Filed: April 17, 2019
    Date of Patent: May 26, 2020
    Assignee: DAI-ICHI HIGH FREQUENCY CO., LTD.
    Inventors: Kotaro Hirayama, Shota Tanoue
  • Patent number: 10576297
    Abstract: Magnetic flux irradiation devices having an adjustable or a replaceable magnetic core are provided. Magnetic cores are also provided. Methods and systems for using such devices are also provided. The devices and magnetic cores are configured to permit easily changing an irradiation pattern of the magnetic flux, depending on a positional relation between the magnetic flux irradiation device and the irradiation object.
    Type: Grant
    Filed: September 22, 2014
    Date of Patent: March 3, 2020
    Assignees: DAI-ICHI High Frequency Co., Ltd., Nanotherapy Co., Ltd.
    Inventors: Kotaro Hirayama, Shuichiro Miyata
  • Publication number: 20190240638
    Abstract: A method for manufacturing a ferromagnetic-particle includes preparing a manufacturing apparatus including an induction heating coil; a radiofrequency power source electrically connected to the induction heating coil and configured to form an alternating field inside the induction heating coil; a pipe disposed to pass through the induction heating coil, in which at least a partial area of the pipe in an axial direction thereof is formed of a dielectric material and an area, which is nearer to one end of the pipe than the area formed of a dielectric material, is formed of a conductive material; and a pump configured to introduce, from the one end of the pipe, an alkaline reaction liquid in which metal ions of a ferromagnetic metal and hydroxide ions are dissolved; reacting the reaction liquid in the pipe, introduced by the pump, by forming an alternating field inside the induction heating coil; and generating the ferromagnetic-particle in the pipe based on the reaction of the reaction liquid in the pipe.
    Type: Application
    Filed: April 17, 2019
    Publication date: August 8, 2019
    Applicant: DAI-ICHI HIGH FREQUENCY CO., LTD.
    Inventors: Kotaro HIRAYAMA, Shota TANOUE
  • Patent number: 10342989
    Abstract: Magnetic flux irradiation devices having a cylindrical coil and a magnetic core including an optical transmission path are provided. Magnetic cores are also provided. Methods and systems for using such devices are also provided. The optical transmission path is configured to transmit light incident on an irradiation target, or thermal radiation emitted from the irradiation target.
    Type: Grant
    Filed: September 22, 2014
    Date of Patent: July 9, 2019
    Assignee: DAI-ICHI HIGH FREQUENCY CO., LTD.
    Inventors: Kotaro Hirayama, Shuichiro Miyata
  • Publication number: 20190168183
    Abstract: A method for manufacturing a ferromagnetic-particle includes preparing a manufacturing apparatus including a single mode cavity that resonates with a microwave of a predetermined wavelength; a microwave oscillator electrically connected to the single mode cavity and configured to introduce the microwave of a predetermined wavelength into the single mode cavity; a pipe disposed to pass linearly through an inside of the single mode cavity, the pipe being formed of a dielectric material; and a pump configured to introduce, from one end of the pipe, an alkaline reaction liquid in which metal ions of a ferromagnetic metal and hydroxide ions are dissolved; and reacting the reaction liquid in the pipe, introduced by the pump, by introducing the microwave into the single mode cavity so as to generate the ferromagnetic-particle in the pipe.
    Type: Application
    Filed: February 11, 2019
    Publication date: June 6, 2019
    Applicant: DAI-ICHI HIGH FREQUENCY CO., LTD.
    Inventors: Kotaro HIRAYAMA, Shota TANOUE
  • Publication number: 20180133682
    Abstract: A ferromagnetic-particle manufacturing apparatus includes: a single mode cavity that resonates with a microwave of a predetermined wavelength; a microwave oscillator electrically connected to the single mode cavity and configured to introduce the microwave of a predetermined wavelength into the single mode cavity; a pipe disposed to pass through an inside of the single mode cavity, the pipe being formed of a dielectric material; a pump configured to introduce, from one end of the pipe, an alkaline reaction liquid containing metal ions of a ferromagnetic metal; an impedance measuring device configured to measure an impedance of the single mode cavity; and a pump-flowrate deciding unit configured to decide, based on a measurement result of the impedance measuring device, a pump flowrate by which the impedance of the single mode cavity becomes a predetermined value or more; wherein the pump is configured to introduce the reaction liquid at the pump flowrate decided by the pump-flowrate deciding unit; and wherein
    Type: Application
    Filed: January 12, 2018
    Publication date: May 17, 2018
    Applicant: DAI-ICHI HIGH FREQUENCY CO., LTD.
    Inventors: Kotaro HIRAYAMA, Shota TANOUE
  • Publication number: 20160317830
    Abstract: Magnetic flux irradiation devices having an adjustable or a replaceable magnetic core are provided. Magnetic cores are also provided. Methods and systems for using such devices are also provided. The devices and magnetic cores are configured to permit easily changing an irradiation pattern of the magnetic flux, depending on a positional relation between the magnetic flux irradiation device and the irradiation object.
    Type: Application
    Filed: September 22, 2014
    Publication date: November 3, 2016
    Inventors: KOTARO HIRAYAMA, Shuichiro MIYATA
  • Publication number: 20160317829
    Abstract: Magnetic flux irradiation devices having a cylindrical coil and a magnetic core including an optical transmission path are provided. Magnetic cores are also provided. Methods and systems for using such devices are also provided. The optical transmission path is configured to transmit light incident on an irradiation target, or thermal radiation emitted from the irradiation target.
    Type: Application
    Filed: September 22, 2014
    Publication date: November 3, 2016
    Inventors: KOTARO HIRAYAMA, Shuichiro MIYATA
  • Publication number: 20160296906
    Abstract: A ferromagnetic-particle manufacturing apparatus includes: a single mode cavity that resonates with a microwave of a predetermined wavelength; a microwave oscillator electrically connected to the single mode cavity and configured to introduce the microwave of a predetermined wavelength into the single mode cavity; a pipe disposed to pass through an inside of the single mode cavity, the pipe being formed of a dielectric material; a pump configured to introduce, from one end of the pipe, an alkaline reaction liquid containing metal ions of a ferromagnetic metal; an impedance measuring device configured to measure an impedance of the single mode cavity; and a pump-flowrate deciding unit configured to decide, based on a measurement result of the impedance measuring device, a pump flowrate by which the impedance of the single mode cavity becomes a predetermined value or more; wherein the pump is configured to introduce the reaction liquid at the pump flowrate decided by the pump-flowrate deciding unit; and wherein
    Type: Application
    Filed: October 6, 2014
    Publication date: October 13, 2016
    Applicant: DAI-ICHI HIGH FREQUENCY CO., LTD.
    Inventors: Kotaro HIRAYAMA, Shota TANOUE
  • Patent number: 8214053
    Abstract: To realize a body surrounding solenoid-type body heating device with small coil impedance which can generate a magnetic flux of predetermined density to one part of the living body near the affected area in the solenoid coil, a body heating device 10 includes a cylindrical solenoid coil 17 in which the body can be inserted easily, a high-frequency power supply 11 to drive the solenoid coil, and a body holder 15 which can be inserted easily in the solenoid coil 17. In the body heating device 10, an across-body direction cross section of the solenoid coil 17 has an arched-shape over a half of the solenoid coil 17 in the peripheral direction and a straight-lined shape in the rest, and a secondary solenoid coil 21 with shorter length and coiled more densely than the solenoid coil 17 is inserted in the solenoid coil 17. A magnetic core 40 which can be inserted easily in the solenoid coil 17 is installed on the body holder 15.
    Type: Grant
    Filed: August 29, 2006
    Date of Patent: July 3, 2012
    Assignees: Nanotherapy Co., Ltd., Dai-Ichi High Frequency Co., Ltd.
    Inventors: Kotaro Hirayama, Isamu Tomoda, Shuichiro Miyata
  • Patent number: 8042498
    Abstract: A superheated steam generator includes an introduction section for introducing saturated steam into hollow pipe members arranged as steam flow passages and acting as inductively heated elements, and a discharge section for discharging superheated steam from the flow passages, wherein a turbulence generator is disposed in each of the steam flow passages to accelerate heat transfer to the steam in the pipe members, wherein the turbulence generator is a zigzag bent member disposed in the steam flow passage, and a zigzag bending pitch of the bent member changes from rough to minute from the introduction section to the discharge section.
    Type: Grant
    Filed: December 13, 2006
    Date of Patent: October 25, 2011
    Assignee: Dai-Ichi High Frequency Co., Ltd.
    Inventors: Kotaro Hirayama, Yoshimasa Hiramatsu, Takashi Kogin
  • Publication number: 20090319010
    Abstract: To realize a body surrounding solenoid-type body heating device with small coil impedance which can generate a magnetic flux of predetermined density to one part of the living body near the affected area in the solenoid coil, a body heating device 10 includes a cylindrical solenoid coil 17 in which the body can be inserted easily, a high-frequency power supply 11 to drive the solenoid coil, and a body holder 15 which can be inserted easily in the solenoid coil 17. In the body heating device 10, an across-body direction cross section of the solenoid coil 17 has an arched-shape over a half of the solenoid coil 17 in the peripheral direction and a straight-lined shape in the rest, and a secondary solenoid coil 21 with shorter length and coiled more densely than the solenoid coil 17 is inserted in the solenoid coil 17. A magnetic core 40 which can be inserted easily in the solenoid coil 17 is installed on the body holder 15.
    Type: Application
    Filed: August 29, 2006
    Publication date: December 24, 2009
    Applicants: NANOTHERAPY CO., LTD., DAI-ICHI HIGH FREQUENCY CO., LTD.
    Inventors: Kotaro Hirayama, Isamu Tomoda, Shuichiro Miyama
  • Patent number: 7513061
    Abstract: There has been achieved a sludge dehydrating processor with less mechanical operation and with satisfactory dehydrating efficiency and heating efficiency. In order to process and convert sludge including an organic substance into solid fertilizer, a heating treatment zone for feeding and sterilizing an object to be treated and a dehydrating treatment/retrieving zone for separating water from the object to be treated and retrieving a treated object are provided. In the heating treatment zone, induction heating for efficiently heating the object to be treated without rotating a kiln body is introduced. In the dehydrating treatment/retrieving zone, a vortex air current producing mechanism for efficiently drying the object to be treated without rotating a dehydrating treatment chamber is introduced.
    Type: Grant
    Filed: May 26, 2006
    Date of Patent: April 7, 2009
    Assignees: Dai-Ichi High Frequency Co., Ltd., Bapic Incorporated
    Inventors: Kotaro Hirayama, Alden D. Pritchard
  • Publication number: 20080141953
    Abstract: [Object] To improve an overall heat transfer efficiency of a heating element and steam and a heating efficiency of the stream by making a distribution of input heat non-uniform by executing a less expensive improvement such as a change of disposition of an induction heating member. [Solving Means] In a superheated steam generator 30 including an introduction section 11 for introducing saturated steam 5, a heating section 12 for heating the saturated steam 5 and making it to superheated steam 6, a discharge section 16 for discharging the superheated steam 6, and an induction coil 31 wound around a heating pipe member 13 through insulators 18 in the heating section 12, the induction coil 31 is wound rough near to the introduction section 11 and minute near to the discharge section 16.
    Type: Application
    Filed: December 13, 2006
    Publication date: June 19, 2008
    Applicant: DAI-ICHI HIGH FREQUENCY CO., LTD.
    Inventors: Kotaro Hirayama, Yoshimasa Hiramatsu, Takashi Kogin
  • Publication number: 20070272626
    Abstract: There has been achieved a sludge dehydrating processor with less mechanical operation and with satisfactory dehydrating efficiency and heating efficiency. In order to process and convert sludge including an organic substance into solid fertilizer, a heating treatment zone for feeding and sterilizing an object to be treated and a dehydrating treatment/retrieving zone for separating water from the object to be treated and retrieving a treated object are provided. In the heating treatment zone, induction heating for efficiently heating the object to be treated without rotating a kiln body is introduced. In the dehydrating treatment/retrieving zone, a vortex air current producing mechanism for efficiently drying the object to be treated without rotating a dehydrating treatment chamber is introduced.
    Type: Application
    Filed: May 26, 2006
    Publication date: November 29, 2007
    Applicants: DAI-ICHI HIGH FREQUENCY CO., LTD., BAPIC Incorporated
    Inventors: Kotaro Hirayama, Alden D. Pritchard