Patents by Inventor Takuro Sasaki

Takuro 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: 11960243
    Abstract: An electrostatic image developer includes a toner including toner particles that include a binder resin and a release agent and have an exposure ratio of the release agent of 15% or more and 30% or less, and a carrier including magnetic particles and resin cover layers covering the magnetic particles and including inorganic particles, wherein the inorganic particles have an arithmetic average particle size of 5 nm or more and 90 nm or less, the resin cover layers have an average thickness of 0.6 ?m or more and 1.4 ?m or less, and a fine-irregularity-structure surface roughness of surfaces of the carrier three-dimensionally analyzed has, in an analysis region, a ratio B/A of an irregularity-surface area B to a plan-view area A of 1.020 or more and 1.100 or less.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: April 16, 2024
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Kazutsuna Sasaki, Yasuo Kadokura, Takuro Watanabe, Karin Sakai
  • Publication number: 20240094651
    Abstract: An electrostatic charge image developing carrier includes a core material and a resin coating layer that contains strontium titanate particles and coats the core material, in which a content of the strontium titanate particles is 10% by mass or more and 55% by mass or less with respect to a total mass of the resin coating layer, and a proportion of strontium atoms within a surface of the resin coating layer, the proportion being determined by X-ray photoelectron spectroscopy, is 0.2 at % or more and 1.0 at % or less.
    Type: Application
    Filed: May 28, 2023
    Publication date: March 21, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Karin SAKAI, Kazutsuna SASAKI, Yosuke TSURUMI, Yasuo KADOKURA, Takuro WATANABE
  • Publication number: 20240094481
    Abstract: An optical apparatus includes a light emitting apparatus and a host apparatus. The light emitting apparatus includes a housing extending in a first direction, a light emitting device mounted in the housing, an optical connector including a first optical connection part provided at one end of the housing, and an electrical connector including a first electrical connection part provided at one end of the housing and receiving a voltage to drive the light emitting device. The host apparatus includes a host optical connector including a second optical connection part which faces the first optical connection part and is optically coupled thereto, a host electrical connector including a second electrical connection part facing the first electrical connection part and being electrically connected to the first electrical connection part, and a host board mounting the host optical connector and the host electrical connector thereon.
    Type: Application
    Filed: March 5, 2021
    Publication date: March 21, 2024
    Applicants: Sumitomo Electric Industries, Ltd., Sumitomo Electric Device Innovations, Inc.
    Inventors: Kuniyuki ISHII, Hiromi KURASHIMA, Hideaki KAMISUGI, Tomomi SANO, Tetsuya NAKANISHI, Hong NGUYEN, Hajime ARAO, Dai SASAKI, Takuro WATANABE
  • Publication number: 20230330636
    Abstract: Provided is a method for producing an ethyl acetate production catalyst that has high producibility and exceptional catalytic performance, the catalyst being such that a heteropolyacid and/or a salt thereof is carried near the surface of a carrier. A method for producing an ethyl acetate production catalyst, the method including, in the stated order: (1) an impregnation step in which a silica carrier is impregnated with an aqueous solution of a heteropolyacid or a salt thereof, constituting 80-105 vol % of the saturation absorption capacity of the carrier, to form an impregnated body; and (2) a drying step in which the impregnated body is dried at a fixed-rate drying speed of 5-300 gH2O/kgsupcat·min.
    Type: Application
    Filed: August 23, 2021
    Publication date: October 19, 2023
    Applicant: Resonac Corporation
    Inventors: Takuro SASAKI, Shintaro ITAGAKI, Yasuhiro HOSAGI, Yasuhiro IWAMA
  • Patent number: 10992039
    Abstract: An array antenna device, including: a waveguide (1) having a plurality of radiation units (2) arranged on one tube wall thereof, in which the waveguide (1) has a plurality of grooves (3) arranged on an inner side of a tube wall facing the tube wall, movable short-circuit surfaces (4) each electrically short-circuited to an inner wall of one of the grooves (3), and movable short-circuit surface controlling mechanisms (5) for changing positions of the movable short-circuit surfaces (4).
    Type: Grant
    Filed: August 30, 2016
    Date of Patent: April 27, 2021
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Kei Yokokawa, Jun Goto, Kazunari Kihira, Tomohiro Takahashi, Masataka Otsuka, Narihiro Nakamoto, Toru Fukasawa, Takuro Sasaki, Tomohiro Mizuno
  • Publication number: 20190229418
    Abstract: An array antenna device, including: a waveguide (1) having a plurality of radiation units (2) arranged on one tube wall thereof, in which the waveguide (1) has a plurality of grooves (3) arranged on an inner side of a tube wall facing the tube wall, movable short-circuit surfaces (4) each electrically short-circuited to an inner wall of one of the grooves (3), and movable short-circuit surface controlling mechanisms (5) for changing positions of the movable short-circuit surfaces (4).
    Type: Application
    Filed: August 30, 2016
    Publication date: July 25, 2019
    Applicant: Mitsubishi Electric Corporation
    Inventors: Kei YOKOKAWA, Jun GOTO, Kazunari KIHIRA, Tomohiro TAKAHASHI, Masataka OTSUKA, Narihiro NAKAMOTO, Toru FUKASAWA, Takuro SASAKI, Tomohiro MIZUNO
  • Patent number: 10166525
    Abstract: A microwave irradiating and heating device including: a reaction furnace containing a sample material to be irradiated with a microwave passed through an opening and to be heated; a microwave irradiating source disposed outside the reaction furnace; a rotated quadric surface mirror reflecting microwave emitted from the microwave irradiating source toward the opening, and disposed above the reaction furnace; a lid for the opening, at least a portion of the lid made from dielectric to transmit microwave reflected on the rotated quadric surface mirror into the reaction furnace; wherein an angle of incidence of the microwave, reflected on the rotated quadric surface mirror and irradiated at the portion of the lid made from the dielectric, is at an angle causing a polarized wave of the microwave to pass through the portion.
    Type: Grant
    Filed: April 16, 2015
    Date of Patent: January 1, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Tomoyuki Koyanagi, Michio Takikawa, Yoshio Inasawa, Takuro Sasaki, Yukihiro Honma
  • Patent number: 9823019
    Abstract: A microwave irradiating and heating device including a reaction furnace for containing a sample material to be irradiated with microwave and to be heated, a lid provided for the reaction furnace and having a single hole, a microwave irradiating source for emitting a microwave, the microwave irradiating source being disposed outside the reaction furnace, and a rotated quadric surface mirror for reflecting the microwave emitted from the microwave irradiating source into the reaction furnace through the hole of the lid, the rotated quadric surface mirror being disposed above the reaction furnace.
    Type: Grant
    Filed: April 16, 2015
    Date of Patent: November 21, 2017
    Assignee: Mitsubishi Electric Corporation
    Inventors: Michio Takikawa, Yoshio Inasawa, Yukihiro Honma, Takuro Sasaki
  • Patent number: 9762088
    Abstract: In order to obtain an electromagnetic transmission device and an electromagnetic transmission system that emit high-power continuous microwaves stably onto a material or an irradiation target in electromagnetic heating systems and electromagnetic power transmission systems that are required to emit electromagnetic waves such as high-power microwaves, the electromagnetic transmission device, the power amplification device, and the electromagnetic transmission system emit, onto an irradiation target, electromagnetic waves that are modulated by a repeating pulse with a predetermined transmission duty cycle, or electromagnetic waves that are modulated by a repeating pulse with a predetermined transmission duty cycle and are amplified.
    Type: Grant
    Filed: October 1, 2013
    Date of Patent: September 12, 2017
    Assignee: Mitsubishi Electric Corporation
    Inventors: Yukihiro Homma, Jun Nishihara, Takuro Sasaki
  • Patent number: 9737866
    Abstract: Disclosed is a microwave irradiating and heating device including: a reaction furnace (1) for containing a sample material (50) to be irradiated with microwave and to be heated; a polarization grid (2) provided for the reaction furnace (1); a microwave irradiating source (3) for emitting a linearly polarized microwave, the microwave irradiating source (3) being disposed outside the reaction furnace (1); and a reflector (4) for reflecting the microwave emitted from the microwave irradiating source (3) toward the reaction furnace (1) through the polarization grid (2), the reflector (4) being disposed above the reaction furnace (1), wherein the microwave irradiating source (3) is arranged in such a way that the polarization direction of the reflected microwave which is made incident upon the polarization grid (2) is perpendicular to an orientation of the polarization grid (2).
    Type: Grant
    Filed: April 16, 2015
    Date of Patent: August 22, 2017
    Assignee: Mitsubishi Electric Corporation
    Inventors: Yuki Takatani, Michio Takikawa, Yoshio Inasawa, Takuro Sasaki, Yukihiro Honma
  • Publication number: 20170209847
    Abstract: A microwave irradiating and heating device including: a reaction furnace containing a sample material to be irradiated with a microwave passed through an opening and to be heated; a microwave irradiating source disposed outside the reaction furnace; a rotated quadric surface mirror reflecting microwave emitted from the microwave irradiating source toward the opening, and disposed above the reaction furnace; a lid for the opening, at least a portion of the lid made from dielectric to transmit microwave reflected on the rotated quadric surface mirror into the reaction furnace; wherein an angle of incidence of the microwave, reflected on the rotated quadric surface mirror and irradiated at the portion of the lid made from the dielectric, is at an angle causing a polarized wave of the microwave to pass through the portion.
    Type: Application
    Filed: April 16, 2015
    Publication date: July 27, 2017
    Applicant: Mitsubishi Electric Corporation
    Inventors: Tomoyuki KOYANAGI, Michio TAKIKAWA, Yoshio INASAWA, Takuro SASAKI, Yukihiro HONMA
  • Publication number: 20170165631
    Abstract: Disclosed is a microwave irradiating and heating device including: a reaction furnace (1) for containing a sample material (50) to be irradiated with microwave and to be heated; a polarization grid (2) provided for the reaction furnace (1); a microwave irradiating source (3) for emitting a linearly polarized microwave, the microwave irradiating source (3) being disposed outside the reaction furnace (1); and a reflector (4) for reflecting the microwave emitted from the microwave irradiating source (3) toward the reaction furnace (1) through the polarization grid (2), the reflector (4) being disposed above the reaction furnace (1), wherein the microwave irradiating source (3) is arranged in such a way that the polarization direction of the reflected microwave which is made incident upon the polarization grid (2) is perpendicular to an orientation of the polarization grid (2).
    Type: Application
    Filed: April 16, 2015
    Publication date: June 15, 2017
    Applicant: Mitsubishi Electric Corporation
    Inventors: Yuki TAKATANI, Michio TAKIKAWA, Yoshio INASAWA, Takuro SASAKI, Yukihiro HONMA
  • Publication number: 20170131032
    Abstract: Disclosed is a microwave irradiating and heating device including a reaction furnace (1) for containing a sample material to be irradiated with microwave and to be heated, a lid (2) provided for the reaction furnace (1) and having a single hole (21), a microwave irradiating source (3) for emitting a microwave, the microwave irradiating source (3) being disposed outside the reaction furnace, and a rotated quadric surface mirror (4) for reflecting the microwave emitted from the microwave irradiating source (3) into the reaction furnace (1) through the hole (21) of the lid (2), the rotated quadric surface mirror (4) being disposed above the reaction furnace (1).
    Type: Application
    Filed: April 16, 2015
    Publication date: May 11, 2017
    Applicant: Mitsubishi Electric Corporation
    Inventors: Michio TAKIKAWA, Yoshio INASAWA, Yukihiro HONMA, Takuro SASAKI
  • Patent number: 9545846
    Abstract: Provided is a vehicular pedal device, wherein a master cylinder, which is connected to a clutch pedal via a piston, and which generates hydraulic pressure via a movement of the clutch pedal, is positioned further toward a passenger compartment side of a dash panel which separates a drive source mounting chamber from the passenger compartment, said vehicular pedal device comprising a pedal support bracket which supports the clutch pedal upon the dash panel. The pedal support bracket configures a cylinder part which houses operating oil of the master cylinder.
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: January 17, 2017
    Assignee: Honda Motor Co., Ltd.
    Inventors: Takuro Sasaki, Ayumu Yamaguchi, Shinji Oka
  • Publication number: 20150274014
    Abstract: Provided is a vehicular pedal device, wherein a master cylinder, which is connected to a clutch pedal via a piston, and which generates hydraulic pressure via a movement of the clutch pedal, is positioned further toward a passenger compartment side of a dash panel which separates a drive source mounting chamber from the passenger compartment, said vehicular pedal device comprising a pedal support bracket which supports the clutch pedal upon the dash panel. The pedal support bracket configures a cylinder part which houses operating oil of the master cylinder.
    Type: Application
    Filed: October 24, 2013
    Publication date: October 1, 2015
    Inventors: Takuro Sasaki, Ayumu Yamaguchi, Shinji Oka
  • Publication number: 20150280495
    Abstract: In order to obtain an electromagnetic transmission device and an electromagnetic transmission system that emit high-power continuous microwaves stably onto a material or an irradiation target in electromagnetic heating systems and electromagnetic power transmission systems that are required to emit electromagnetic waves such as high-power microwaves, the electromagnetic transmission device, the power amplification device, and the electromagnetic transmission system emit, onto an irradiation target, electromagnetic waves that are modulated by a repeating pulse with a predetermined transmission duty cycle, or electromagnetic waves that are modulated by a repeating pulse with a predetermined transmission duty cycle and are amplified.
    Type: Application
    Filed: October 1, 2013
    Publication date: October 1, 2015
    Applicant: Mitsubishi Electric Corporation
    Inventors: Yukihiro Homma, Jun Nishihara, Takuro Sasaki
  • Patent number: 8659495
    Abstract: A wireless communication device whose impedance can be matched with an arbitrary load impedance and that can be broadened in operating frequency band even when choosing an input impedance of an IC chip freely is not possible. The wireless communication device includes: a first conductor; a second conductor disposed substantially parallel to the first conductor; a hole formed in the second conductor; a capacitive coupling mechanism disposed adjacent to the hole; and a communication circuit which has at least one of a radio wave transmitting function and a radio wave receiving function. The communication circuit is connected through the capacitive coupling mechanism to two sites on the second conductor that are near borders between the second conductor and the hole.
    Type: Grant
    Filed: July 22, 2009
    Date of Patent: February 25, 2014
    Assignee: Mitsubishi Electric Corporation
    Inventors: Takashi Yanagi, Yasuhiro Nishioka, Toru Fukasawa, Hiroaki Miyashita, Tomohiro Mizuno, Takuro Sasaki, Hirokatsu Okegawa
  • Patent number: 8508429
    Abstract: A radio communication device is obtained which is provided with an RFID tag function which can ensure the mounting area of each antenna as large as possible, and which is sharable with an LF band RFID system or an HF band RFID system and a UHF band RFID system, while having a communication range equivalent to the communication range of each of an LF band an HF band and a UHF band. The device is provided with an integrated circuit (4) having a communication function in a first frequency band, a conductive object (3) connected to one of input and output terminals of the integrated circuit (4), an integrated circuit (5) having a communication function in a second frequency band, and a second conductive object connected between input and output terminals of the integrated circuit (5). The second conductive object is composed of a spiral conductive object (2). The other of the input output terminals of the integrated circuit (4) is connected to a part of the spirally wound conductive object (2).
    Type: Grant
    Filed: June 26, 2009
    Date of Patent: August 13, 2013
    Assignee: Mitsubishi Electric Corporation
    Inventors: Yasuhiro Nishioka, Toru Fukasawa, Hiroaki Miyashita, Tomohiro Mizuno, Takuro Sasaki, Hirokatsu Okegawa
  • Publication number: 20120050130
    Abstract: Provided is a wireless communication device capable of communicating a signal in a first frequency band and a signal in a second frequency band, which is lower in frequency than the first frequency band, including: a plate-like object; a first integrated circuit which has a function of communicating in the first frequency band; a first conductive object which is connected to one of two input/output terminals of the first integrated circuit; a conductive object group constituted of a plurality of second conductive objects at least one of which is connected to another of the two input/output terminals of the first integrated circuit; a second integrated circuit which has a function of communicating in the second frequency band; and a coiled conductive object of which a winding start side is connected to one of two input/output terminals of the second integrated circuit and a winding end side is connected to another of the two input/output terminals of the second integrated circuit.
    Type: Application
    Filed: May 26, 2010
    Publication date: March 1, 2012
    Applicant: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Yasuhiro Nishioka, Toru Fukasawa, Hiroaki Miyashita, Tomohiro Mizuno, Takuro Sasaki, Hirokatsu Okegawa
  • Publication number: 20110175790
    Abstract: A wireless communication device whose impedance can be matched with an arbitrary load impedance and that can be broadened in operating frequency band even when choosing an input impedance of an IC chip freely is not possible. The wireless communication device includes: a first conductor; a second conductor disposed substantially parallel to the first conductor; a hole formed in the second conductor; a capacitive coupling mechanism disposed adjacent to the hole; and a communication circuit which has at least one of a radio wave transmitting function and a radio wave receiving function. The communication circuit is connected through the capacitive coupling mechanism to two sites on the second conductor that are near borders between the second conductor and the hole.
    Type: Application
    Filed: July 22, 2009
    Publication date: July 21, 2011
    Inventors: Takashi Yanagi, Yasuhiro Nishioka, Toru Fukasawa, Hiroaki Miyashita, Tomohiro Mizuno, Takuro Sasaki, Hirokatsu Okegawa