Patents by Inventor Takehiro Shimizu
Takehiro 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: 20250144412Abstract: The present disclosure provides a beauty device capable of applying electricity to skin of a user with an appropriate current value. Beauty device according to the present disclosure is a beauty device that applies electricity to skin of a user. Beauty device includes electrode unit that is brought into contact with skin of a user to apply the electricity to the skin of the user. Beauty device includes a current value switching unit that switches a current value for applying electricity to the skin of the user from electrode unit. Beauty device includes a current value controller that controls the current value to be applied from electrode unit based on the current value switched by current value switching unit. The current value controller controls the current value such that an application level of the current value to be applied from electrode unit becomes a value in a range of 100 ?A to 700 ?A.Type: ApplicationFiled: February 28, 2023Publication date: May 8, 2025Inventors: MISAKI MATSUDA, HIROAKI SHIMIZU, TAKEHIRO NAKAGAWA
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Publication number: 20250114956Abstract: The present disclosure provides a blade unit and an electric razor with which body hair can be shaved more efficiently even when skin is uneven. Blade unit according to the present disclosure is held by main body in a state where a skin contact surface is exposed. Blade unit includes a plurality of blade blocks held by main body in such a manner that the plurality of blade blocks are disposed side by side in a first direction. The plurality of blade blocks includes: first blade block floatably held by main body; and second blade block held by main body in such a manner that the second blade block floats in a direction intersecting a float direction of first blade block.Type: ApplicationFiled: March 13, 2023Publication date: April 10, 2025Inventors: MISAKI MATSUDA, HIROAKI SHIMIZU, TAKEHIRO NAKAGAWA
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Patent number: 12136931Abstract: A semiconductor device includes an analog-to-digital converter configured to perform a process of sampling an analog input signal and a successive-approximation process, execute an AD conversion process, and output a digital output signal. The AD converter includes an upper DAC, a redundant DAC, a lower DAC, a comparator configured to compare a comparative reference voltage and output voltages of the upper DAC, the redundant DAC and the lower DAC, a control circuit configured to control successive approximations by the upper DAC, the redundant DAC and the lower DAC based on the comparison result of the comparator, and generate a digital output signal, and a correction circuit. The correction circuit includes an error correction circuit configured to correct an error of the upper bit with the redundant bit, and an averaging circuit configured to calculate an average value of conversion values of a plurality of the lower bits supplied multiple times.Type: GrantFiled: November 9, 2022Date of Patent: November 5, 2024Assignee: Renesas Electronics CorporationInventors: Pratama Fajarmega, Tatsuo Nishino, Takehiro Shimizu
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Publication number: 20240254343Abstract: Rutile titanium oxide particles, in which Fe and Zr are dissolved to form a solid solution, have an interplanar spacing of a (110) plane obtained by X-ray diffraction measurement of 0.3250 nm or more and an average particle size in a range from 5 nm to 50 nm.Type: ApplicationFiled: May 11, 2022Publication date: August 1, 2024Applicant: JGC CATALYSTS AND CHEMICALS LTD.Inventors: Jun YAMAGUCHI, Takehiro SHIMIZU, Ryo MURAGUCHI
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Publication number: 20230395817Abstract: A carbon material for a catalyst carrier of a polymer electrolyte fuel cell, in which a nitrogen adsorption/desorption isotherm exhibits two hysteresis loops having a first hysteresis loop and a second hysteresis loop in a range where a relative pressure P/P0 is 0.4 or more.Type: ApplicationFiled: October 19, 2021Publication date: December 7, 2023Applicant: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.Inventors: Kazuyoshi Masaki, Wakana Tada, Takehiro Shimizu, Kenichiro Tadokoro, Takashi Iijima, Masataka Hiyoshi, Shinya Furukawa, Tomoko Komura
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Publication number: 20230147156Abstract: A semiconductor device includes an analog-to-digital converter configured to perform a process of sampling an analog input signal and a successive-approximation process, execute an AD conversion process, and output a digital output signal. The AD converter includes an upper DAC, a redundant DAC, a lower DAC, a comparator configured to compare a comparative reference voltage and output voltages of the upper DAC, the redundant DAC and the lower DAC, a control circuit configured to control successive approximations by the upper DAC, the redundant DAC and the lower DAC based on the comparison result of the comparator, and generate a digital output signal, and a correction circuit. The correction circuit includes an error correction circuit configured to correct an error of the upper bit with the redundant bit, and an averaging circuit configured to calculate an average value of conversion values of a plurality of the lower bits supplied multiple times.Type: ApplicationFiled: November 9, 2022Publication date: May 11, 2023Applicant: Renesas Electronics CorporationInventors: Pratama FAJARMEGA, Tatsuo NISHINO, Takehiro SHIMIZU
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Publication number: 20220363333Abstract: A straddled vehicle, including a head pipe, a main frame extending rearward from the head pipe, a fuel tank supported by the main frame, an air cleaner arranged in front of the fuel tank, a side cover formed on a lateral side of the fuel tank to partially overlap the fuel tank in a side view of the straddled vehicle, an intake port provided at an edge of the side cover and opening toward an outside of the straddled vehicle, an air cleaner chamber in which at least a part of the air cleaner is arranged, and an intake passage including a first passage between the side cover and a side surface of the fuel tank, the intake port communicating with the air cleaner chamber through the intake passage. The side cover includes a front portion located forward of the air cleaner, and the intake port is arranged rearward of the air cleaner.Type: ApplicationFiled: December 22, 2021Publication date: November 17, 2022Inventors: Toshihiro NAKAJIMA, Takehiro SHIMIZU, Shogo ISHIDA, Kazuhiko ISAYAMA, Katsutoshi SATOH, Tatsuya KAMO
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Patent number: 11086386Abstract: The power consumption of a circuit block outside a microcomputer and inside the same system is reduced. An electric power control system includes a first power supply circuit, a semiconductor device having a first circuit block operated by electric power supplied from the first power supply circuit, a state holding circuit that holds an operation state in the first circuit block according to the electric power, an electric power control circuit that controls the electric power supplied to the first circuit block according to the operation state, and a first terminal that outputs a first state signal corresponding to the operation state, a second power supply circuit that controls the supply of electric power according to the first state signal, and a second circuit block operated by the electric power supplied from the second power supply circuit.Type: GrantFiled: August 9, 2018Date of Patent: August 10, 2021Assignee: RENESAS ELECTRONICS CORPORATIONInventors: Shunsuke Kogure, Takehiro Shimizu, Tatsuwo Nishino
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Publication number: 20200181452Abstract: Provided are a coating composition or the like which is highly wettable to a plastic substrate and which can form a hardcoat layer having high adhesiveness to the substrate and favorable appearance on the plastic substrate. A coating composition for forming a hardcoat layer for a plastic substrate including (A) an organosilicon compound represented by general formula: R1R2aSi(OR3)3-a(R1 to R3 each represent a hydrocarbon group or the like, and a is 0 or 1), a hydrolysate thereof, etc, (B) silica-based fine particles, (C) a curing agent including polycarboxylic acid, etc, and a cyanamide derivative compound, (D) a leveling agent, and (E) a solvent including respective predetermined amounts of water and an organic solvent.Type: ApplicationFiled: August 28, 2018Publication date: June 11, 2020Inventors: Masatoshi Sakai, Takehiro Shimizu
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Patent number: 10505171Abstract: A metal-air battery (1) includes a tubular positive electrode (2) centered on a predetermined central axis (J1), a negative electrode (3) opposing an inner side surface of the positive electrode, and an electrolyte layer (4) disposed between the negative electrode and the positive electrode. The positive electrode includes a positive electrode conductive layer (21), a positive electrode catalyst layer (22), and a positive electrode current collector (24). The positive electrode catalyst layer is formed on the outer side surface of the tubular positive electrode conductive layer centered on the central axis and has lower electrical conductivity than the positive electrode conductive layer. The positive electrode current collector is formed on an area of the outer side surface of the positive electrode conductive layer where the positive electrode catalyst layer does not exist, to be in direct contact with the outer side surface.Type: GrantFiled: February 18, 2016Date of Patent: December 10, 2019Assignee: HITACHI ZOSEN CORPORATIONInventors: Sousuke Nishiura, Masanobu Aizawa, Takehiro Shimizu, Kazuya Kameyama
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Publication number: 20190113962Abstract: The power consumption of a circuit block outside a microcomputer and inside the same system is reduced. An electric power control system includes a first power supply circuit, a semiconductor device having a first circuit block operated by electric power supplied from the first power supply circuit, a state holding circuit that holds an operation state in the first circuit block according to the electric power, an electric power control circuit that controls the electric power supplied to the first circuit block according to the operation state, and a first terminal that outputs a first state signal corresponding to the operation state, a second power supply circuit that controls the supply of electric power according to the first state signal, and a second circuit block operated by the electric power supplied from the second power supply circuit.Type: ApplicationFiled: August 9, 2018Publication date: April 18, 2019Inventors: Shunsuke KOGURE, Takehiro SHIMIZU, Tatsuwo NISHINO
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Patent number: 10202948Abstract: A straddled vehicle includes a duct part formed integrally with a lower case of an air cleaner and extending forward from the lower case in a vehicle front-rear direction, and a side cover including a duct formation portion placed outward of the duct part in a vehicle width direction. At least a portion of the side cover is assembled onto the duct part. A duct is defined by the duct part and the duct formation portion of the side cover.Type: GrantFiled: August 15, 2017Date of Patent: February 12, 2019Assignee: YAMAHA HATSUDOKI KABUSHIKI KAISHAInventors: Yuki Murayama, Takehiro Shimizu, Kazuhiko Isayama
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Patent number: 10186627Abstract: The electric conductor connecting member of this invention comprises a metal foil having a roughened surface on at least one main side, and an adhesive layer formed on the roughened surface of the metal foil.Type: GrantFiled: January 14, 2015Date of Patent: January 22, 2019Assignee: HITACHI CHEMICAL COMPANY, LTD.Inventors: Naoki Fukushima, Isao Tsukagoshi, Takehiro Shimizu
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Patent number: 10032952Abstract: The electric conductor connection method of the invention is a method for electrical connection between a mutually separated first electric conductor and second electric conductor, comprising a step of hot pressing a metal foil, a first adhesive layer formed on one side of the metal foil and a first electric conductor, arranged in that order, to electrically connect and bond the metal foil and first electric conductor, and hot pressing the metal foil, the first adhesive layer or second adhesive layer formed on the other side of the metal foil, and the second electric conductor, arranged in that order, to electrically connect and bond the metal foil and the second electric conductor.Type: GrantFiled: November 9, 2009Date of Patent: July 24, 2018Assignee: HITACHI CHEMICAL COMPANY, LTD.Inventors: Naoki Fukushima, Isao Tsukagoshi, Takehiro Shimizu
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Publication number: 20180190993Abstract: A positive electrode of a metal-air secondary battery includes a conductive layer having electrical conductivity, and a catalyst layer laminated on the conductive layer. Particles of different types of perovskite oxides, namely a first perovskite-type oxide and a second perovskite-type oxide, are dispersed in the catalyst layer. The first perovskite-type oxide has an average particle diameter greater than or equal to 2 micrometers and less than or equal to 9 micrometers, and the second perovskite-type oxide has an average particle diameter greater than or equal to 0.10 micrometers and less than or equal to 1.0 micrometers. This composition improves battery performance while maintaining a certain level of strength of the catalyst layer.Type: ApplicationFiled: June 20, 2016Publication date: July 5, 2018Inventors: Sousuke NISHIURA, Masanobu AIZAWA, Takehiro SHIMIZU, Kazuya KAMEYAMA
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Patent number: 9998132Abstract: A semiconductor device having an analog/digital conversion circuit converting an analog signal to a digital signal, includes a holding circuit outputting an analog signal having a value according to a value of an analog signal supplied in a first period; and a prediction circuit generating a first digital signal based on bit position information from a prediction table corresponding to the supplied analog signal.Type: GrantFiled: February 16, 2017Date of Patent: June 12, 2018Assignee: RENESAS ELECTRONICS CORPORATIONInventor: Takehiro Shimizu
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Publication number: 20180149123Abstract: A straddled vehicle includes a duct part formed integrally with a lower case of an air cleaner and extending forward from the lower case in a vehicle front-rear direction, and a side cover including a duct formation portion placed outward of the duct part in a vehicle width direction. At least a portion of the side cover is assembled onto the duct part. A duct is defined by the duct part and the duct formation portion of the side cover.Type: ApplicationFiled: August 15, 2017Publication date: May 31, 2018Applicant: YAMAHA HATSUDOKI KABUSHIKI KAISHAInventors: Yuki MURAYAMA, Takehiro SHIMIZU, Kazuhiko ISAYAMA
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Patent number: 9962613Abstract: A game device includes an area determination section that determines an area in which a virtual camera is located in a game space, an enemy character control section that controls the motion of an enemy character, and a game control section that controls an attack on the enemy character in the area in which the virtual camera is located, the game control section setting an input section among a plurality of input sections to be an input section that allows the player to perform an area change input based on the determination result of the area determination section, changing the area in which the virtual camera is located when the input section that allows the player to perform the area change input has been operated, and enabling an attack input for attacking the enemy character when an input section other than the input section that allows the player to perform the area change input has been operated, and the enemy character control section controlling the enemy character based on the determination result oType: GrantFiled: March 17, 2015Date of Patent: May 8, 2018Assignee: BANDAI NAMCO Entertainment Inc.Inventors: Norihiro Nishimura, Takehiro Shimizu, Tatsuya Ishiyama
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Patent number: 9904275Abstract: An apparatus including an ultrasonic motor having an electrostrictive element of a stator for driving a rotor thereof; and a microcontroller having a central processing unit (CPU), a built-in memory (ROM) and a pulse generating circuit which generates an pulse output signal which is applied to the electrostrictive element of the ultrasonic motor, wherein the pulse generating circuit comprising a rise setting register, a fall setting register, a phase adjustment data register, a cycle data register, a phase arithmetic circuit, a counter, a 1st comparator, a 2nd comparator, and a pulse generator, wherein the counter starts to count up, incrementing its count value from a count initial value, wherein the cycle data register stores, as cycle data, a count maximum value for the counter to count up to it.Type: GrantFiled: September 2, 2015Date of Patent: February 27, 2018Assignee: RENESAS ELECTRONICS CORPORATIONInventors: Takehiro Shimizu, Toshio Asai
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Patent number: 9903610Abstract: An exhaust case having the first exhaust gas flow path for flowing combustion exhaust gas passing upward through a heat exchange, behind a water-shielding plate and for guiding the combustion exhaust gas onto the water-shielding plate toward an exhaust vent, and having the second exhaust gas flow path for flowing a part of combustion exhaust gas into a space between the water-shielding plate and a horizontal plate part and further into the exhaust vent. A ventilation hole is provided for an upright plate part extending from the rear end of the horizontal plate part in order to flow combustion exhaust gas into the space, and is provided in the substantially horizontal direction. Accordingly, the exhaust case is inhibited to become large scaled, and a superior exhaust noise-reduction effect, a suppression effect of combustion oscillation of the burner, and a waterproof performance are able to be achieved.Type: GrantFiled: May 19, 2014Date of Patent: February 27, 2018Assignee: NORITZ CORPORATIONInventors: Masamitsu Ishikado, Takehiro Shimizu