Patents by Inventor Yuki Hirata
Yuki Hirata 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).
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Publication number: 20240198608Abstract: A reinforcing member includes a plate-shaped member that is made of a fiber-reinforced resin in which a continuous fiber is used as a reinforcement fiber and that has a first surface and a second surface. The plate-shaped member includes an outer circumferential portion that defines an outer edge of the plate-shaped member, a convex portion that is convex on a side of the first surface in an area inside the outer circumferential portion, and a plurality of concave portions that are concave on the side of the first surface in an area inside the convex portion.Type: ApplicationFiled: December 15, 2023Publication date: June 20, 2024Inventors: Koichiro SAITO, Yuki HIRATA, Ryozo OIWA, Keiju OGURI
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Patent number: 11934621Abstract: An input device includes a fixed electrode, a movable electrode, and a movable member. The movable member is configured to elastically deform by receiving pressing force to relatively displace the movable electrode toward the fixed electrode. The movable member has an outer peripheral part. The outer peripheral part includes a suppression structure configured to suppress the movable member from being elastically deformed by the pressing force.Type: GrantFiled: September 28, 2020Date of Patent: March 19, 2024Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Yasuhira Takizawa, Yuki Hirata
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Publication number: 20220374104Abstract: An input device includes a fixed electrode, a movable electrode, and a movable member. The movable member is configured to elastically deform by receiving pressing force to relatively displace the movable electrode toward the fixed electrode. The movable member has an outer peripheral part. The outer peripheral part includes a suppression structure configured to suppress the movable member from being elastically deformed by the pressing force.Type: ApplicationFiled: September 28, 2020Publication date: November 24, 2022Inventors: Yasuhira TAKIZAWA, Yuki HIRATA
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Patent number: 11163296Abstract: A numerical control device for a machine tool, the machine tool including: a reference shaft that moves a tool or a workpiece; and a superimposition shaft that moves a tool or the workpiece. The numerical control device superimposes the movement amount of the reference shaft on the movement amount of the superimposition shaft. The numerical control device including a control computation unit that, in response to a superimposition control command, changes at least one of a first vibration rate, a second vibration rate, and a main shaft rotation speed on a basis of a first vibration command, a second vibration command and a main shaft rotation speed command such that the first vibration rate stays constant and the second vibration rate stays constant. The first vibration rate is a number of times that of the reference shaft vibrates per rotation of a main shaft.Type: GrantFiled: October 26, 2018Date of Patent: November 2, 2021Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Masakazu Sagasaki, Satoru Inokuchi, Yuki Hirata
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Publication number: 20210311460Abstract: A numerical control device for a machine tool, the machine tool including: a reference shaft that moves a tool or a workpiece; and a superimposition shaft that moves a tool or the workpiece. The numerical control device superimposes the movement amount of the reference shaft on the movement amount of the superimposition shaft. The numerical control device including a control computation unit that, in response to a superimposition control command, changes at least one of a first vibration rate, a second vibration rate, and a main shaft rotation speed on a basis of a first vibration command, a second vibration command and a main shaft rotation speed command such that the first vibration rate stays constant and the second vibration rate stays constant. The first vibration rate is a number of times that of the reference shaft vibrates per rotation of a main shaft.Type: ApplicationFiled: October 26, 2018Publication date: October 7, 2021Applicant: Mitsubishi Electric CorporationInventors: Masakazu SAGASAKI, Satoru INOKUCHI, Yuki HIRATA
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Patent number: 10671046Abstract: A numerical control device is for machining a machining object by moving a tool and the machining object relative to each other along a movement path while applying vibration, by use of a drive axis provided for the tool or the machining object. The device includes a storage unit that holds an invalid frequency region, and a vibration condition determining unit to determine a frequency for the vibration, based on a rotational speed of a main shaft for rotating the machining object, a number of vibrations of the vibration in each one rotation of the main shaft, and the invalid frequency region.Type: GrantFiled: November 26, 2014Date of Patent: June 2, 2020Assignees: Mitsubishi Electric Corporation, CITIZEN WATCH CO., LTD., CITIZEN MACHINERY CO., LTD.Inventors: Mitsuo Watanabe, Masakazu Sagasaki, Hitoshi Matsumoto, Takanori Shinohara, Kazuhiko Sannomiya, Yuki Hirata
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Patent number: 10625355Abstract: A numerical control apparatus includes: a drive unit controlling a main shaft rotating a workpiece, a first drive shaft feeding a cutting tool relatively to the workpiece along a perpendicular direction to a lead direction of a thread, and a second drive shaft feeding the cutting tool relatively to the workpiece along the lead direction; and a vibration unit superimposing, on movement of the first drive shaft, vibration having a period having a predetermined ratio with a rotation period of the main shaft, and forms a thread on the workpiece by moving the cutting tool and the workpiece relative to each other and performing cut processes on the workpiece. The numerical control apparatus includes a thread-cutting vibration adjustment unit controlling the drive unit to shift phase of the vibration with respect to phase of the main shaft by a predetermined vibration phase shift amount every time in the cut processes.Type: GrantFiled: October 28, 2014Date of Patent: April 21, 2020Assignees: Mitsubishi Electric Corporation, CITIZEN WATCH CO., LTD, CITIZEN MACHINERY CO., LTD.Inventors: Mitsuo Watanabe, Masakazu Sagasaki, Yuki Hirata, Kazuhiko Sannomiya, Takaichi Nakaya
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Publication number: 20180281090Abstract: A numerical control apparatus includes: a drive unit controlling a main shaft rotating a workpiece, a first drive shaft feeding a cutting tool relatively to the workpiece along a perpendicular direction to a lead direction of a thread, and a second drive shaft feeding the cutting tool relatively to the workpiece along the lead direction; and a vibration unit superimposing, on movement of the first drive shaft, vibration having a period having a predetermined ratio with a rotation period of the main shaft, and forms a thread on the workpiece by moving the cutting tool and the workpiece relative to each other and performing cut processes on the workpiece. The numerical control apparatus includes a thread-cutting vibration adjustment unit controlling the drive unit to shift phase of the vibration with respect to phase of the main shaft by a predetermined vibration phase shift amount every time in the cut processes.Type: ApplicationFiled: October 28, 2014Publication date: October 4, 2018Applicants: Mitsubishi Electric Corporation, CITIZEN WATCH CO., LTD., CITIZEN MACHINERY CO., LTD.Inventors: Mitsuo WATANABE, Masakazu SAGASAKI, Yuki HIRATA, Kazuhiko SANNOMIYA, Takaichi NAKAYA
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Patent number: 9886022Abstract: A numerical control device includes a phase-difference calculation unit that, when machining with vibrations is performed on a movement path, calculates a phase difference between a vibrational forward-moving position and a vibrational backward-moving position from a vibration amplitude-to-feed ratio between amplitude of the vibrations and a feed speed of a tool to a workpiece, a movement-path generation unit generating the vibrational forward-moving position and the vibrational backward-moving position as the movement path for each drive shaft by using the phase difference, a vibration-waveform generation unit generating a reference vibration waveform to be superimposed on the movement path for each drive shaft by using vibration conditions, a vibrational-movement-amount generation unit calculating a vibrational-movement amount on the movement path for each drive shaft by using the reference vibration waveform, and a movement-amount combining unit generating a combined movement amount for each drive shaft byType: GrantFiled: April 23, 2014Date of Patent: February 6, 2018Assignees: Mitsubishi Electric Corporation, CITIZEN WATCH CO., LTD., CITIZEN MACHINERY CO., LTD.Inventors: Mitsuo Watanabe, Masakazu Sagasaki, Yuki Hirata, Hitoshi Matsumoto
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Publication number: 20170322538Abstract: A numerical control device is for machining a machining object by moving a tool and the machining object relative to each other along a movement path while applying vibration, by use of a drive axis provided for the tool or the machining object. The device includes a storage unit that holds an invalid frequency region, and a vibration condition determining unit to determine a frequency for the vibration, based on a rotational speed of a main shaft for rotating the machining object, a number of vibrations of the vibration in each one rotation of the main shaft, and the invalid frequency region.Type: ApplicationFiled: November 26, 2014Publication date: November 9, 2017Applicants: Mitsubishi Electric Corporation, CITIZEN WATCH CO., LTD., CITIZEN MACHINERY CO., LTD.Inventors: Mitsuo WATANABE, Masakazu SAGASAKI, Hitoshi MATSUMOTO, Takanori SHINOHARA, Kazuhiko SANNOMIYA, Yuki HIRATA
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Publication number: 20160266567Abstract: A numerical control device includes a phase-difference calculation unit that, when machining with vibrations is performed on a movement path, calculates a phase difference between a vibrational forward-moving position and a vibrational backward-moving position from a vibration amplitude-to-feed ratio between amplitude of the vibrations and a feed speed of a tool to a workpiece, a movement-path generation unit generating the vibrational forward-moving position and the vibrational backward-moving position as the movement path for each drive shaft by using the phase difference, a vibration-waveform generation unit generating a reference vibration waveform to be superimposed on the movement path for each drive shaft by using vibration conditions, a vibrational-movement-amount generation unit calculating a vibrational-movement amount on the movement path for each drive shaft by using the reference vibration waveform, and a movement-amount combining unit generating a combined movement amount for each drive shaft byType: ApplicationFiled: April 23, 2014Publication date: September 15, 2016Applicants: Mitsubishi Electric Corporation, CITIZEN HOLDINGS CO., LTD., CITIZEN MACHINERY CO., LTD.Inventors: Mitsuo WATANABE, Masakazu SAGASAKI, Yuki HIRATA, Hitoshi MATSUMOTO
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Patent number: 9006597Abstract: A push switch is configured to be mounted on an upper surface of a circuit board the circuit board having a land provided on the upper surface thereof and a side edge. The push switch includes a front section and a rear section. The front section includes a switch contact unit activated by being pushed in a predetermined direction, and is configured to be located outward from the side edge of the circuit board. The rear section includes a terminal connected with the switch contact unit the rear section extending from the front section, and is configured to be disposed on the upper surface of the circuit board. The rear section is connected with the front section, and configures substantially an L-shape in combination with the front section. The terminal is configured to be connected with the land of the circuit board. The predetermined direction is parallel to the upper surface of the circuit board.Type: GrantFiled: December 28, 2012Date of Patent: April 14, 2015Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventor: Yuki Hirata
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Publication number: 20140294991Abstract: The present invention provides a combination of rebamipide and a tear-retaining agent as a medicament for the treatment of anterior eye diseases.Type: ApplicationFiled: October 31, 2012Publication date: October 2, 2014Inventors: Yasuhiro Takeji, Hideo Nakashima, Hiroki Urashima, Hisashi Shinohara, Yuki Hirata
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Publication number: 20140110237Abstract: A push switch comprises a first stationary contact, a second stationary contact disposed apart from the first stationary contact, and a movable contact unit confronting the first stationary contact with a space therebetween. The movable contact unit includes a center portion and a surrounding portion, the center portion has a dome-like shape, and the surrounding portion is formed in a peripheral region of the center portion.Type: ApplicationFiled: October 10, 2013Publication date: April 24, 2014Applicant: PANASONIC CORPORATIONInventors: Masatoshi ENOMOTO, Yuki HIRATA
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Publication number: 20080299903Abstract: Among a plurality of radio terminal apparatuses, an FMC control apparatus interchanges telephone a telephone number allocated to a first radio terminal apparatus, whose battery is being recharged, with that allocated to a third radio terminal apparatus. Although a radio terminal apparatus is being recharged, a user can perform communication such as telephone calls in the same environments as those of the first radio terminal apparatus whose battery is being recharged by operating on the third radio terminal apparatus using the telephone number allocated to the first radio terminal apparatus whose battery is being recharged.Type: ApplicationFiled: August 22, 2008Publication date: December 4, 2008Applicant: SANYO ELECTRIC CO., LTD.Inventors: Hideo Hirono, Kazuaki Okamota, Kenji Oi, Yuki Hirata
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Patent number: 6461633Abstract: The invention provides a reducing sugar-containing fat emulsion comprising an oil-in-water fat emulsion available upon emulsification of a fat with an emulsifier wherein a reducing sugar and at least one buffer substance selected from among organic acids with acid dissociation exponents in water within the range of 5.0-7.5 and their salts are concurrently contained in the water phase thereof, with the emulsion having been adjusted to pH 5.0-7.5; a reducing sugar-containing fat emulsion product which comprises a medicinal fluid containing a reducing sugar and a fat as sterilized with carbon dioxide gas dissolved therein and contained in a plastic infusion container, said plastic infusion container being accommodated together with a carbon dioxide gas absorber in a substantially oxygen-impermeable secondary container; and a method for their preparation and sterilization.Type: GrantFiled: January 24, 2000Date of Patent: October 8, 2002Assignee: Otsuka Pharmaceutical Factory, Inc.Inventors: Keiichi Kawakami, Katsushi Watanabe, Teru Nakai, Katsumi Uei, Aya Bandou, Tatsuya Ishii, Yuki Hirata, Takashi Fujimoto