Patents by Inventor Atsushi Takeuchi

Atsushi Takeuchi 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: 20210221284
    Abstract: A lens includes an incident surface through which outgoing light enters the lens, the incident surface being formed at a portion opposed to a light source, and an emission surface through which incident light incident on the incident surface exits from the lens. The incident surface refracts outgoing light in a direction away from an optical axis of outgoing light, along a direction orthogonal to the optical axis. The emission surface refracts incident light in a direction away from a centerline of incident light, along a direction orthogonal to the centerline.
    Type: Application
    Filed: December 22, 2020
    Publication date: July 22, 2021
    Applicant: KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO
    Inventors: Satoshi YOKOI, Kenichi KAWAGUCHI, Yasuo TAKADA, Tatsuya NAKAYAMA, Kiyotaka KINOSHITA, Atsushi TAKEUCHI
  • Patent number: 10955571
    Abstract: A radiographing apparatus includes a radiation detection panel that detects radiation, a casing that encloses the radiation detection panel, and a wireless power reception portion. The casing includes an entrance portion via which radiation enters, a bottom portion arranged on the opposite side of the entrance portion, and a plurality of side portions. The casing also includes a connection portion that continuously connects the bottom portion and the side portions at a position located inside a first extension plane, which is an extension of the surface of the bottom portion, and a second extension plane, which is an extension of the surface of the side portions. The wireless power reception portion is arranged at the connection portion.
    Type: Grant
    Filed: March 15, 2019
    Date of Patent: March 23, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masataka Suzuki, Atsushi Takeuchi, Hiroto Kondo, Shichihei Sakuragi, Akiya Nakayama, Katsushi Kato
  • Publication number: 20200379251
    Abstract: An apparatus configured to fly a light-absorbing material, includes a unit configured to irradiate a light-absorbing material absorbing light with a laser beam corresponding to a light absorption wavelength of the light-absorbing material to fly the light-absorbing material. When a preceding beam radiation region and a following beam radiation region overlap, the following beam radiation region is irradiated with the laser beam such that a beam centroid position is outside the preceding beam radiation region.
    Type: Application
    Filed: May 29, 2020
    Publication date: December 3, 2020
    Applicant: Ricoh Company, Ltd.
    Inventors: Hiroyuki SUHARA, Takashi FUJITA, Atsushi TAKEUCHI, Kohji SAKAI, Asato TAMURA, Shohta KOBASHIGAWA
  • Publication number: 20200333483
    Abstract: A radiation imaging apparatus includes an internal unit having a radiation detector arranged to convert a radiation that is passed through a subject into electric signals. A base plate is arranged to support the radiation detector. A case having a rectangular parallelepiped shape is arranged to accommodate the internal unit. A fitting member is interposed between an inner wall of the case and an end portion of the internal unit, and fitted to the inner wall of the case and the end portion of the internal unit in a planar view as seen from an incident direction of the radiation.
    Type: Application
    Filed: April 9, 2020
    Publication date: October 22, 2020
    Inventors: Hidetomo Suwa, Akiya Nakayama, Hiroto Kondo, Masataka Suzuki, Shichihei Sakuragi, Atsushi Takeuchi, Riku Egawa, Tetsuo Watanabe, Takaaki Gonda
  • Publication number: 20200309967
    Abstract: In a radiation imaging apparatus, a first recessed portion is formed in at least one side surface among a plurality of side surfaces forming a frame body of a casing. Moreover, a second recessed portion is formed in a peripheral region of a back surface of a back-surface housing, which is a region opposite to the first recessed portion with respect to a boundary between the back surface and the at least one side surface of the casing including the first recessed portion.
    Type: Application
    Filed: March 18, 2020
    Publication date: October 1, 2020
    Inventors: Hiroto Kondo, Masataka Suzuki, Atsushi Takeuchi, Riku Egawa, Hidetomo Suwa, Shichihei Sakuragi
  • Patent number: 10786988
    Abstract: An electromechanical transducer element includes a first electrode on a substrate, an electromechanical transducer film on the first electrode, and a second electrode on the electromechanical transducer film. The electromechanical transducer film includes a thin line pattern. The thin line pattern includes a plurality of thin lines that are spaced away from each other.
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: September 29, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Atsushi Takeuchi, Osamu Machida, Akira Shimofuku, Shuya Abe, Masahiro Ishimori, Takuma Hirabayashi
  • Publication number: 20200298509
    Abstract: A modeling apparatus is configured to laminate a modeling material to model a three-dimensional modeled object. The modeling apparatus includes a local heating unit, a local cooling unit, and an annealing unit. The local heating unit is configured to locally heat the modeling material during lamination of the modeling material is being laminated. The local cooling unit is configured to locally cool the modeling material during the lamination. The annealing unit is configured to anneal the resultant three-dimensional modeled object at a temperature equal to or higher than a predetermined temperature.
    Type: Application
    Filed: March 9, 2020
    Publication date: September 24, 2020
    Applicant: Ricoh Company, Ltd.
    Inventors: Atsushi TAKAI, Tsuyoshi Arao, Atsushi Takeuchi
  • Publication number: 20200225455
    Abstract: The present invention relates to a microscope of which visibility, controllability and operability can be improved. In the microscope, an optical path and optical path of an image forming system are set so as to be perpendicular to each other when viewed from the top. In other words, in this microscope, there exists an ocular optical system that guides light, which propagates the optical path to optical path of the image forming system, to a user. The optical path is formed in a direction perpendicular to a direction of the light from a sample emitted from the ocular optical system to the user. The present invention can be applied to an inverted microscope.
    Type: Application
    Filed: March 2, 2020
    Publication date: July 16, 2020
    Applicant: NIKON CORPORATION
    Inventors: Toru MURAYAMA, Atsushi TAKEUCHI, Yumiko OUCHI, Yuki YOSHIDA
  • Publication number: 20200187884
    Abstract: In a radiographing apparatus, a buffer material is arranged between a support base and a side wall portion to which an incidence surface (first surface) of a casing that is positioned on an incident side of radiation R, and a back surface (second surface) of the casing that is opposite to the incidence surface are bonded, the support base is provided with a first protruding portion protruding toward the back surface, the casing is provided with a second protruding portion protruding from the back surface toward the support base, and the following relationship is satisfied: distance X<distance Y, where a distance between the buffer material and the support base is a distance X, and a distance between the first protruding portion of the support base and the second protruding portion of the casing is a distance Y.
    Type: Application
    Filed: December 9, 2019
    Publication date: June 18, 2020
    Inventors: Shichihei Sakuragi, Hidetomo Suwa, Hiroto Kondo, Masataka Suzuki, Atsushi Takeuchi, Riku Egawa
  • Patent number: 10613309
    Abstract: In the microscope, an optical path and optical path of an image forming system are set so as to be perpendicular to each other when viewed from the top. In other words, in this microscope, there exists an ocular optical system that guides light, which propagates the optical path to optical path of the image forming system, to a user. The optical path is formed in a direction perpendicular to a direction of the light from a sample emitted from the ocular optical system to the user.
    Type: Grant
    Filed: September 5, 2012
    Date of Patent: April 7, 2020
    Assignee: NIKON CORPORATION
    Inventors: Toru Murayama, Atsushi Takeuchi, Yumiko Ouchi, Yuki Yoshida
  • Publication number: 20190293812
    Abstract: A radiographing apparatus includes a radiation detection panel that detects radiation, a casing that encloses the radiation detection panel, and a wireless power reception portion. The casing includes an entrance portion via which radiation enters, a bottom portion arranged on the opposite side of the entrance portion, and a plurality of side portions. The casing also includes a connection portion that continuously connects the bottom portion and the side portions at a position located inside a first extension plane, which is an extension of the surface of the bottom portion, and a second extension plane, which is an extension of the surface of the side portions. The wireless power reception portion is arranged at the connection portion.
    Type: Application
    Filed: March 15, 2019
    Publication date: September 26, 2019
    Inventors: Masataka Suzuki, Atsushi Takeuchi, Hiroto Kondo, Shichihei Sakuragi, Akiya Nakayama, Katsushi Kato
  • Patent number: 10150293
    Abstract: An electromechanical transducer element includes a first electrode; an electromechanical transducer film stacked on one surface of the first electrode; a second electrode stacked on the electromechanical transducer film; and wiring formed on the second electrode. In an at least one cross section, each of a boundary, on a second electrode side, of the electromechanical transducer film and a boundary, on a side opposite to the electromechanical transducer film, of the second electrode is a curved shape protruding away from the first electrode. In the at least one cross section, each of a film thickness of the electromechanical transducer film and a film thickness of the second electrode becomes thinner toward end portions from a maximum height portion.
    Type: Grant
    Filed: January 13, 2017
    Date of Patent: December 11, 2018
    Assignee: Ricoh Company, Ltd.
    Inventors: Osamu Machida, Masahiro Ishimori, Atsushi Takeuchi, Shuya Abe
  • Patent number: 9969651
    Abstract: A functional ink that includes a precursor sol-gel solution and a solvent is provided. The precursor sol-gel solution is used for forming an oxide dielectric film having a perovskite structure represented by a general formula ABO3, and has been subjected to a partial hydrolysis process in which a viscosity change resulting from the partial hydrolysis process is controlled to be less than or equal to 50%, and water contained in the precursor sol-gel solution is controlled to be greater than or equal to 0.50 times and less than or equal to 10 times by molar ratio with respect to a B site atom contained in the precursor sol-gel solution. The functional ink has a metal oxide concentration and a viscosity that renders the functional ink suitable for being discharged from a nozzle of a liquid droplet discharge apparatus included in a thin film fabrication apparatus.
    Type: Grant
    Filed: September 5, 2017
    Date of Patent: May 15, 2018
    Assignee: Ricoh Company, Ltd.
    Inventors: Atsushi Takeuchi, Osamu Machida, Akira Shimofuku
  • Publication number: 20180117915
    Abstract: An electromechanical transducer element includes a first electrode on a substrate, an electromechanical transducer film on the first electrode, and a second electrode on the electromechanical transducer film. The electromechanical transducer film includes a thin line pattern. The thin line pattern includes a plurality of thin lines that are spaced away from each other.
    Type: Application
    Filed: August 4, 2017
    Publication date: May 3, 2018
    Inventors: Atsushi TAKEUCHI, Osamu MACHIDA, Akira SHIMOFUKU, Shuya ABE, Masahiro ISHIMORI, Takuma HIRABAYASHI
  • Publication number: 20170362127
    Abstract: A functional ink that includes a precursor sol-gel solution and a solvent is provided. The precursor sol-gel solution is used for forming an oxide dielectric film having a perovskite structure represented by a general formula ABO3, and has been subjected to a partial hydrolysis process in which a viscosity change resulting from the partial hydrolysis process is controlled to be less than or equal to 50%, and water contained in the precursor sol-gel solution is controlled to be greater than or equal to 0.50 times and less than or equal to 10 times by molar ratio with respect to a B site atom contained in the precursor sol-gel solution. The functional ink has a metal oxide concentration and a viscosity that renders the functional ink suitable for being discharged from a nozzle of a liquid droplet discharge apparatus included in a thin film fabrication apparatus.
    Type: Application
    Filed: September 5, 2017
    Publication date: December 21, 2017
    Applicant: Ricoh Company, Ltd.
    Inventors: Atsushi TAKEUCHI, Osamu MACHIDA, Akira SHIMOFUKU
  • Patent number: 9846027
    Abstract: A measuring apparatus, method and program with which a distance between two points that are not within one photographing range can be easily measured is provided. According to an embodiment, a representative point is set in an image in which a start point is set, and the coordinates, of the points and characteristic quantity of a neighborhood image is stored. Hereafter in each image until an end point is set, a representative point of the most recent image is searched, the coordinates thereof are stored, a new representative point is set, the coordinates thereof and the characteristic quantity of the neighborhood image are stored, and the coordinates of the end point are stored. A vector between the respective two points connecting the start point, representative points and the end point in the sequence of setting is calculated, and the distance between the start point and the end point is calculated.
    Type: Grant
    Filed: July 8, 2010
    Date of Patent: December 19, 2017
    Assignee: NIKON CORPORATION
    Inventors: Isao Kimura, Atsushi Takeuchi
  • Publication number: 20170210132
    Abstract: An electromechanical transducer element includes a first electrode; an electromechanical transducer film stacked on one surface of the first electrode; a second electrode stacked on the electromechanical transducer film; and wiring formed on the second electrode. In an at least one cross section, each of a boundary, on a second electrode side, of the electromechanical transducer film and a boundary, on a side opposite to the electromechanical transducer film, of the second electrode is a curved shape protruding away from the first electrode. In the at least one cross section, each of a film thickness of the electromechanical transducer film and a film thickness of the second electrode becomes thinner toward end portions from a maximum height portion.
    Type: Application
    Filed: January 13, 2017
    Publication date: July 27, 2017
    Applicant: Ricoh Company, Ltd.
    Inventors: Osamu MACHIDA, Masahiro ISHIMORI, Atsushi TAKEUCHI, Shuya ABE
  • Patent number: 9634230
    Abstract: Disclosed is a method of fabricating an electromechanical transducer film. The method includes treating a surface of a first electrode to be liquid-repellent, the first electrode being formed on one surface of a substrate, irradiating the surface of the first liquid-repellent electrode with an energy ray while moving an irradiation position in accordance with a shape of the electromechanical transducer film to be formed and a shape of an alignment mark to be formed, and forming the alignment mark by applying an application liquid to an area including a portion irradiated with the energy ray in accordance with the shape of the alignment mark in the irradiating step, the application liquid being applied by an inkjet method.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: April 25, 2017
    Assignee: RICOH COMPANY, LTD.
    Inventors: Akira Shimofuku, Osamu Machida, Atsushi Takeuchi
  • Patent number: 9537085
    Abstract: A method of fabricating an electromechanical transducer film includes applying a precursor solution on a support substrate, heating the substrate at a first temperature to form a ceramic thin-film in amorphous state, applying a sol-gel solution onto the ceramic thin-film, and heating the ceramic thin-film at a second temperature to form an electromechanical transducer thin-film in amorphous state. The method further includes heating the ceramic and transducer thin-films at a third temperature to thermally decompose an organic substance in the sol-gel solution and form a unitary thin-film, processing the unitary thin-film to form a patterned unitary thin-film, modifying an area on which the patterned film is not formed, discharging the sol-gel solution onto a surface of the patterned film by a liquid discharge head to apply the sol-gel solution to the surface of the patterned film, and heating the patterned film at a fourth temperature to crystallize the patterned film.
    Type: Grant
    Filed: August 17, 2015
    Date of Patent: January 3, 2017
    Assignee: RICOH COMPANY, LTD.
    Inventors: Akira Shimofuku, Atsushi Takeuchi, Osamu Machida
  • Patent number: 9533502
    Abstract: An electro-mechanical transducer element is disclosed. The electro-mechanical transducer element includes a first electrode formed on a substrate; an electro-mechanical transducer film formed on at least a part of the first electrode; and a second electrode formed on at least a part of the electro-mechanical transducer film. In at least one cross section of the electro-mechanical transducer film, a film thickness distribution shape is convex to the second electrode side.
    Type: Grant
    Filed: August 13, 2013
    Date of Patent: January 3, 2017
    Assignee: RICOH COMPANY, LTD.
    Inventors: Osamu Machida, Akira Shimofuku, Ryo Tashiro, Atsushi Takeuchi