Patents by Inventor Tetsuji Suzuki

Tetsuji Suzuki 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: 10913855
    Abstract: Quenchers of the related art do not have a quenching ability high enough to sufficiently inhibit the emission of fluorescence from fluorescence compounds. Therefore, the present invention aims to provide a quencher which can sufficiently quench the fluorescence from fluorescent compounds including xanthene-based dyes. The present invention relates to a quencher formed of a compound represented by the following general formula (1), and the like.
    Type: Grant
    Filed: June 22, 2017
    Date of Patent: February 9, 2021
    Assignee: FUJIFILM Wako Pure Chemical Corporation
    Inventors: Katsufumi Suzuki, Tetsuji Murase, Shigeaki Imazeki
  • Patent number: 10901366
    Abstract: The image forming apparatus includes a cartridge and an image forming apparatus main assembly. An image forming apparatus main assembly includes a drive output member for transmitting the driving force to the cartridge. The drive output member is movable between an advanced position and a retracted position. An image forming apparatus main assembly includes an inclination imparting portion for inclining the drive output member as the drive output member moves from the advanced position to the retracted position.
    Type: Grant
    Filed: April 30, 2020
    Date of Patent: January 26, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Ryuta Murakami, Naoki Matsumaru, Tadashi Horikawa, Tetsuji Suzuki
  • Publication number: 20200387108
    Abstract: A driving-force transmission member includes a coupling portion that includes a driving-force transmission surface and that transmits a driving force to a cartridge coupling, a first helical gear portion that engages with a driven gear of a cartridge to transmit the driving force, and a second helical gear portion that engages with a drive gear to receive the driving force. The portions rotate integrally with each other when the driving-force transmission member rotates about the axis of rotation. The driving-force transmission surface is shaped with a twist in the same direction as the driving-force transmission member. Helical teeth of the first helical gear portion are shaped with a twist in the same direction as the driving-force transmission surface. Helical teeth of the second helical gear portion are shaped with a twist in a direction opposite to the twist direction of the helical teeth of the first helical gear portion.
    Type: Application
    Filed: August 24, 2020
    Publication date: December 10, 2020
    Inventors: Yuichiro Inaba, Tetsuji Suzuki, Yoshihiro Ito, Ryuta Murakami
  • Patent number: 10847348
    Abstract: A plasma processing apparatus includes a processing vessel, a lower electrode, an annular member, an inner upper electrode, an outer upper electrode, a processing gas supply, a first high frequency power supply and a first DC power supply. The lower electrode is configured to place a processing target substrate. The annular member is disposed on an outer peripheral portion of the lower electrode. The inner upper electrode is disposed to face the lower electrode. The outer upper electrode is disposed at an outside of the inner upper electrode. The first high frequency power supply applies a first high frequency power. The first DC power supply applies a first variable DC voltage to the outer upper electrode. At least a part of a surface of the outer upper electrode exposed to the processing space is located higher than a surface of the inner upper electrode exposed to the processing space.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: November 24, 2020
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Toshiya Tsukahara, Shuhei Yamabe, Kota Yachi, Tetsuji Sato, Yohei Uchida, Ayuta Suzuki, Yosuke Tamura, Hidetoshi Hanaoka, Junichi Sasaki
  • Patent number: 10788788
    Abstract: A driving-force transmission member includes a coupling portion that includes a driving-force transmission surface and that transmits a driving force to a cartridge coupling, a first helical gear portion that engages with a driven gear of a cartridge to transmit the driving force, and a second helical gear portion that engages with a drive gear to receive the driving force. The portions rotate integrally with each other when the driving-force transmission member rotates about the axis of rotation. The driving-force transmission surface is shaped with a twist in the same direction as the driving-force transmission member. Helical teeth of the first helical gear portion are shaped with a twist in the same direction as the driving-force transmission surface. Helical teeth of the second helical gear portion are shaped with a twist in a direction opposite to the twist direction of the helical teeth of the first helical gear portion.
    Type: Grant
    Filed: April 17, 2019
    Date of Patent: September 29, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yuichiro Inaba, Tetsuji Suzuki, Yoshihiro Ito, Ryuta Murakami
  • Publication number: 20200257242
    Abstract: The image forming apparatus includes a cartridge and an image forming apparatus main assembly. An image forming apparatus main assembly includes a drive output member for transmitting the driving force to the cartridge. The drive output member is movable between an advanced position and a retracted position. An image forming apparatus main assembly includes an inclination imparting portion for inclining the drive output member as the drive output member moves from the advanced position to the retracted position.
    Type: Application
    Filed: April 30, 2020
    Publication date: August 13, 2020
    Inventors: Ryuta Murakami, Naoki Matsumaru, Tadashi Horikawa, Tetsuji Suzuki
  • Patent number: 10739723
    Abstract: An image forming apparatus includes an image bearing drum; an exposing unit for exposing the drum; an electric circuit board provided substantially perpendicularly to an apparatus installing floor; a driving unit for supplying a driving force; a first metal plate supporting the exposing unit; a second metal plate supporting the electric circuit board; and a third metal plate supporting the driving unit. At least one of the first, second and third plates is provided at each of four sides of the apparatus, the four sides being substantially perpendicular to the floor. The first, second and third plates are electrically connected with each other.
    Type: Grant
    Filed: April 3, 2019
    Date of Patent: August 11, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Satoru Takahashi, Yuichiro Inaba, Takeo Kawanami, Tetsuji Suzuki
  • Publication number: 20200248436
    Abstract: A wheel loader is provided that can reduce the traveling distance required for a raise and run operation, and reduce fuel consumption. A wheel loader 1 includes: an engine 3; a torque converter 41; a forward and reverse switch 62; a stepping amount sensor 610; an operation amount sensor 73; and a controller 5. The controller 5 determines whether a specific condition for specifying an operation of the lift arm 21 in an upper direction during forward travel of the vehicle body, on the basis of a forward and reverse switching signal, the stepping amount on the accelerator pedal 61, and a pilot pressure Ti pertaining to the lifting operation amount for the lift aim 21. When the specific condition is satisfied, the vehicle speed is limited by reducing the maximum rotational speed of the engine 3 in response to increase in the pilot pressure Ti.
    Type: Application
    Filed: September 4, 2018
    Publication date: August 6, 2020
    Inventors: Koji HYODO, Isamu AOKI, Tetsuji TANAKA, Koji SHIMAZAKI, Hironao SUZUKI
  • Patent number: 10696898
    Abstract: A reverse photochromic compound of the related art has difficulty in sensing light with a wavelength of 600 nm or greater in a visible light region which has been used for medical applications. Therefore, an object of the present invention is to provide a reverse photochromic compound and a polymer which have a high sensitivity to light having a wavelength of 600 nm or greater. The present invention relates to a compound and the like represented by the following general formula (1).
    Type: Grant
    Filed: January 31, 2018
    Date of Patent: June 30, 2020
    Assignees: FUJIFILM Wako Pure Chemical Corporation, NIHON UNIVERSITY
    Inventors: Ryuzi Katoh, Masami Enoki, Kazuki Nemoto, Katsufumi Suzuki, Tetsuji Murase, Shigeaki Imazeki
  • Patent number: 10701223
    Abstract: An image forming apparatus includes an apparatus body having a cartridge accommodation portion, an opening/closing member attached to the apparatus body and being movable between a first position at which the cartridge accommodation portion is exposed to the outside of the image forming apparatus and a second position at which the opening/closing member covers the cartridge accommodation portion and an operation panel unit for operating the image forming apparatus. The operation panel unit has a sheet portion and a switch portion to transmit a user's operation to the image forming apparatus via the sheet portion. The sheet portion is provided in the opening/closing member and is disposed at such a position as to at least partially overlap the cartridge accommodation portion on an insertion/removal trajectory of the cartridge and to cover the switch portion provided in the apparatus body in a state in which the opening/closing member is at the second position.
    Type: Grant
    Filed: January 18, 2019
    Date of Patent: June 30, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Atsuyuki Yuzawa, Ryuji Hamasaki, Tetsuji Suzuki
  • Patent number: 10678184
    Abstract: The image forming apparatus includes a cartridge and an image forming apparatus main assembly. An image forming apparatus main assembly includes a drive output member for transmitting the driving force to the cartridge. The drive output member is movable between an advanced position and a retracted position. An image forming apparatus main assembly includes an inclination imparting portion for inclining the drive output member as the drive output member moves from the advanced position to the retracted position.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: June 9, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Ryuta Murakami, Naoki Matsumaru, Tadashi Horikawa, Tetsuji Suzuki
  • Publication number: 20200176226
    Abstract: A plasma processing apparatus includes a processing vessel, a lower electrode, an annular member, an inner upper electrode, an outer upper electrode, a processing gas supply, a first high frequency power supply and a first DC power supply. The lower electrode is configured to place a processing target substrate. The annular member is disposed on an outer peripheral portion of the lower electrode. The inner upper electrode is disposed to face the lower electrode. The outer upper electrode is disposed at an outside of the inner upper electrode. The first high frequency power supply applies a first high frequency power. The first DC power supply applies a first variable DC voltage to the outer upper electrode. At least a part of a surface of the outer upper electrode exposed to the processing space is located higher than a surface of the inner upper electrode exposed to the processing space.
    Type: Application
    Filed: December 2, 2019
    Publication date: June 4, 2020
    Inventors: Toshiya Tsukahara, Shuhei Yamabe, Kota Yachi, Tetsuji Sato, Yohei Uchida, Ayuta Suzuki, Yosuke Tamura, Hidetoshi Hanaoka, Junichi Sasaki
  • Publication number: 20200166757
    Abstract: There is provided a head mounted display including: an optical system comprising: right-eye and left-eye optical systems that guide a real image light and right-eye and left-eye virtual image lights; and an optical element comprising: first polarization plates disposed at emission sides of the right-eye and left-eye optical systems; wherein the right-eye virtual image light from the right-eye optical system and the left-eye virtual image light from the left-eye optical system are blocked by the first polarization plate at the emission side of the left-eye optical system and by that of the right-eye optical system respectively; and at least one of: first wave plates disposed at the emission sides of the right-eye and left-eye optical systems so that the real image light from the right-eye and left-eye optical systems passes therethrough; and second wave plates disposed at incident sides of the right-eye and left-eye optical systems.
    Type: Application
    Filed: November 13, 2019
    Publication date: May 28, 2020
    Inventors: Hisashi Oka, Tetsuji Suzuki
  • Publication number: 20200032417
    Abstract: An object of the present invention is to improve quality of a group-III nitride crystal, and also improve performance and manufacturing yield of a semiconductor device manufactured using the crystal. Provided is a nitride crystal represented by the composition formula of InxAlyGa1-x-yN (satisfying 0?x?1, 0?y?1, 0?x+y?1), with a hardness exceeding 22.0 GPa as measured by a nanoindentation method using an indenter with a maximum load applied thereto being within a range of 1 mN or more and 50 mN or less.
    Type: Application
    Filed: May 23, 2019
    Publication date: January 30, 2020
    Inventors: Hajime FUJIKURA, Taichiro KONNO, Takayuki SUZUKI, Toshio KITAMURA, Tetsuji FUJIMOTO, Takehiro YOSHIDA
  • Patent number: 10543997
    Abstract: A sheet feeding apparatus includes an abutment part having an abutment area against which a leading edge of a sheet abuts and a moving part to move the abutment part between first and second positions. The moving part includes a link member having an engage portion to engage with a positioning portion, the link member being joined with the abutment part, and an urging member to urge the link member such that the abutment part moves toward the second position. The abutment part is retained at the first position against an urging force of the urging member in a case where the positioning portion is engaged with the engage portion of the link member.
    Type: Grant
    Filed: August 2, 2018
    Date of Patent: January 28, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Fumiya Sawashima, Tetsuji Suzuki, Ryuji Hamasaki
  • Patent number: 10539920
    Abstract: Provided is an image forming apparatus in which a movable member comes close to an opening to cover a part of the opening in the open state of an opening and closing member. In the course of change from the open state to the state in which an entering portion enters the inside of the housing, the movable member is pressed by the entering portion to move away from the opening and the opening and closing member moves toward the opening. In the closed state of the opening and closing member, the movable member is placed in a position further away from the opening than in the open state, and the opening and closing member is in the position in which the opening and closing member covers a part of the opening while forming a gap between the opening and closing member and the housing.
    Type: Grant
    Filed: January 24, 2019
    Date of Patent: January 21, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Ryuji Hamasaki, Tetsuji Suzuki
  • Publication number: 20190382654
    Abstract: A reverse photochromic compound of the related art has difficulty in sensing light with a wavelength of 600 nm or greater in a visible light region which has been used for medical applications. Therefore, an object of the present invention is to provide a reverse photochromic compound and a polymer which have a high sensitivity to light having a wavelength of 600 nm or greater. The present invention relates to a compound and the like represented by the following general formula (1).
    Type: Application
    Filed: January 31, 2018
    Publication date: December 19, 2019
    Inventors: Ryuzi KATOH, Masami ENOKI, Kazuki NEMOTO, Katsufumi SUZUKI, Tetsuji MURASE, Shigeaki IMAZEKI
  • Patent number: 10451627
    Abstract: The present invention relates to a method for assaying soluble GPC3 protein in a test sample, comprising using two different antibodies binding to different epitopes present in the N-terminal region of GPC3 protein.
    Type: Grant
    Filed: June 25, 2014
    Date of Patent: October 22, 2019
    Assignees: CHUGAI SEIYAKU KABUSHIKI KAISHA, JSR CORPORATION, JSR LIFE SCIENCES CORPORATION
    Inventors: Toshihiko Ohtomo, Jun Amano, Hideki Adachi, Tsukasa Suzuki, Motoaki Mizuuchi, Tetsuji Yamaguchi, Seiki Wakui
  • Patent number: 10433931
    Abstract: A nozzle for a dental handpiece having a connector portion to be connected to a handpiece body, and a nozzle body, which is provided near its end with a notch of a substantially rectangular section cut out from the front face into the lateral faces, the notch forming upstream and downstream faces. The nozzle has a channel and an injection port thereof for transferring the mixture and a channel and an injection port thereof for transferring water, separate from each other. The channel for the mixture extends through the nozzle body along the front face from the connector portion to near the end, with the injection port for the mixture opened in the upstream face. With this nozzle, the mixture is properly injected onto a treatment site in subgingival treatment, while the mixture injected subgingivally is efficiently discharged supragingivally, to improve work efficiency in dental treatment.
    Type: Grant
    Filed: March 5, 2014
    Date of Patent: October 8, 2019
    Assignee: Nakanishi Inc.
    Inventors: Chihiro Yamane, Shouichi Takamori, Tetsuji Suzuki, Kiyoshi Kawakubo
  • Patent number: 10377713
    Abstract: A quencher is disclosed having a compound represented by the following general formula (1): wherein R5 each independently represent a halogen atom, an alkyl group, an alkoxy group, an alkylthio group, an amino group having a substituent or not having a substituent, a hydroxy group, an aryl group, an aryloxy group, or an arylalkyl group; R6 represents a group having a polymerizable unsaturated group, a hydroxy group, or the like; Y1 represents an oxygen atom, or the like; An? represents an anion; Ar1 represents a specific ring structure; * and ** represent binding positions; Ar2 represents a benzene ring, a naphthalene ring, or an anthracene ring; n1 represents a specific integer; and the following structure (1-10) in the general formula (1) is an asymmetric structure; (wherein R5, Y1, Ar1, Ar2, n1, * and ** are the same as described above.).
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: August 13, 2019
    Assignee: FUJIFILM WAKO PURE CHEMICAL CORPORATION
    Inventors: Katsufumi Suzuki, Yoshihisa Tsurumi, Kei Kawano, Shigeaki Imazeki, Tetsuji Murase