Patents by Inventor Tadashi Ito

Tadashi 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).

  • Publication number: 20220250163
    Abstract: A coated tool in the present disclosure includes a base and a coating layer located on a surface of the base. The coating layer includes an intermediate layer including Ti, and an Al2O3 layer. The Al2O3 layer is located in contact with the intermediate layer at a position further away from the base than the intermediate layer. The intermediate layer includes a plurality of first protrusions protruding toward the Al2O3 layer. At least one of the plurality of first protrusions is a composite protrusion including second protrusions protruding in a direction intersecting with a protruding direction of the first protrusions. An average number of the second protrusions in the composite protrusion is 1.4 or less. A cutting tool in the present disclosure includes a holder which is extended from a first end toward a second end and includes a pocket on a side of the first end, and the coated tool located in the pocket.
    Type: Application
    Filed: July 28, 2020
    Publication date: August 11, 2022
    Applicant: KYOCERA Corporation
    Inventors: Yuusaku SUGAWA, Hirotoshi ITO, Kenji KUMAI, Takanori SUGIYAMA, Tadashi KATSUMA
  • Publication number: 20220250161
    Abstract: A coated tool in the present disclosure includes a base and a coating layer located on a surface of the base. The coating layer includes a TiCN layer, an intermediate layer including Ti, and an Al2O3 layer in this order from a side of the base. The Al2O3 layer is located in contact with the intermediate layer at a position further away from the base than the intermediate layer. The intermediate layer includes a plurality of first protrusions protruding toward the Al2O3 layer. An average area of the plurality of first protrusions is 1700 nm2 or less. A cutting tool in the present disclosure includes a holder which is extended from a first end toward a second end and includes a pocket on a side of the first end, and the coated tool located in the pocket.
    Type: Application
    Filed: July 28, 2020
    Publication date: August 11, 2022
    Applicant: KYOCERA Corporation
    Inventors: Yuusaku SUGAWA, Hirotoshi ITO, Kenji KUMAI, Takanori SUGIYAMA, Tadashi KATSUMA
  • Publication number: 20220250162
    Abstract: A coated tool in the present disclosure includes a base and a coating layer located on a surface of the base. The coating layer includes an intermediate layer including Ti, and an Al2O3 layer. The Al2O3 layer is located in contact with the intermediate layer at a position further away from the base than the intermediate layer. The intermediate layer includes a plurality of first protrusions protruding toward the Al2O3 layer. At least one of the plurality of first protrusions is a composite protrusion including second protrusions protruding in a direction intersecting with a protruding direction of the first protrusions. A percentage of the composite protrusions in the plurality of first protrusions is 30% or less. A cutting tool in the present disclosure includes a holder which is extended from a first end toward a second end and includes a pocket on a side of the first end, and the coated tool located in the pocket.
    Type: Application
    Filed: July 28, 2020
    Publication date: August 11, 2022
    Applicant: KYOCERA Corporation
    Inventors: Yuusaku SUGAWA, Hirotoshi ITO, Kenji KUMAI, Takanori SUGIYAMA, Tadashi KATSUMA
  • Publication number: 20220213973
    Abstract: Provided is a piezoelectric valve in which the valve is opened/closed utilizing a displacement of a laminated piezoelectric element, including: a valve main body having a gas pressure chamber that receives compressed gas supplied externally; and an actuator having a valving element, the laminated piezoelectric element that generates a driving force required for operating the valving element as the displacement, and a displacement enlarging mechanism that enlarges the displacement of the laminated piezoelectric element to be acted on the valving element, the actuator being disposed in the valve main body, in which a surface of the laminated piezoelectric element is coated with silicone in a state in which the laminated piezoelectric element is integrated into the actuator.
    Type: Application
    Filed: January 22, 2020
    Publication date: July 7, 2022
    Applicants: SATAKE CORPORATION, MECHANO TRANSFORMER CORPORATION
    Inventors: Takafumi ITO, Tadashi MATSUSHITA, Toshiro HIGUCHI, Sze Keat CHEE, Yoshinobu MIZUNO
  • Patent number: 11280994
    Abstract: An optical unit includes: a fixing portion including a front frame portion that holds an object-side fixed lens group, a rear frame portion that holds an image-side fixed lens group or an image sensor, and a fixing portion main body formed by using a non-magnetic material; a moving portion that holds a moving lens group and that is arranged on an inner side of the fixing portion main body so as to be slidable with respect to the fixing portion main body; and a voice coil motor configured to move the moving portion along a direction of the optical axis relative to the fixing portion main body, and including a magnetic portion magnetized in a direction intersecting an optical axis of the object-side fixed lens group, and a coil located on an outer side of the fixing portion main body with respect to the magnetic portion.
    Type: Grant
    Filed: June 14, 2018
    Date of Patent: March 22, 2022
    Assignee: OLYMPUS CORPORATION
    Inventor: Tadashi Ito
  • Patent number: 11213186
    Abstract: The endoscope apparatus includes an endoscope and a video processor. The endoscope apparatus has a voice coil motor provided in a distal end portion of an insertion portion of the endoscope and having a coil with a resistance component, and a signal wire inserted into the insertion portion and connected to both ends of the coil, detects at least one value of a current supplied to the signal wire and a voltage applied to the signal wire, calculates power consumption of the coil from the at least one value detected and resistance value information of the resistance component, and executes a predetermined process based on the calculated power consumption of the coil and power consumption threshold information.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: January 4, 2022
    Assignee: OLYMPUS CORPORATION
    Inventors: Tadashi Ito, Sho Nakamura
  • Publication number: 20200400915
    Abstract: A drive unit includes: a fixed barrel; a movable barrel; a magnet unit including a first magnet, a second magnet, and a third magnet being polarized in an optical axis direction L such that magnetic poles of the third magnet have the same polarities as a magnetic pole of the first magnet at an outer side in the radial direction and a magnetic pole of the second magnet at an outer side in the radial direction; a coil unit including a first coil and a second coil; and a movable range restricting member.
    Type: Application
    Filed: September 3, 2020
    Publication date: December 24, 2020
    Applicant: OLYMPUS CORPORATION
    Inventor: Tadashi ITO
  • Patent number: 10783538
    Abstract: A relay server applies rewards in a rewards system that includes the relay server, a point of sale terminal, and a reward management server. The relay server includes a storage device, a communication interface, and a processor. The communication interface receives an update request for updating an accumulated reward provided to a customer, and transmits, to the reward management server, the update request. The storage device stores update request data indicating the update request was transmitted to the reward management server. The communication interface receives a reward updated result indicating that the accumulated reward provided to the customer was updated. When the reward updated result is not received within a predetermined time, the communication interface transmits, to the point of sale terminal, a reward update pending result indicating that the update request is pending.
    Type: Grant
    Filed: June 18, 2018
    Date of Patent: September 22, 2020
    Assignee: TOSHIBA TEC KABUSHIKI KAISHA
    Inventor: Tadashi Ito
  • Patent number: 10732401
    Abstract: An optical unit includes: a fixing part including a front frame portion, a rear frame portion, and a fixing part main body; a movable part arranged slidably relative to the fixing part main body; and a voice coil motor including a magnetic portion, and a coil arranged at the fixing part main body and positioned on a radially outer side of the fixing part main body with respect to the magnetic portion, the voice coil motor being capable of moving the movable part relative to the fixing part main body along a direction of the optical axis. A maximum dimension of the fixing part main body in a first direction parallel to a magnetization direction of the magnetic portion is greater than a maximum dimension of the fixing part main body in a second direction perpendicular to the first direction and the direction of the optical axis.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: August 4, 2020
    Assignee: OLYMPUS CORPORATION
    Inventor: Tadashi Ito
  • Publication number: 20200037849
    Abstract: The endoscope apparatus includes an endoscope and a video processor. The endoscope apparatus has a voice coil motor provided in a distal end portion of an insertion portion of the endoscope and having a coil with a resistance component, and a signal wire inserted into the insertion portion and connected to both ends of the coil, detects at least one value of a current supplied to the signal wire and a voltage applied to the signal wire, calculates power consumption of the coil from the at least one value detected and resistance value information of the resistance component, and executes a predetermined process based on the calculated power consumption of the coil and power consumption threshold information.
    Type: Application
    Filed: October 16, 2019
    Publication date: February 6, 2020
    Applicant: OLYMPUS CORPORATION
    Inventors: Tadashi ITO, Sho NAKAMURA
  • Publication number: 20190262490
    Abstract: An object of the invention is to provide particles that have excellent deodorizing properties but do not easily settle down in a case in which the particles are applied to a dispersion liquid. Another object of the invention is to provide a dispersion liquid and a film, both using the particles; a deodorizing material including the particles, the dispersion liquid, or the film; and a wet wiper and a spray, both including the dispersion liquid. A composite particle of the invention includes a polymer particle; and at least one kind of inorganic particle selected from the group consisting of metals and metal oxides, the inorganic particle being supported on the surface of the polymer particle, in which the inorganic particles have an average particle diameter of less than 100 nm.
    Type: Application
    Filed: May 14, 2019
    Publication date: August 29, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Mitsumasa HAMANO, Tadashi ITO, Naohiro MATSUNAGA, Shigeaki OHTANI
  • Patent number: 10266013
    Abstract: A pneumatic tire in which a tread part is provided with a pair of central main grooves extending continuously around the circumference of the tire on both sides of a tire equator C, and central thin grooves extending continuously around the circumference of the tire on the tire-axially inner sides of the central main grooves and having less groove width than the central main grooves. The central thin grooves include a linear first central thin groove running along the tire circumference, and zigzagging second central thin grooves. The first central thin groove is provided on the tire-axially inner sides of the second central thin grooves.
    Type: Grant
    Filed: October 2, 2014
    Date of Patent: April 23, 2019
    Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventor: Tadashi Ito
  • Patent number: 10232670
    Abstract: A pneumatic tire 1 is provided in the tread portion 2 with blocks each provided with sipes 9 extending across the entire axial width of the block. The blocks include axially innermost first blocks 3 each having a longitudinal block rigidity (G), and axially outer blocks 4 each having a longitudinal block rigidity (G). The longitudinal block rigidity (G) of the axially innermost first blocks 3 is 90% to 110% of the longitudinal block rigidity (G) of the axially outer blocks 4.
    Type: Grant
    Filed: November 30, 2015
    Date of Patent: March 19, 2019
    Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventor: Tadashi Ito
  • Publication number: 20190026764
    Abstract: A relay server applies rewards in a rewards system that includes the relay server, a point of sale terminal, and a reward management server. The relay server includes a storage device, a communication interface, and a processor. The communication interface receives an update request for updating an accumulated reward provided to a customer, and transmits, to the reward management server, the update request. The storage device stores update request data indicating the update request was transmitted to the reward management server. The communication interface receives a reward updated result indicating that the accumulated reward provided to the customer was updated. When the reward updated result is not received within a predetermined time, the communication interface transmits, to the point of sale terminal, a reward update pending result indicating that the update request is pending.
    Type: Application
    Filed: June 18, 2018
    Publication date: January 24, 2019
    Inventor: Tadashi ITO
  • Publication number: 20180292641
    Abstract: An optical unit includes: a fixing portion including a front frame portion that holds an object-side fixed lens group, a rear frame portion that holds an image-side fixed lens group or an image sensor, and a fixing portion main body formed by using a non-magnetic material; a moving portion that holds a moving lens group and that is arranged on an inner side of the fixing portion main body so as to be slidable with respect to the fixing portion main body; and a voice coil motor configured to move the moving portion along a direction of the optical axis relative to the fixing portion main body, and including a magnetic portion magnetized in a direction intersecting an optical axis of the object-side fixed lens group, and a coil located on an outer side of the fixing portion main body with respect to the magnetic portion.
    Type: Application
    Filed: June 14, 2018
    Publication date: October 11, 2018
    Applicant: OLYMPUS CORPORATION
    Inventor: Tadashi ITO
  • Patent number: 10093134
    Abstract: A pneumatic tire comprises a tread portion provided with blocks each provided with a first variable depth sipe and a second variable depth sipe each having both axial ends opened at edges of the block on both sides thereof in the tire axial direction. In each block, a shallow portion of the first variable depth sipe overlaps, in the tire axial direction, with a deep main portion of the second variable depth sipe. an axial groove dividing the blocks is provided with a tie bar overlapping, in the tire axial direction, with the deep main portion of the adjacent variable depth sipe.
    Type: Grant
    Filed: April 30, 2014
    Date of Patent: October 9, 2018
    Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventors: Satoshi Tanaka, Tadashi Ito
  • Publication number: 20180275391
    Abstract: An optical unit includes a main unit holding an anterior frame holding a first lens and a rear frame holding a second lens; a movable portion holding a movable lens between the first and second lenses or the image sensor and being slidable against the main unit; a voice coil motor including a magnetic portion disposed in the movable portion and polarized in a direction intersecting an optical axis of the first lens, and a coil positioned on an outside in the radial direction of the main unit; and a biasing member biasing the movable portion to be closer to the main unit, using magnetic force caused by the magnetic portion. In the main unit, a first dimension in a first direction parallel to a magnetization direction of the magnetic portion exceeds a second dimension in a second direction perpendicular to the first direction and the optical axis.
    Type: Application
    Filed: May 30, 2018
    Publication date: September 27, 2018
    Applicant: OLYMPUS CORPORATION
    Inventor: Tadashi ITO
  • Publication number: 20180081164
    Abstract: An optical unit includes: a fixing part including a front frame portion, a rear frame portion, and a fixing part main body; a movable part arranged slidably relative to the fixing part main body; and a voice coil motor including a magnetic portion, and a coil arranged at the fixing part main body and positioned on a radially outer side of the fixing part main body with respect to the magnetic portion, the voice coil motor being capable of moving the movable part relative to the fixing part main body along a direction of the optical axis. A maximum dimension of the fixing part main body in a first direction parallel to a magnetization direction of the magnetic portion is greater than a maximum dimension of the fixing part main body in a second direction perpendicular to the first direction and the direction of the optical axis.
    Type: Application
    Filed: November 28, 2017
    Publication date: March 22, 2018
    Applicant: OLYMPUS CORPORATION
    Inventor: Tadashi ITO
  • Publication number: 20170297376
    Abstract: In a tire 2 according to the present invention, belt cords 42 included in a belt 22 each include a twisted string obtained by twisting together four filaments 46. Each belt cord 42 has an elliptical cross-section. On the cross-section, the ratio of the length of the minor axis to the length of the major axis is greater than or equal to 0.67 and not greater than 0.94. A first filament 46a and a third filament 46c are disposed along the minor axis. The first filament 46a and the third filament 46c are each in contact with a second filament 46b and a fourth filament 46d, or the first filament 46a is in contact with the third filament 46c.
    Type: Application
    Filed: April 12, 2017
    Publication date: October 19, 2017
    Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventor: Tadashi ITO
  • Publication number: 20170043628
    Abstract: A tire 2 of the present invention includes a pair of fillers 20 turned up around beads 10. Each filler 20 has multiple cords made of steel and aligned with each other. In the tire 2, an outer surface of a chafer 8 has a bottom surface 26 that contacts with a seat surface of a rim 30. When a reference line M represents a straight line that contacts with the bottom surface 26 in a cross-section obtained by cutting the tire at the plane perpendicular to the circumferential direction, the bottom surface 26 has a depression 66 that is shaped so as to project radially outward of the reference line M. A ratio (D/L) of a maximum depth D of the depression 66 to a width L of the depression 66 is greater than or equal to 0.007 and not greater than 0.060.
    Type: Application
    Filed: July 25, 2016
    Publication date: February 16, 2017
    Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventor: Tadashi ITO