Patents by Inventor Yoshihiro Ito

Yoshihiro Ito 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).

  • OPTICAL DEVICE FOR MICROSCOPIC OBSERVATION
    Publication number: 20160313547
    Abstract: An optical device for microscopic observation 4 comprises: a cold stop 13 having openings 13d, 13e corresponding to a low-magnification microscope optical system 5 and being a stop member arranged in a vacuum vessel 12 to let the light from the sample S pass to the camera 3; a warm stop 10 having an opening 14 corresponding to a high-magnification microscope optical system 5 and being a stop member arranged outside the vacuum vessel 12 to let the light from the sample S pass toward the cold stop 13; and a support member 11 supporting the warm stop 10 so that the warm stop can be inserted to or removed from on the optical axis of the light from the sample S, wherein the warm stop 10 has a reflective surface 15 on the camera 3 side and wherein the opening 14 is smaller than the openings 13d, 13e.
    Type: Application
    Filed: June 30, 2016
    Publication date: October 27, 2016
    Inventors: Tomonori NAKAMURA, Ikuo ARATA, Yoshihiro ITO
  • Magnetic encoder and bearing device including magnetic encoder
    Patent number: 9476735
    Abstract: A magnetic encoder 1 including a support member 2 attached to a rotating body 12 and a magnet member 3 fixed to the support member 2, the support member 2 and the magnet 4 are not attached to each other using an adhesive but the support member 2 and the plastic magnet 4 are joined together by molding shrinkage or wrap-around form of the magnet 4, and the material for the magnet 4 is selected such that the value of the ratio ((?p??m)/?c) of a difference (?p??m) between flowing-direction linear expansion coefficient (?p) of the magnet 4 and linear expansion coefficient (?m) of the support member 2, to tensile breaking strain (?c) of the material for the magnet 4 is equal to or less than a value beginning at a threshold (Nth) based on a prescribed value of cycle member at thermal shock destructive test.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: October 25, 2016
    Assignee: NAKANISHI METAL WORKS CO., LTD.
    Inventor: Yoshihiro Ito
  • RING-SHAPED INSERT MOLDED ARTICLE
    Publication number: 20160263793
    Abstract: A molded article 1 is configured such that an insert 2 is made of a steel plate and includes a cylindrical part 2A and an annular part 2B, a plastic 4 is annular in shape so as to be joined to the annular part 2B, inner diameter D1 of the plastic 4 is larger than inner diameter D2 of the annular part 2B so that no burrs at a gate mark E protrude to the inner diameter side of the molded article 1, the injection molding is conducted with a disc gate arranged on an inner peripheral surface F of the plastic 4 at a position separated from a surface of the annular part 2B, and the gate mark E resides on the inner peripheral surface F of the plastic 4 at a position separated from the surface of the annular part 2B.
    Type: Application
    Filed: May 23, 2016
    Publication date: September 15, 2016
    Applicant: NAKANISHI METAL WORKS CO., LTD.
    Inventors: Yoshihiro ITO, Nobumasa OKA
  • Optical device for microscopic observation
    Patent number: 9411143
    Abstract: An optical device for microscopic observation 4 comprises: a cold stop 13 having openings 13d, 13e corresponding to a low-magnification microscope optical system 5 and being a stop member arranged in a vacuum vessel 12 to let the light from the sample S pass to the camera 3; a warm stop 10 having an opening 14 corresponding to a high-magnification microscope optical system 5 and being a stop member arranged outside the vacuum vessel 12 to let the light from the sample S pass toward the cold stop 13; and a support member 11 supporting the warm stop 10 so that the warm stop can be inserted to or removed from on the optical axis of the light from the sample S, wherein the warm stop 10 has a reflective surface 15 on the camera 3 side and wherein the opening 14 is smaller than the openings 13d, 13e.
    Type: Grant
    Filed: May 17, 2012
    Date of Patent: August 9, 2016
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Tomonori Nakamura, Ikuo Arata, Yoshihiro Ito
  • Cyclic RNA and protein production method
    Patent number: 9353153
    Abstract: The present invention provides a cyclic RNA preferable for carrying out rotary protein translation in which translation domains other than that of the target protein are sufficiently short and translation efficiency is high, and a method for producing protein that uses this cyclic RNA as template. More specifically, the present invention provides a cyclic RNA that encodes a protein, has a full-length number of bases that is equal to or greater than 102 and is a multiple of 3, has at least one start codon, does not have a stop codon in the same reading frame as the start codon, and does not contain an internal ribosome entry site (IRES). In addition, the present invention provides a method for producing protein in a eukaryotic cell expression system that consists of using the aforementioned cyclic RNA as template and expressing a protein encoded by that cyclic RNA.
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: May 31, 2016
    Assignee: RIKEN
    Inventors: Hiroshi Abe, Naoko Abe, Yoshihiro Ito, Mizuki Nishihara
  • Power source control apparatus for rotating electrical machine
    Patent number: 9356543
    Abstract: A power source control apparatus for a rotating electrical machine includes a TRC optimum voltage output portion (21) and a GEN optimum voltage output portion (22) that acquire a TRC optimum voltage and a GEN optimum voltage; a normal target voltage output portion (23) that sets a normal target voltage commonly applied to a traveling motor system and a power generating motor system using a DC/DC converter, based on a highest optimum voltage out of the TRC optimum voltage and the GEN optimum voltage; and a temperature protecting target voltage output portion (24) and a target voltage output portion (25) that limit the voltage commonly applied to the traveling motor system and the power generating motor system to a value lower than the normal target voltage.
    Type: Grant
    Filed: April 18, 2013
    Date of Patent: May 31, 2016
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Kenji Kikuchi, Yoshihiro Ito
  • BINDER FOR POWDER METALLURGY, MIXED POWDER FOR POWDER METALLURGY, AND SINTERED BODY
    Publication number: 20150361255
    Abstract: The present invention provides a binder which has excellent effect on suppression of segregation or dust emission, while exhibiting excellent fluidity both at ordinary temperatures and at high temperatures. The present invention is a binder which is blended for use in a mixed powder for powder metallurgy, said mixed powder containing an iron-based powder and an auxiliary starting material powder. This binder is characterized by being composed of one or more polymers that are selected from among butene polymers having a melting point of from 50° C. to 85° C. (inclusive) and a heated melt fluidity at 190° C. of from 2.0 g/10 minutes to 3.6 g/10 minutes (inclusive) and methacrylic acid polymers having a weight average molecular weight of 1,000,000 or less.
    Type: Application
    Filed: February 17, 2014
    Publication date: December 17, 2015
    Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    Inventors: Yoshihiro ITO, Eiichiro YOSHIKAWA, Nobuaki AKAGI, Mitsuhiro SATO
  • ANGLE TOOL AND ELECTRIC TOOL
    Publication number: 20150364972
    Abstract: An angle impact driver includes a brushless motor having a motor shaft, a switch for energizing the brushless motor, an output shaft to which rotation of the brushless motor is transferred, the output shaft being angled with respect to the motor shaft, a housing accommodating the brushless motor and the switch, and a the sensor board detecting rotation of the motor shaft, in which the sensor board is secured to the brushless motor.
    Type: Application
    Filed: February 5, 2014
    Publication date: December 17, 2015
    Applicant: MAKITA CORPORATION
    Inventor: Yoshihiro ITO
  • Belt transporting device and image forming apparatus
    Patent number: 9212004
    Abstract: A belt transporting device includes a belt; first and second adjustment members provided at two respective ends of a tension roller in a belt width direction orthogonal to a direction of rotation of the belt, the first and second adjustment members each being movable by receiving a force from the belt; and a link member that interlocks the movement of the first adjustment member and the movement of the second adjustment member. If the belt is laterally shifted in the belt width direction, one of the first and second adjustment members moves by receiving a force from the belt while the other is moved by the link member such that the tension roller is tilted with respect to a driving roller.
    Type: Grant
    Filed: November 26, 2013
    Date of Patent: December 15, 2015
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takeo Kawanami, Yoshihiro Ito, Kenji Watanabe, Daigo Yamauchi, Fumiya Sawashima, Osamu Sasaoka, Yoichiro Iizuka, Hiromi Fujinaka, Takugo Kasaishi
  • SENSOR TAG AND MANUFACTURING METHOD FOR SENSOR TAG
    Publication number: 20150346039
    Abstract: A sensor tag (10) includes an antenna (102) and connection conductors (103) formed on a surface of a flexible substrate (101). A sensing element (110) is mounted on land conductors (131) of the connection conductors (103). The sensing element (110) is composed of a crystal vibrator (111) and an RFIC (112). The crystal vibrator (111) receives an excitation signal from the outside and generates a resonance signal of a resonant frequency corresponding to the sensed temperature. Equivalent circuit constant information including at least an equivalent inductance (Lxs) or an equivalent capacitance (Cxs) of the crystal vibrator (111) are stored in the RFIC (112).
    Type: Application
    Filed: August 14, 2015
    Publication date: December 3, 2015
    Inventor: Yoshihiro Ito
  • ROTATING ELECTRICAL MACHINE
    Publication number: 20150349612
    Abstract: A rotating electrical machine includes a rotor, a stator, a housing that receives the rotor and the stator and supports the stator so that the rotor is rotatably held in the stator. A transmission controller receives a physical quantity of the rotating electrical machine detected by a sensor through antennas. The antennas are located outside of the housing.
    Type: Application
    Filed: August 11, 2015
    Publication date: December 3, 2015
    Inventors: Yoshihiro ITO, Shigeo ITO
  • SENSOR TAG AND MANUFACTURING METHOD FOR SENSOR TAG
    Publication number: 20150349400
    Abstract: A sensor tag (10) includes a crystal vibrator (110) and an antenna (102). The antenna (102) is composed of a radiating conductor (121) and connection conductors (122). A crystal vibrator (110) is mounted on land conductors (120) provided at an end portion of the connection conductors (122) on the opposite side to the antenna (121). The antenna (102) is formed in a shape such that an amount of shift (?F) of a radiation frequency of the sensor tag (10) falls within an acceptable range in accordance with a resonant frequency (Fxs) and an equivalent inductance (Lxs) of the crystal vibrator (110) and a self-resonant frequency (Fant) and an equivalent inductance (Lant) of the antenna (102).
    Type: Application
    Filed: August 11, 2015
    Publication date: December 3, 2015
    Inventor: Yoshihiro Ito
  • WRITING INSTRUMENT
    Publication number: 20150336420
    Abstract: Provided is a thermochromic writing instrument, comprising: a writing body, storing a thermochromic ink therein, stored in a barrel; an operation body provided in the barrel to be operated to longitudinally move the writing body; a nib of the writing body configured to be capable of appearing from a front end of the writing instrument, wherein the writing instrument further includes a friction unit, rubbing handwriting in the thermochromic ink and capable of thermally changing the color of the handwriting by frictional heat generated at that time, and at least one clip body as the operation body, the friction unit is provided at a rear end of the barrel, and the clip body is provided in an area other than the rear end of the barrel.
    Type: Application
    Filed: July 9, 2015
    Publication date: November 26, 2015
    Inventor: Yoshihiro Ito
  • BELT TRANSPORTING DEVICE AND IMAGE FORMING APPARATUS
    Publication number: 20150329292
    Abstract: A belt transporting device includes a belt; first and second adjustment members provided at two respective ends of a tension roller in a belt width direction orthogonal to a direction of rotation of the belt, the first and second adjustment members each being movable by receiving a force from the belt; and a link member that interlocks the movement of the first adjustment member and the movement of the second adjustment member. If the belt is laterally shifted in the belt width direction, one of the first and second adjustment members moves by receiving a force from the belt while the other is moved by the link member such that the tension roller is tilted with respect to a driving roller.
    Type: Application
    Filed: July 27, 2015
    Publication date: November 19, 2015
    Inventors: Takeo Kawanami, Yoshihiro Ito, Kenji Watanabe, Daigo Yamauchi, Fumiya Sawashima, Osamu Sasaoka, Yoichiro Iizuka, Hiromi Fujinaka, Takugo Kasaishi
  • ELECTRONIC DEVICE HOUSING AND ELECTRONIC DEVICE
    Publication number: 20150271950
    Abstract: An electronic device housing, includes: a housing case including a housing area which houses a heat generating component; a duct, including ends which are in communication with the housing area at different positions respectively and a body portion disposed outside the housing area, in which first air inside housing case which is heated by the heat generating component flows; and a flow device, disposed in the housing case, configured to circulate the first air and make second air which radiates heat in the duct flow towards a side of the housing area side.
    Type: Application
    Filed: March 4, 2015
    Publication date: September 24, 2015
    Inventors: Yuichi HAGIWARA, Takao TOMIYAMA, Manabu MIYAMOTO, Hiroshi YANO, Kenichi OIDE, Yoshihiro ITO, Takanori IWAMATSU
  • Writing instrument
    Patent number: 9108456
    Abstract: A thermochromic writing instrument 1 including a writing body 9, storing a thermochromic ink therein, stored in a barrel 2; an operation body provided in the barrel 2 to be operated to longitudinally move the writing body 9; a nib 91 of the writing body 9 configured to be capable of appearing from a front end of the writing instrument, wherein the writing instrument 1 further includes a friction unit 10, for rubbing handwriting in the thermochromic ink and capable of thermally changing the color of the handwriting by frictional heat generated at that time, and at least one clip body 7 as the operation body, the friction unit 10 is provided at a rear end of the barrel 2, and the clip body 7 is provided in an area other than the rear end of the barrel 2.
    Type: Grant
    Filed: January 31, 2011
    Date of Patent: August 18, 2015
    Assignees: The Pilot Ink Co., Ltd., Kabushiki Kaisha Pilot Corporation
    Inventor: Yoshihiro Ito
  • Rotating electrical machine control apparatus
    Patent number: 9065373
    Abstract: A rotating electrical machine control apparatus includes a plurality of rotating electrical machine controllers and a target voltage setting device. Each of the rotating electrical machine controllers includes a rotating electrical machine and a power supply controller configured to perform power supply control on the rotating electrical machine. The rotating electrical machine controllers have different imposed loads. The target voltage setting device is configured to set DC-side voltages of the rotating electrical machine controllers to a target voltage defined as a thermal equilibrium voltage which represents the DC-side voltages obtained when the rotating electrical machine controllers are in a thermal equilibrium condition.
    Type: Grant
    Filed: April 6, 2012
    Date of Patent: June 23, 2015
    Assignee: HONDA MOTOR CO., LTD.
    Inventor: Yoshihiro Ito
  • RING-SHAPED INSERT MOLDED ARTICLE
    Publication number: 20150158216
    Abstract: A molded article 1 is configured such that an insert 2 is made of a steel plate and includes a cylindrical part 2A and an annular part 2B, a plastic 4 is annular in shape so as to be joined to the annular part 2B, inner diameter D1 of the plastic 4 is larger than inner diameter D2 of the annular part 2B so that no burrs at a gate mark E protrude to the inner diameter side of the molded article 1, the injection molding is conducted with a disc gate arranged on an inner peripheral surface F of the plastic 4 at a position separated from a surface of the annular part 2B, and the gate mark E resides on the inner peripheral surface F of the plastic 4 at a position separated from the surface of the annular part 2B.
    Type: Application
    Filed: November 17, 2014
    Publication date: June 11, 2015
    Inventors: Yoshihiro ITO, Nobumasa OKA
  • Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus
    Patent number: 9046860
    Abstract: An electrophotographic photosensitive drum comprises a cylinder having a photosensitive layer formed thereon, with the cylinder being rotatable about an axis thereof. A driving force transmitting part is securely fixed to one axial end of the cylinder. The driving force transmitting part includes (i) a gear encircling a peripheral portion of the driving force transmitting part and (ii) a projection disposed on a side of the gear opposite from the cylinder, with the projection having a base and a free end. At least a portion of a cross-section of the projection at the base is offset from a corresponding portion of a cross-section of the projection at the free end, as seen in a direction of the axis.
    Type: Grant
    Filed: March 19, 2014
    Date of Patent: June 2, 2015
    Assignee: Canon Kabushiki Kaisha
    Inventors: Kazushi Watanabe, Yoshihiro Ito, Toshiharu Kawai
  • POWER SOURCE CONTROL APPARATUS FOR ROTATING ELECTRICAL MACHINE
    Publication number: 20150130392
    Abstract: A power source control apparatus for a rotating electrical machine includes a TRC optimum voltage output portion (21) and a GEN optimum voltage output portion (22) that acquire a TRC optimum voltage and a GEN optimum voltage; a normal target voltage output portion (23) that sets a normal target voltage commonly applied to a traveling motor system and a power generating motor system using a DC/DC converter, based on a highest optimum voltage out of the TRC optimum voltage and the GEN optimum voltage; and a temperature protecting target voltage output portion (24) and a target voltage output portion (25) that limit the voltage commonly applied to the traveling motor system and the power generating motor system to a value lower than the normal target voltage.
    Type: Application
    Filed: April 18, 2013
    Publication date: May 14, 2015
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Kenji Kikuchi, Yoshihiro Ito