Patents by Inventor Takafumi Yamaguchi
Takafumi Yamaguchi 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: 20240115959Abstract: Provided are a program, an information processing device, a method, and a system that allow properties of an organized party to be easily grasped. An information processing device 10 is an information processing device for executing a game and includes: a setting unit 231 for setting two or more game media on a deck with which indicator information is associated; an indicator-information-point calculation unit 232 for determining points for each item of the indicator information on the basis of predetermined data associated with the game media; and an indicator-information determination unit 233 for determining the indicator information to be displayed on a game screen on the basis of the points for each item of the indicator information obtained by the indicator-information-point calculation unit 232 and associating the determined indicator information with the deck.Type: ApplicationFiled: December 18, 2023Publication date: April 11, 2024Applicant: CYGAMES, INC.Inventors: Shohei Sawa, Masayoshi Sato, Koji Otani, Yasuaki Hayashizaki, Ryota Yagi, Junpei Yamaguchi, Takafumi Oka
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Publication number: 20240093251Abstract: The present invention relates to a method for producing an amide compound from a nitrile compound in the presence of a biocatalyst having nitrile hydratase activity, wherein the amide compound is efficiently produced by suppressing a deactivation of the biocatalyst, and improving the rate of conversion reaction from the nitrile compound to the amide compound.Type: ApplicationFiled: August 10, 2023Publication date: March 21, 2024Applicant: Mitsubishi Chemical CorporationInventors: Takafumi Yamaguchi, Norifumi Hagiya, Makoto Kano, Kazuya Takanashi
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Patent number: 11926375Abstract: A steering control device includes an electronic control unit. The electronic control unit is configured to acquire a limit position determination angle corresponding to an absolute steering angle when it is determined that movement of a turning shaft is limited, to compare a first stroke width which is a sum of an absolute value of the limit position determination angle on a right side and an absolute value of the limit position determination angle on a left side with a stroke threshold value corresponding to an entire stroke range of the turning shaft when the limit position determination angles on the right and left sides are acquired, and to set end-position-corresponding angles on the right and left sides based on the limit position determination angles on the right and left sides when the first stroke width is greater than the stroke threshold value.Type: GrantFiled: September 18, 2020Date of Patent: March 12, 2024Assignee: JTEKT CORPORATIONInventors: Takahiro Toko, Nobuaki Kataoka, Takafumi Yamaguchi, Yukinobu Ezaki
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Publication number: 20240075461Abstract: Provided is a method of producing a catalyst or adsorbent carrier and a catalyst or adsorbent carrier which can enhance a catalyst or adsorbent function, and prevent fall-off of catalyst particles or adsorbent particles. The surface of a metal base material made of aluminum or an aluminum alloy is subjected to an etching process using an etchant containing iron chloride and an oxide to convert the surface to an uneven and rough surface. The uneven and rough surface of the metal base material is subjected to an anodizing process to form a porous coating along the uneven and rough surface. A large number of catalyst or adsorbent particles are thus carried on the surface of the metal base material on which the porous coating is formed along the uneven and rough surface.Type: ApplicationFiled: November 8, 2023Publication date: March 7, 2024Applicant: APS Japan Co., Ltd.Inventors: Takafumi WATANABE, Masao YAMAGUCHI, Teruo WATANABE, Hidemitsu WATANABE, Hiroyuki WATANABE
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Patent number: 11923897Abstract: The present disclosure has an object of proposing a method and a device for estimating the state of a transmission path or an optical transmitter capable of mechanically estimating a factor causing an error with a small amount of constellation data and a low computing amount.Type: GrantFiled: December 11, 2019Date of Patent: March 5, 2024Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Takayuki Nakachi, Yitu Wang, Tetsuro Inui, Takafumi Tanaka, Takahiro Yamaguchi, Katsuhiro Shimano
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Patent number: 11919581Abstract: A steering control device includes an electronic control unit. The electronic control unit is configured to perform end contact relaxation control for correcting a current command value such that a decrease of an end separation angle indicating a distance of an absolute steering angle from an end-position-corresponding angle is limited when the end separation angle is equal to or less than a predetermined angle and to perform partial release control for decreasing a correction value of the current command value due to execution of the end contact relaxation control based on a steering torque which is input to a steering system when a vehicle is intended to travel while turning at the time of execution of the end contact relaxation control.Type: GrantFiled: October 14, 2020Date of Patent: March 5, 2024Assignee: JTEKT CORPORATIONInventors: Takafumi Yamaguchi, Takahiro Toko, Nobuaki Kataoka, Shingo Nitta, Yukinobu Ezaki
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Patent number: 11897555Abstract: A steering control device includes an electronic control unit. The electronic control unit is configured to detect an absolute steering angle, to calculate a current command value, to control driving of a motor such that an actual current value which is supplied to the motor reaches the current command value, to store an end-position-corresponding angle which is correlated with the absolute steering angle, to perform end contact relaxation control for correcting the current command value such that a decrease of an end separation angle is regulated when the end separation angle is equal to or less than a predetermined angle, and to calculate the current command value such that an increase of the end separation angle is not regulated by the end contact relaxation control when the end separation angle is equal to or less than the predetermined angle.Type: GrantFiled: September 11, 2020Date of Patent: February 13, 2024Assignee: JTEKT CORPORATIONInventors: Takahiro Toko, Nobuaki Kataoka, Takafumi Yamaguchi, Yukinobu Ezaki
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Patent number: 11778747Abstract: A wiring board includes: a base material including, on one side of the base material, a protruding part that protrudes toward an outside, wherein the protruding part has a shape in which a center portion of a principal surface rises from the outer periphery, and a plurality of external connection terminals is arranged on the principal surface. A composite substrate includes: the above-mentioned wiring board and a metallic frame member, wherein the frame member includes an opening whose shape is corresponding to a shape in a plan view of the protruding part, and the frame member is arranged such that the opening surrounds the protruding part to fill a periphery of the protruding part. An electric device includes: an electric element on a right face of the wiring board.Type: GrantFiled: November 7, 2019Date of Patent: October 3, 2023Assignee: Kyocera CorporationInventors: Toshifumi Higashi, Youji Furukubo, Takafumi Yamaguchi
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Patent number: 11724732Abstract: A steering control device includes an electronic control unit configured to i) detect an absolute steering angle, ii) determine whether movement of a turning shaft to one of right and left sides has been limited, iii) acquire a limit position determination angle corresponding to the absolute steering angle detected when the electronic control unit determines that the movement of the turning shaft has been limited, and iv) set an end-position-corresponding angle based on the limit position determination angle, the end-position-corresponding angle being an angle indicating that the turning shaft is located at a right or left end position, and the end-position-corresponding angle being associated with the absolute steering angle.Type: GrantFiled: September 22, 2020Date of Patent: August 15, 2023Assignee: JTEKT CORPORATIONInventors: Takahiro Toko, Nobuaki Kataoka, Takafumi Yamaguchi, Yukinobu Ezaki
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Patent number: 11685429Abstract: A steering control device includes: an absolute steering angle detecting unit configured to detect an absolute steering angle; and a current command value calculating unit configured to calculate a current command value corresponding to a target value of the motor torque output from the motor. The current command value calculating unit is configured to perform partial release control for decreasing a correction value of the current command value due to execution of the end contact relaxation control when a vehicle is tried to be turned at the time of execution of the end contact relaxation control. The current command value calculating unit is configured to stop the partial release control when the current command value which is calculated at the time of execution of the partial release control is a value which is not affected by decreasing the correction value based on execution of the partial release control.Type: GrantFiled: January 25, 2021Date of Patent: June 27, 2023Assignee: JTEKT CORPORATIONInventors: Takafumi Yamaguchi, Takahiro Toko, Nobuaki Kataoka, Yukinobu Ezaki
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Patent number: 11685428Abstract: A steering control device includes a control circuit and a drive circuit. The control circuit is configured to perform a current feedback computation by which the actual current value of electric current to be supplied to a motor follows a current command value. The control circuit is configured to execute an end-abutting relaxation control to correct the current command value such that decrease in an end interval angle is restricted, when the end interval angle is equal to or smaller than a predetermined angle, the end interval angle indicating the distance of the absolute steer angle from the end position correspondence angle. The control circuit is configured to adjust a control gain to be used in the current feedback computation, such that the control gain increases, when overshoot of the actual current value occurs during the execution of the end-abutting relaxation control.Type: GrantFiled: August 31, 2020Date of Patent: June 27, 2023Assignee: JTEKT CORPORATIONInventors: Nobuaki Kataoka, Takahiro Toko, Takafumi Yamaguchi, Yukinobu Ezaki
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Patent number: 11679802Abstract: A steering control device includes an electronic control unit. The electronic control unit detects an absolute steering angle. The electronic control unit controls driving of a motor. The electronic control unit determines whether movement of a turning shaft to one of right and left sides has been limited by an end contact or execution of end contact relaxation control. The electronic control unit acquires a plurality of limit position determination angles corresponding to the absolute steering angle. The electronic control unit permits update of an end-position-corresponding angle. The electronic control unit updates the end-position-corresponding angle stored in the electronic control unit.Type: GrantFiled: September 24, 2020Date of Patent: June 20, 2023Assignee: JTEKT CORPORATIONInventors: Takafumi Yamaguchi, Takahiro Toko, Nobuaki Kataoka, Yukinobu Ezaki
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Patent number: 11649000Abstract: A saddled electric vehicle (1) having a battery (100) that is attachable to and detachable from the vehicle (1) includes a vehicle electronic lock (220) which enables the vehicle (1) to be locked and unlocked, a lock control unit (320) which controls the vehicle electronic lock (220), and a sub battery (327) which supplies electric power to the lock control unit (320), in which the lock control unit (320) enables the vehicle to be unlocked in a state in which the battery (100) is removed from the vehicle (1).Type: GrantFiled: September 29, 2017Date of Patent: May 16, 2023Assignee: HONDA MOTOR CO., LTD.Inventors: Akira Kuramochi, Yoshitaka Kobayashi, Hiroki Ichikawa, Takafumi Yamaguchi, Kazuo Tsuji
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Patent number: 11530794Abstract: A lighting device for a vehicle includes a lighting device body that has a light source part and a housing body that supports the light source part, and a ventilation part-adjacent to the lighting device body and through which outside wind passes. The light source part has a light source element part that emits light and a heat release member that releases heat that is generated in the light source element part. The light source element part is inside of the housing body and the heat release member is exposed inside of the ventilation part.Type: GrantFiled: December 4, 2019Date of Patent: December 20, 2022Assignee: KYOCERA CORPORATIONInventors: Toshifumi Higashi, Youji Furukubo, Takafumi Yamaguchi, Yuji Iino
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Patent number: 11420698Abstract: A saddle type electric vehicle (1) includes a charging cord (245) that is connectable to an external power supply, a cord accommodating section (230) configured to accommodate a charging cord (245), and a step floor (9) on which an occupant places his/her legs, a center tunnel (CT) bulging above the step floor (9) is provided in front of a front end of a seat (8) and below a handle (2), and the cord accommodating section (230) is disposed in the center tunnel (CT).Type: GrantFiled: September 27, 2018Date of Patent: August 23, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Hiroki Ichikawa, Takafumi Yamaguchi, Jun Ishikawa, Ayumu Nishimiya, Toshifumi Shimamura, Junichi Ichioka
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Publication number: 20220256675Abstract: A light source device includes a plurality of light emitting unit portions including a light emitting element, a flashing circuit configured to cause the light emitting element to flash, and a delay circuit configured to control a timing at which the flashing circuit causes the light emitting element to flash. The delay circuit includes a resistor and a capacitor. At least two light emitting unit portions are connected to each other in parallel. At least one of a resistance value of the resistor and a capacitance value of the capacitor differs among the at least two light emitting unit portions connected to each other in parallel.Type: ApplicationFiled: June 17, 2020Publication date: August 11, 2022Applicant: KYOCERA CorporationInventors: Toshifumi HIGASHI, Youji FURUKUBO, Takafumi YAMAGUCHI, Yuji IINO
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Patent number: 11362484Abstract: A light-emitting-element housing member includes: a bottom base material having a first surface, and a mounting part on the first surface on which a light emitting element is to be mounted; and a frame member that includes side walls erected on the first surface to surround the mounting part, and an opening that penetrates through one of the side walls. The opening includes an inner edge having a first side and a second side, the first side extends along the first surface and is arranged at a position close to the bottom base material, and the second side extends along the first surface and is arranged at a position far from the bottom base material, and the second side is longer than the first side. An array of the plurality of light-emitting-element housing members, and a light emitting device are also described.Type: GrantFiled: September 18, 2018Date of Patent: June 14, 2022Assignee: KYOCERA CorporationInventors: Toshifumi Higashi, Sentaro Yamamoto, Youji Furukubo, Takafumi Yamaguchi
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Patent number: 11332212Abstract: A saddle-type electric vehicle (1, 1A, or 1B) includes an electric motor (30) for vehicle traveling, a battery (100) which supplies electric power to the electric motor (30), a power control unit (320) which controls the electric motor (30), step floors (9) on which a rider places his/her feet, a center tunnel (CT) which extends in a vehicle front-rear direction at a left-right center portion of the step floors (9), and a charger (325) mounted on the vehicle body and configured to charge the battery (100), in which the power control unit (320) is disposed inside the center tunnel (CT), and the charger (325) is disposed to overlap the power control unit (320) in a plan view.Type: GrantFiled: September 29, 2017Date of Patent: May 17, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Hiroki Ichikawa, Takafumi Yamaguchi, Jun Ishikawa, Kazuo Tsuji, Katsuyuki Okubo, Yoshitaka Kobayashi, Akira Kuramochi, Toshifumi Shimamura
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Patent number: 11292546Abstract: A saddled electric vehicle (1, 1A, or 1B) includes an electric motor (30) for vehicle traveling, a battery (100) which supplies electric power to the electric motor (30), a power control unit (320) which controls the electric motor (30), a vehicle body frame (11) which supports the battery (100) and the power control unit (320), step floors (9) on which a rider places his/her feet, and a center tunnel (CT) which extends in a vehicle front-rear direction at a left-right center portion of the step floors (9), in which the power control unit (320) is disposed inside the center tunnel (CT), and the vehicle body frame (11) includes a pair of left and right frame members (13, 14a, and 17), and the power control unit (320) is disposed on an inward side in a left-right direction of the pair of left and right frame members (13, 14a, and 17).Type: GrantFiled: September 29, 2017Date of Patent: April 5, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Yoshitaka Kobayashi, Katsuyuki Okubo, Akira Kuramochi, Kazuo Tsuji, Toshifumi Shimamura, Hiroki Ichikawa, Takafumi Yamaguchi, Jun Ishikawa
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Publication number: 20220034475Abstract: A lighting device for a vehicle includes a lighting device body that has a light source part and a housing body that supports the light source part, and a ventilation part-adjacent to the lighting device body and through which outside wind passes. The light source part has a light source element part that emits light and a heat release member that releases heat that is generated in the light source element part. The light source element part is inside of the housing body and the heat release member is exposed inside of the ventilation part.Type: ApplicationFiled: December 4, 2019Publication date: February 3, 2022Applicant: KYOCERA CorporationInventors: Toshifumi HIGASHI, Youjii FURUKUBO, Takafumi YAMAGUCHI, Yuji IINO