Patents by Inventor Masafumi Shimizu
Masafumi Shimizu 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: 20240110425Abstract: A vehicle door control device is provided to a vehicle including a door and a drive device. The vehicle door control device executes door control processing when the door moves in a closing direction from a stopped state in a state where a closing operation command signal for commanding a closing operation of the door is not received. In the door control processing, the vehicle door control device executes a braking mode, in which a braking force is applied to the door by regenerative braking action of a motor, when the door opening degree is less than the determination opening degree, and executes a closing operation mode, in which the door performs the closing operation such that a moving speed of the door is constant, when the door opening degree is equal to or greater than the determination opening degree.Type: ApplicationFiled: September 27, 2023Publication date: April 4, 2024Applicant: AISIN CORPORATIONInventors: Taishi IIKAWA, Masafumi SUZUKI, Gen TAKATSUKA, Ayaka SHIMIZU, Hiroki EBA, Takayuki SENGOKU
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Publication number: 20230189816Abstract: A soil-borne plant disease control agent that can be safely used as a biopesticide. The active component of the control agent includes viable bacteria of novel strains of Bacillus and Fictibacillus, or a culture of these bacteria. The soil-borne plant disease control agent is a vegetable wilt control agent. The plant disease control agent can be applied (sprayed) to stems and leaves to control a bacterial wilt disease caused by soil bacteria Ralstonia solanacearum species complex, and/or bacterial soft rots. A plant disease control method.Type: ApplicationFiled: May 28, 2021Publication date: June 22, 2023Applicants: NATIONAL UNIVERSITY CORPORATION TOKAI NATIONAL HIGHER EDUCATION AND RESEARCH SYSTEM, Kumiai Chemical Industry Co., Ltd.Inventors: Masafumi SHIMIZU, Isao KANEKO, Nobuaki OHTAKA, Nozomu MARUYAMA
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Publication number: 20200359635Abstract: Provided herein is a non plant-pathogenic strain that can stably exhibit a bacterial plant disease control effect at the actual site of crop production, and that can be safely used as a biopesticide against plant. A bacterial plant disease control agent using such a strain is also provided, among others. In the present invention, viable bacteria of a strain belonging to genus Mitsuaria, which was not known to have a control effect against bacterial plant disease, or a culture containing the viable bacteria of such a strain are used as an active component, and the invention provides bacterial plant disease control agents such as a vegetable wilt disease control agent, and a canker control agent.Type: ApplicationFiled: March 30, 2018Publication date: November 19, 2020Applicants: GIFU UNIVERSITY, KUMIAI CHEMICAL INDUSTRY CO., LTD.Inventors: Masafumi SHIMIZU, Malek Khaled Mahmoud Marian, Satomi SUZUKI, Koichi OZAKI
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Patent number: 9983001Abstract: A shape analysis method for analyzing shape data acquired by measuring a contour shape of a workpiece to be measured, includes: deciding a geometric element used in shape analysis; deciding one data point to be included in an evaluation range; applying the geometric element to an interval including the one data point; searching the widest interval for satisfying a threshold condition of a preset shape tolerance while changing a width of the interval; pinpointing two boundary points between which the interval found by the search is sandwiched; obtaining two edge points at which the two boundary points are respectively shifted by preset shift amounts; setting a range sandwiched between the edge points in the evaluation range; and targeting the shape data within the evaluation range for calculation of geometric properties.Type: GrantFiled: July 1, 2013Date of Patent: May 29, 2018Assignee: MITUTOYO CORPORATIONInventors: Masafumi Shimizu, Yoichi Saito
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Publication number: 20140005978Abstract: A shape analysis method for analyzing shape data acquired by measuring a contour shape of a workpiece to be measured, includes: deciding a geometric element used in shape analysis; deciding one data point to be included in an evaluation range; applying the geometric element to an interval including the one data point; searching the widest interval for satisfying a threshold condition of a preset shape tolerance while changing a width of the interval; pinpointing two boundary points between which the interval found by the search is sandwiched; obtaining two edge points at which the two boundary points are respectively shifted by preset shift amounts; setting a range sandwiched between the edge points in the evaluation range; and targeting the shape data within the evaluation range for calculation of geometric properties.Type: ApplicationFiled: July 1, 2013Publication date: January 2, 2014Inventors: Masafumi Shimizu, Yoichi Saito
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Patent number: 8384055Abstract: An output circuit includes a bias circuit that operates when a power supply voltage equal to or larger than a predetermined voltage is applied, a differential amplifier circuit that outputs signals according to input differential signals upon receiving a bias current or bias voltage generated when the bias circuit is operated, an output stage circuit that receives differential signals according to an output from the differential amplifier circuit and outputs output signals according to the differential signals, the output stage circuit having fewer number of stages of elements connected in series than the bias circuit, and a pull-down circuit that forcibly sets a level of one of the differential signals received by the output stage circuit to a ground voltage to fix the level of the output signals output from the output stage circuit when the bias current or the bias voltage generated by the bias circuit is not supplied.Type: GrantFiled: October 18, 2010Date of Patent: February 26, 2013Assignee: Renesas Electronics CorporationInventors: Masafumi Shimizu, Satoshi Yoshimura
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Publication number: 20120193518Abstract: A photoreceptor circuit includes: a first amplifier circuit where a feedback resistor is coupled between an input and output of an inverting amplifier; a second amplifier circuit that has a configuration substantially identical to a configuration of the first amplifier circuit and supplies a bias current to the first amplifier circuit; a photodiode having an anode coupled to an input of the first amplifier circuit and a cathode coupled to an input of the second amplifier circuit; and a first resistor coupled between an output of the second amplifier circuit and the input of the first amplifier circuit.Type: ApplicationFiled: January 18, 2012Publication date: August 2, 2012Inventors: Masafumi SHIMIZU, Setsuya Oku
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Patent number: 8227739Abstract: A photodetector amplifier circuit that converts a photodetector signal photoelectrically into a photocurrent and controls on or off state of an output transistor according to the photocurrent. The photodetector amplifier circuit has a first control circuit that is connected to a control terminal of the output transistor and controls on or off state of the output transistor according to the photocurrent and a switch that is connected between the control terminal of the output transistor and a ground voltage terminal and if the output transistor is turned off, discharges the control terminal of the output transistor by making the control terminal of the output transistor conductive with the ground voltage terminal.Type: GrantFiled: June 18, 2009Date of Patent: July 24, 2012Assignee: Renesas Electronics CorporationInventor: Masafumi Shimizu
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Patent number: 8216695Abstract: According to a process for hot-dip galvanization of the present invention, a steel sheet is treated by the oxidization/reduction method for better quality of galvanization and then hot-dip galvanized. An annealing line of equipment for hot-dip galvanization is composed of a non-oxidizing zone, an oxidizing zone, and a reducing zone, in his order. A steel sheet containing elements liable to oxidize more easily than iron is oxidized by blowing flames onto it in the oxidizing zone according to the oxidization/reduction method. Further, the steel sheet is reduced and annealed in the reducing zone.Type: GrantFiled: December 21, 2005Date of Patent: July 10, 2012Assignee: Kobe Steel, Ltd.Inventors: Ryota Nakanishi, Hiroshi Irie, Masaya Nakamura, Kohei Okamoto, Masafumi Shimizu
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Patent number: 8129671Abstract: In an optical receiver and amplifier and an optical coupler, a technique for stabilize operations at turning on/off of a power supply by a simple configuration is desired. An optical receiver and amplifier includes: a photodiode generates a photocurrent in response to a light input; an output section outputs output voltage being a low level or a high level in response to a magnitude of the photocurrent by using a power supply voltage supplied from a power supply; and an output control circuit controls an input voltage of the output section such that the output voltage is set to the low level when the power supply is turned on or off during a period where the power supply voltage is lower than a predetermined value. The output voltage can be set to the low level so that an additional circuit for preventing malfunction is not needed.Type: GrantFiled: December 11, 2008Date of Patent: March 6, 2012Assignee: Renesas Electronics CorporationInventors: Masafumi Shimizu, Shinya Sawamoto
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Patent number: 8025982Abstract: Disclosed is a high-strength hot dip galvannealed steel sheet having high powdering resistance produced by employing such a constitution that a Fe—Zn alloy plated layer is provided on at least one side of a basis steel sheet and a region in which Al (atomic %)/Zn (atomic %)?0.10 is present in a thickness of 300 ? or more from the surface of the plated layer along the depth direction of the plated layer. Also disclosed is a hot dip galvannealed steel sheet whose formability is greatly improved by optionally specifying chemical composition and structure of the basis steel sheet.Type: GrantFiled: December 1, 2006Date of Patent: September 27, 2011Assignee: Kobe Steel, Ltd.Inventors: Yuichi Futamura, Michitaka Tsunezawa, Masaaki Miura, Hiroshi Irie, Takatoshi Yoshida, Masafumi Shimizu
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Publication number: 20110204213Abstract: A light amplification circuit includes a photodiode PD with an epi-sub structure, an I/V conversion circuit that converts current output from the PD into a voltage, and a correction circuit that removes charge and discharge current, which is cause by a parasitic capacitance of the photodiode, from current output from the PD between the PD and the I/V conversion circuit.Type: ApplicationFiled: February 16, 2011Publication date: August 25, 2011Applicant: RENESAS ELECTRONICS CORPORATIONInventors: Masafumi SHIMIZU, Setsuya OKU
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Publication number: 20110101256Abstract: An output circuit includes a bias circuit that operates when a power supply voltage equal to or larger than a predetermined voltage is applied, a differential amplifier circuit that outputs signals according to input differential signals upon receiving a bias current or bias voltage generated when the bias circuit is operated, an output stage circuit that receives differential signals according to an output from the differential amplifier circuit and outputs output signals according to the differential signals, the output stage circuit having fewer number of stages of elements connected in series than the bias circuit, and a pull-down circuit that forcibly sets a level of one of the differential signals received by the output stage circuit to a ground voltage to fix the level of the output signals output from the output stage circuit when the bias current or the bias voltage generated by the bias circuit is not supplied.Type: ApplicationFiled: October 18, 2010Publication date: May 5, 2011Applicant: Renesas Electronics CorporationInventors: Masafumi Shimizu, Satoshi Yoshimura
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Patent number: 7891269Abstract: A vehicle includes a handlebar and a handlebar cover. The handlebar cover includes a front cover for covering a front side of the handlebar and a rear cover for covering a rear side of the handlebar. The front and rear covers are fastened to each other by a fastener member. The fastener member is covered by a cover attached to the handlebar cover.Type: GrantFiled: August 8, 2008Date of Patent: February 22, 2011Assignee: Yamaha Hatsudoki Kabushiki KaishaInventor: Masafumi Shimizu
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Publication number: 20100056365Abstract: With respect to 100 parts by volume of an aqueous alcohol solution containing 0.01 to 50% by volume of an alcohol, 20 or less parts by volume of titanium tetrachloride is added thereto to obtain a coating agent wherein titanium oxide or a precursor thereof in the form of nanoparticles is dispersed in the aqueous alcohol solution. Consequently, the coating agent exhibiting a high photocatalytic activity can be produced by a simple operation at low cost. Since the coating agent obtained by the present invention has a high self-adhesiveness in addition to the high photocatalytic activity, it can adhere to an object substance by itself.Type: ApplicationFiled: November 8, 2007Publication date: March 4, 2010Applicant: YUKU COLLABORATION CORPORATIONInventors: Ryoue Kawai, Masafumi Shimizu, Ryuji Maekubo
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Patent number: 7658253Abstract: A straddle-type vehicle with improved meter viewability and easier handle assembly. A handle cover covers a handle, and a meter unit is attached to the handle cover. The meter unit includes a side surface that extends upward from an upper surface of the handle cover, and a lens that covers a meter formed in an upper section of the side surface. An upper end of the meter unit is positioned above an upper end of the handle cover.Type: GrantFiled: April 19, 2007Date of Patent: February 9, 2010Assignee: Yamaha Hatsudoki Kabushiki KaishaInventor: Masafumi Shimizu
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Publication number: 20100019131Abstract: A photodetector amplifier circuit that converts a photodetector signal photoelectrically into a photocurrent and controls on or off state of an output transistor according to the photocurrent. The photodetector amplifier circuit has a first control circuit that is connected to a control terminal of the output transistor and controls on or off state of the output transistor according to the photocurrent and a switch that is connected between the control terminal of the output transistor and a ground voltage terminal and if the output transistor is turned off, discharges the control terminal of the output transistor by making the control terminal of the output transistor conductive with the ground voltage terminal.Type: ApplicationFiled: June 18, 2009Publication date: January 28, 2010Applicant: NEC Semiconductors Kansai, Ltd.Inventor: Masafumi Shimizu
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Publication number: 20100003541Abstract: Disclosed is a high-strength hot dip galvannealed steel sheet having high powdering resistance produced by employing such a constitution that a Fe—Zn alloy plated layer is provided on at least one side of a basis steel sheet and a region in which Al (atomic %)/Zn (atomic %)?0.10 is present in a thickness of 300 ? or more from the surface of the plated layer along the depth direction of the plated layer. Also disclosed is a hot dip galvannealed steel sheet whose formability is greatly improved by optionally specifying chemical composition and structure of the basis steel sheet.Type: ApplicationFiled: December 1, 2006Publication date: January 7, 2010Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)Inventors: Yuichi Futamura, Michitaka Tsunezawa, Masaaki Miura, Hiroshi Irie, Takatoshi Yoshida, Masafumi Shimizu
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Patent number: 7614471Abstract: A motorcycle having a meter device and a handlebar cover arranged to inhibit damage or the adherence of powder coating to the meter device from the handlebar cover. In one embodiment, a rear cover comprises a peripheral wall, which surrounds an outer periphery of a meter device. At least a front portion of the peripheral wall, which surrounds a front side of the meter device, comprises a first portion and a second portion. The first portion is positioned inside the front cover. An outer surface of the second portion is exposed between a rear edge of the front cover and the meter. A dimension of the first portion and the second portion are the same in a longitudinal direction of the motorcycle, or the second portion is smaller than the first portion.Type: GrantFiled: March 15, 2007Date of Patent: November 10, 2009Assignee: Yamaha Hatsudoki Kabushiki KaishaInventors: Masafumi Shimizu, Tadashi Shimomura
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Publication number: 20090146739Abstract: In an optical receiver and amplifier and an optical coupler, a technique for stabilize operations at turning on/off of a power supply by a simple configuration is desired. An optical receiver and amplifier includes: a photodiode generates a photocurrent in response to a light input; an output section outputs output voltage being a low level or a high level in response to a magnitude of the photocurrent by using a power supply voltage supplied from a power supply; and an output control circuit controls an input voltage of the output section such that the output voltage is set to the low level when the power supply is turned on or off during a period where the power supply voltage is lower than a predetermined value. The output voltage can be set to the low level so that an additional circuit for preventing malfunction is not needed.Type: ApplicationFiled: December 11, 2008Publication date: June 11, 2009Applicant: NEC Electronics CorporationInventors: Masafumi SHIMIZU, Shinya Sawamoto