Patents by Inventor Hiroki Moriyama

Hiroki Moriyama 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: 10634389
    Abstract: A refrigeration cycle apparatus includes: a refrigerant circuit including a compressor, a condenser, an expansion device, and an evaporator; an oil separator provided at a refrigerant discharge side of the compressor and configured to separate refrigerant and a refrigerating machine oil; a first oil return path connecting the oil separator to a refrigerant suction side of the compressor; a flow control device provided on the first oil return path and configured to reduce pressure of the refrigerant and the refrigerating machine oil; an oil reservoir provided to branch from the first oil return path between the flow control device and the refrigerant suction side of the compressor and configured to store the refrigerating machine oil; a second oil return path on which the oil reservoir is provided and through which the oil accumulated in the oil reservoir flows when being returned to the compressor.
    Type: Grant
    Filed: June 28, 2016
    Date of Patent: April 28, 2020
    Assignee: Mitsubishi Electric Corporation
    Inventors: Takashi Moriyama, Hiroki Murakami
  • Publication number: 20190346190
    Abstract: A compressor includes a container provided with an oil reservoir which is provided at a bottom portion of the container to allow oil to be collected in the oil reservoir. The container is provided such that a rotary shaft is inclined relative to the direction of gravity or to be laid horizontal. In the container, an electric motor mechanism, the rotary shaft, a compression mechanism and a frame which fixes the compression mechanism to the container are provided. To the container, a suction pipe is connected to cause refrigerant to flow into space between the frame and the electric motor mechanism. In the frame, a suction port is formed to cause the refrigerant having flowed into the space to flow into the compression mechanism, and each of the suction portion and a connection port of the suction pipe, which connects with the container is located at a position which is higher than or the same as the level of the rotary shaft as seen in a rotation axial direction.
    Type: Application
    Filed: May 19, 2017
    Publication date: November 14, 2019
    Applicant: Mitsubishi Electric Corporation
    Inventors: Takashi MORIYAMA, Hiroki MURAKAMI, Hiroshi YAMAMOTO, Wahei SHINGU
  • Patent number: 10451126
    Abstract: A control device of a vehicle power transmission device including a first power transmission path transmitting power by engaging a first clutch, a sub-clutch and a second power transmission path transmitting power by engaging a second clutch each disposed between an engine and drive wheels and parallel to each other, the device including a fail-safe valve for preventing simultaneous engagement of the first and second clutches, the fail-safe valve configured to be switched to a fail-safe spool position preventing simultaneous engagement of the first and second clutches by a hydraulic pressure of a hydraulic fluid supplied to the first clutch or an output pressure of a first electromagnetic valve controlling the hydraulic pressure and the hydraulic pressure of the hydraulic fluid supplied to the second clutch or an output pressure of a second electromagnetic valve controlling the hydraulic pressure, the second electromagnetic valve configured to increase the output pressure.
    Type: Grant
    Filed: May 9, 2018
    Date of Patent: October 22, 2019
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yusuke Ohgata, Hiroki Kondo, Makoto Sawada, Shinya Toyoda, Shuji Moriyama, Kyohei Suzumura, Hiroki Takeda
  • Publication number: 20190301765
    Abstract: An air-conditioning apparatus includes: a plurality of compressors included in one or more refrigerant circuits which air-condition a target space to be air-conditioned; a power converter which converts electric power supplied from a power source unit and supply the compressors with electric power for driving the compressors at an arbitrary drive rotation speed; a switching device which perform switching between a power supplying operation to cause each of the compressors to be supplied with electric power from the power converter and a power supplying operation to cause each of the compressors to be supplied with electric power directly from the power source unit; and a controller which controls the power converter and the switching device.
    Type: Application
    Filed: May 1, 2017
    Publication date: October 3, 2019
    Applicant: Mitsubishi Electric Corporation
    Inventors: Ryosuke KOBAYASHI, Takashi MORIYAMA, Hiroyasu IWABUKI, Hiroki MURAKAMI, Hisanori YAMASAKI
  • Publication number: 20190236374
    Abstract: An information processing apparatus (10) includes a time and space information acquisition unit (110) that acquires high-risk time and space information indicating a spatial region with an increased possibility of an accident occurring or of a crime being committed and a corresponding time slot, a possible surveillance target acquisition unit (120) that identifies a video to be analyzed from among a plurality of videos generated by capturing an image of each of a plurality of places, on the basis of the high-risk time and space information, and analyzes the identified video to acquire information of a possible surveillance target, and a target time and space identification unit (130) that identifies at least one of a spatial region where surveillance is to be conducted which is at least a portion of the spatial region or a time slot when surveillance is to be conducted, from among the spatial region and the time slot indicated by the high-risk time and space information, on the basis of the information of the
    Type: Application
    Filed: April 3, 2019
    Publication date: August 1, 2019
    Applicant: NEC CORPORATION
    Inventors: Junko NAKAGAWA, Ryoma OAMI, Kenichiro IDA, Mika SAITO, Shohzoh NAGAHAMA, Akinari FURUKAWA, Yasumasa OHTSUKA, Junichi FUKUDA, Fumi IKEDA, Manabu MORIYAMA, Fumie EINAGA, Tatsunori YAMAGAMI, Keisuke HIRAYAMA, Yoshitsugu KUMANO, Hiroki ADACHI
  • Patent number: 10172600
    Abstract: An insertion apparatus according to an aspect of the present invention includes: an insertion portion to be inserted into a subject; a bending operation apparatus to be moved by an operator to input an operation instruction; a bending drive section that generates a drive force based on the movement of the bending operation apparatus; a pulling member to be pulled by the drive force from the bending drive section; a bending portion provided in the insertion portion, the bending portion being connected to the pulling member and being bent upon the pulling member being pulled; and a haptic section that connects the pulling member and the bending operation apparatus via an elastic portion.
    Type: Grant
    Filed: May 20, 2014
    Date of Patent: January 8, 2019
    Assignee: OLYMPUS CORPORATION
    Inventors: Yasuhiro Okamoto, Hiroki Moriyama, Hiroaki Miyoshi, Yutaka Masaki
  • Patent number: 9936860
    Abstract: A bending apparatus includes: a bending portion; an operation element erected vertically from an operation portion having a longitudinal axis and has a shaft portion in which a tilt direction and tilt angle are changeable; a pulling member having one end connected to the bending portion; a pulley on which a rotary body around which the pulling member is wound is arranged; a motor that generates a driving force that rotates the pulley to pull the pulling member wound around the rotary body in a winding direction; a hanging frame that extends in a diameter direction of the shaft portion, and includes an attachment portion to which the other end of the pulling member is attached; and an attachment path setting member provided inside the operation portion, which changes a path of the pulling to the longitudinal axis direction and guides the pulling member to the attachment portion.
    Type: Grant
    Filed: February 25, 2015
    Date of Patent: April 10, 2018
    Assignee: OLYMPUS CORPORATION
    Inventors: Yasuhiro Okamoto, Hiroki Moriyama
  • Patent number: 9861264
    Abstract: A rigid endoscope includes a first insertion section extending along longitudinal directions, a first needle defining an outer edge of a first opening, and a first functional section provided in a vicinity of the first opening of a first lumen, and configured to perform some part of functions. The rigid endoscope includes a second insertion section extending along the longitudinal directions, and located apart from the first insertion section in directions perpendicular to the longitudinal directions, a second needle defining an outer edge of a second opening, and a second functional section provided in a vicinity of the second opening of a second lumen, and configured to perform some part of the functions different from the functions performed by the first functional section.
    Type: Grant
    Filed: July 20, 2012
    Date of Patent: January 9, 2018
    Assignee: OLYMPUS CORPORATION
    Inventors: Yasuhiro Okamoto, Kazuo Banju, Hiroki Moriyama
  • Patent number: 9763561
    Abstract: An attachment unit rotates in directions around a longitudinal axis with respect to an insertion main body when rotary drive force is transmitted from a drive force transmission unit provided to an insertion section, and allows propulsive force in one of directions parallel to the longitudinal axis to act on the insertion section by rotating in contact with a paries. The attachment unit includes a fin portion which is spirally extended along the longitudinal axis and whose dimension from the longitudinal axis to an outer peripheral end vary in accordance with how external force different from the propulsive force acts in the directions parallel to the longitudinal axis in a state that the attachment unit does not rotate with respect to the insertion main body.
    Type: Grant
    Filed: October 9, 2012
    Date of Patent: September 19, 2017
    Assignee: OLYMPUS CORPORATION
    Inventor: Hiroki Moriyama
  • Patent number: 9237837
    Abstract: An insertion device sets engage range which it prescribed in return power to the neutral position by elastic force of the spring and rotation resistance force by the slide power by elastic member for dial portion performing curving operation of a curving portion. If a rotary angle is beyond an engage range, the dial part lets a rotary point of view to order return in an engage range and, if there is a rotary angle in an engage range, the dial part keeps a target part in an observation field of vision.
    Type: Grant
    Filed: October 23, 2013
    Date of Patent: January 19, 2016
    Assignee: OLYMPUS CORPORATION
    Inventors: Keijiro Omoto, Hiroki Moriyama, Yasuhiro Okamoto
  • Patent number: 9204784
    Abstract: An attachment unit includes a tube main body extended along a longitudinal axis in a state that a gap is provided between itself and an outer peripheral portion of an insertion section or a member on the outer peripheral portion of the insertion section, and a tube proximal end portion, provided to a proximal direction side of the tube main body, to which a proximal end of the attachment unit is placed. The tube proximal end portion includes a proximal side gap reducing portion eliminating or reducing the gap as compared with a part to an inner peripheral direction side of the tube main body between itself and the outer peripheral portion of the insertion section or the member, and is placed to a distal direction side of an insertion opening in a use situation.
    Type: Grant
    Filed: October 9, 2012
    Date of Patent: December 8, 2015
    Assignee: OLYMPUS CORPORATION
    Inventor: Hiroki Moriyama
  • Publication number: 20150164306
    Abstract: A bending apparatus includes: a bending portion; an operation element erected vertically from an operation portion having a longitudinal axis and has a shaft portion in which a tilt direction and tilt angle are changeable; a pulling member having one end connected to the bending portion; a pulley on which a rotary body around which the pulling member is wound is arranged; a motor that generates a driving force that rotates the pulley to pull the pulling member wound around the rotary body in a winding direction; a hanging frame that extends in a diameter direction of the shaft portion, and includes an attachment portion to which the other end of the pulling member is attached; and an attachment path setting member provided inside the operation portion, which changes a path of the pulling to the longitudinal axis direction and guides the pulling member to the attachment portion.
    Type: Application
    Filed: February 25, 2015
    Publication date: June 18, 2015
    Applicant: OLYMPUS MEDICAL SYSTEMS CORP.
    Inventors: Yasuhiro Okamoto, Hiroki Moriyama
  • Publication number: 20140309625
    Abstract: An insertion apparatus according to an aspect of the present invention includes: an insertion portion to be inserted into a subject; a bending operation apparatus to be moved by an operator to input an operation instruction; a bending drive section that generates a drive force based on the movement of the bending operation apparatus; a pulling member to be pulled by the drive force from the bending drive section; a bending portion provided in the insertion portion, the bending portion being connected to the pulling member and being bent upon the pulling member being pulled; and a haptic section that connects the pulling member and the bending operation apparatus via an elastic portion.
    Type: Application
    Filed: May 20, 2014
    Publication date: October 16, 2014
    Applicant: OLYMPUS MEDICAL SYSTEMS CORP.
    Inventors: Yasuhiro OKAMOTO, Hiroki MORIYAMA, Hiroaki MIYOSHI, Yutaka MASAKI
  • Patent number: 8821384
    Abstract: An endoscope includes an attachment unit detachably attached to an outer peripheral direction side of an insertion section to be rotatable about a longitudinal axis with respect to an insertion main body, and including a gear portion formed over an all-round inner peripheral portion of the attachment unit, a rotary gear meshing with the gear portion to allow the attachment unit to be attached to the insertion section, and a base portion defining a gear arrangement portion where the rotary gear is arranged on an outer peripheral portion of the insertion section. In the endoscope, a channel, extended through an inside of an operation section and an inside of the insertion section from an outer surface of the operation section and opened to an outside of the insertion section in the gear arrangement portion, is defined.
    Type: Grant
    Filed: October 9, 2012
    Date of Patent: September 2, 2014
    Assignee: Olympus Medical Systems Corp.
    Inventor: Hiroki Moriyama
  • Patent number: 8795159
    Abstract: An endoscope includes a flexible portion extended to a part on a proximal direction side of an insertion main body along a longitudinal axis, and a passive bending portion provided to a distal direction side of the flexible portion in the insertion main body, being more flexible than the flexible portion, and configured to passively bend when external force acts thereon. The endoscope includes an attachment unit which includes a fin portion spirally extended along the longitudinal axis, and through which the insertion section is inserted, and a holding portion provided to the insertion main body, and configured to hold the attachment unit in a state that the attachment unit covers the passive bending portion and that the attachment unit is rotatable about the longitudinal axis with respect to the insertion main body.
    Type: Grant
    Filed: August 8, 2012
    Date of Patent: August 5, 2014
    Assignee: Olympus Medical Systems Corp.
    Inventor: Hiroki Moriyama
  • Patent number: 8784302
    Abstract: An endoscope includes a drive force transmitting section attached to an insertion main body, and configured to transmit rotational drive force that rotates an attachment unit to the attachment unit, and a member inserting portion provided to a proximal direction side of an insertion section. The endoscope includes a first linear member insertable into the insertion section from the member inserting portion and removable from the insertion section through the member inserting portion, and has a distal end connectable to the drive force transmitting section while being inserted into the insertion section. The first linear member is configured to transmit the rotational drive force to the drive force transmitting section when rotated while being connected to the drive force transmitting section.
    Type: Grant
    Filed: August 8, 2012
    Date of Patent: July 22, 2014
    Assignee: Olympus Medical Systems Corp.
    Inventor: Hiroki Moriyama
  • Publication number: 20140135580
    Abstract: An insertion device sets engage range which it prescribed in return power to the neutral position by elastic force of the spring and rotation resistance force by the slide power by elastic member for dial portion performing curving operation of a curving portion. If a rotary angle is beyond an engage range, the dial part lets a rotary point of view to order return in an engage range and, if there is a rotary angle in an engage range, the dial part keeps a target part in an observation field of vision.
    Type: Application
    Filed: October 23, 2013
    Publication date: May 15, 2014
    Applicant: OLYMPUS MEDICAL SYSTEMS CORP.
    Inventors: Keijiro OMOTO, Hiroki MORIYAMA, Yasuhiro OKAMOTO
  • Patent number: 8497898
    Abstract: An endoscope system includes an image pickup section, provided in an endoscope, which performs image pickup, a determining section that determines whether a specific observation object exists inside an image pickup region of the image pickup section, a recognizing section that determines whether the specific observation object can be recognized as an image from the picked-up image in the image pickup region picked up by the image pickup section, a low visibility determination output section that determines, when the determining section determines that the specific observation object exists inside the image pickup region and the recognizing section cannot recognize the specific observation object as an image, that the image pickup section is in a low visibility condition and outputs a low visibility determination result, and an obstacle estimation section that estimates an obstacle or a type of obstacle which causes the low visibility according to the low visibility determination result.
    Type: Grant
    Filed: January 25, 2012
    Date of Patent: July 30, 2013
    Assignee: Olympus Medical Systems Corp.
    Inventors: Hiroki Moriyama, Yoshitaka Umemoto
  • Patent number: 8465419
    Abstract: The present invention is an endoscope system comprising an endoscope provided with a distal end inserted into a subject body and a proximal end having a site capable of being held by a physician and provided with an endoscope insertion unit having a first flexible portion arranged on the distal end thereof and a second flexible portion coupled to the proximal end of the first flexible portion and provided with a site having an outer diameter larger than a site having the maximum outer diameter of the first flexible portion; and an endoscope insertion assisting device, in which the inner diameter of a distal opening of an insertion hole through which the endoscope insertion unit is inserted is substantially equal to the outer diameter of the second flexible portion.
    Type: Grant
    Filed: December 20, 2006
    Date of Patent: June 18, 2013
    Assignee: Olympus Corporation
    Inventor: Hiroki Moriyama
  • Publication number: 20130072754
    Abstract: A rigid endoscope includes a first insertion section extending along longitudinal directions, a first needle defining an outer edge of a first opening, and a first functional section provided in a vicinity of the first opening of a first lumen, and configured to perform some part of functions. The rigid endoscope includes a second insertion section extending along the longitudinal directions, and located apart from the first insertion section in directions perpendicular to the longitudinal directions, a second needle defining an outer edge of a second opening, and a second functional section provided in a vicinity of the second opening of a second lumen, and configured to perform some part of the functions different from the functions performed by the first functional section.
    Type: Application
    Filed: July 20, 2012
    Publication date: March 21, 2013
    Inventors: Yasuhiro OKAMOTO, Kazuo BANJU, Hiroki MORIYAMA