Patents by Inventor Takeshi Sakai
Takeshi Sakai 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: 20190294181Abstract: The vehicle management system has a plurality of vehicles capable of moving autonomously, a management device, and a display. The management device has a first communication circuit for communicating with each vehicle and a processing circuit for determining a traveling path for each vehicle and transmitting an instruction indicating the traveling path to each vehicle via the first communication circuit. Each vehicle has a second communication circuit, an obstacle sensor, and a controller for causing the vehicle to move according to the instruction received via the second communication circuit. When the obstacle sensor has detected an obstacle on the path, the controller notifies the presence of the obstacle to the outside via the second communication circuit. Upon receiving the notification indicating the presence of the obstacle from any one the plurality of vehicles, the processing circuit of the management device instructs the display to indicate the presence of the obstacle.Type: ApplicationFiled: March 21, 2019Publication date: September 26, 2019Applicant: NIDEC-SHIMPO CORPORATIONInventors: Ryoji Ohno, Takeshi Sakai
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Publication number: 20190278281Abstract: This disclosure provides a vehicle, a method for controlling vehicle and a non-transitory computer readable medium stored with a computer program for controlling vehicle. The vehicle performs travel along a predetermined route in a plurality of cycles. The vehicle includes an electrical storage device; a driving device; a communication circuit for performing wireless communications; and a control circuit for monitoring a remaining energy of the electrical storage device and controlling the driving device and the communication circuit. When starting travel along the route, the control circuit causes the driving device to start the travel if the remaining energy of the electrical storage device exceeds a threshold value or causes the communication circuit to transmit an alert if the remaining energy does not exceed the threshold value. The threshold value is set on the basis of the amount of energy consumed by at least one cycle of travel in the past.Type: ApplicationFiled: February 25, 2019Publication date: September 12, 2019Applicant: NIDEC-SHIMPO CORPORATIONInventor: Takeshi Sakai
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Patent number: 10367979Abstract: An image processing apparatus includes an image acquiring unit and a controller. The image acquiring unit acquires a captured image capturing a subject illuminated by light from at least one light source. The controller generates adjustment information for adjusting an intensity of the light from the at least one light source on the basis of a size of a pupil of the subject determined from the captured image.Type: GrantFiled: June 29, 2016Date of Patent: July 30, 2019Assignee: KYOCERA CorporationInventors: Takeshi Sakai, Woojung Kim
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Patent number: 10338414Abstract: Provided is an optical modulator module including a waveguide substrate in which an optical waveguide and control electrodes (signal electrode, DC bias electrodes, and the like) for controlling a light wave propagating through the optical waveguide are formed, a relay substrate which is disposed in the vicinity of the waveguide substrate and in which a DC bias wiring for supplying a DC bias voltage to the control electrodes (DC bias electrodes) is formed, and a package case which stores the waveguide substrate and the relay substrate. A loop of wire standing from the relay substrate to a position higher than a top surface of the waveguide substrate is provided in a part of the DC bias wiring. The loop of wire is disposed inside the package case at a position within 10 mm from any one of locations where a solder is used.Type: GrantFiled: September 29, 2017Date of Patent: July 2, 2019Assignee: SUMITOMO OSAKA CEMENT CO., LTD.Inventors: Takeshi Sakai, Junichiro Ichikawa
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Publication number: 20190060325Abstract: The present invention provides a solid dosage form suppressing the increase of by-products due to dimerization of a drug compound having an amino group and a cyano group. The solid dosage form of the invention is prepared by a process which comprises a process wherein a granulation liquid comprising a carboxylic acid ester is added to granulation powders comprising a compound having an amino group and a cyano group.Type: ApplicationFiled: April 7, 2017Publication date: February 28, 2019Inventors: Go KIMURA, Akira KAWAI, Takeshi SAKAI
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Publication number: 20190033818Abstract: A position control apparatus includes an inversion detector which detects an inversion of a position command and generates an inversion detection signal, a deflection characteristic storage unit which stores a deflection characteristic representing an amount of deflection with respect to a torque command, and an inversion correction calculator which calculates an inversion correction amount. The inversion correction calculator stores a torque command immediately before the inversion, and calculates the inversion correction amount from a difference between an amount of deflection immediately before inversion in which the stored torque command is checked with the deflection characteristic, and an amount of deflection after the inversion in which a value obtained by inverting a sign of the stored torque command is checked with the deflection characteristic. A value obtained by adding the inversion correction amount to the position command value is used for position error calculation.Type: ApplicationFiled: July 26, 2018Publication date: January 31, 2019Inventors: Hisashi KONDOU, Tomohiro SHIBATA, Yuji UCHIDA, Takeshi SAKAI
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Patent number: 10133132Abstract: In an IPS mode liquid crystal display device, an interlayer insulating film is formed on a common electrode formed in a planar shape, and a pixel electrode is formed on the interlayer insulating film. The distance between the TFT substrate and the counter substrate is determined by a columnar spaces. The pixel electrode includes one comb-shaped electrode and a contact part. The tip of the comb-shaped, electrode overlaps the columnar spacer as seen in a plan view. The columnar spacer is present in, the area in which an electric field that allows the liquid crystal molecules to rotate backward occurs when a voltage is applied to the pixel electrode, so that the reverse rotation of the liquid crystal molecules does not occur, and it is possible to prevent the domain from occurring.Type: GrantFiled: September 28, 2017Date of Patent: November 20, 2018Assignee: Japan Display Inc.Inventors: Takeshi Sakai, Toshimasa Ishigaki, Satoru Kawasaki
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Publication number: 20180308987Abstract: The purpose of the invention is to form the TFT of the oxide semiconductor, in which influence of variation in mask alignment is suppressed, thus, manufacturing a display device having a TFT of stable characteristics. The concrete measure is as follows. A display device including plural pixels, each of the plural pixels having a thin film transistor (TFT) of an oxide semiconductor comprising: a width of the oxide semiconductor in the channel width direction is wider than a width of the gate electrode in the channel width direction.Type: ApplicationFiled: March 27, 2018Publication date: October 25, 2018Applicant: Japan Display Inc.Inventors: Takeshi Sakai, Yuichiro Hanyu, Masahiro Watabe
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Patent number: 10108056Abstract: A pixel electrode is configured of one comb tooth portion and a contact portion whose width is widened from the end portion of the comb tooth portion in a first direction that is the extending direction of a scanning line. The width of the contact portion is not expanded in a direction opposite to the first direction, and the production of a domain is prevented. A picture signal line is bent in the direction in which the width of the contact portion of the pixel electrode is widened, so that the comb tooth portion of the pixel electrode can be disposed in the center between the picture signal lines, and the width of the contact portion can be formed in a sufficient width in the direction in which the picture signal line is bent. Thus, the contact margin of the pixel electrode can be provided.Type: GrantFiled: July 17, 2017Date of Patent: October 23, 2018Assignee: Japan Display Inc.Inventors: Hidetatsu Nakamura, Osamu Itou, Takeshi Sakai
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Publication number: 20180227472Abstract: An image processing apparatus includes an image acquiring unit and a controller. The image acquiring unit acquires a captured image capturing a subject illuminated by light from at least one light source. The controller generates adjustment information for adjusting an intensity of the light from the at least one light source on the basis of a size of a pupil of the subject determined from the captured image.Type: ApplicationFiled: June 29, 2016Publication date: August 9, 2018Applicant: KYOCERA CorporationInventors: Takeshi SAKAI, Woojung KIM
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Patent number: 10020222Abstract: There is provided a method for processing an inner wall surface of a micro vacancy, capable of reliably etching or cleaning even if the hole provided to the substrate to be processed is narrow and deep. The substrate has a surface and a micro vacancy with an opening on the surface. An aspect ratio of the micro vacancy being at least 5, or the aspect ratio being less than 5 and a ratio of a micro vacancy volume to a surface area of the opening being at least 3. The micro vacancy is exposed to an atmosphere for forming a silicon oxide film so as to form a silicon oxide film on the inner wall surface of the micro vacancy. Subsequently a processing solution with a wettability with respect to silicon oxide is introduced into the micro vacancy so as to perform processing of the inner wall surface.Type: GrantFiled: May 15, 2013Date of Patent: July 10, 2018Assignee: CANON, INC.Inventors: Takeshi Sakai, Tatsuro Yoshida, Ryosuke Hiratsuka, Syun Ishikawa
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Patent number: 10008963Abstract: A compensation function constituting device calculates a correlation coefficient based on a moving distance required for reversing a moving direction of a movable unit and a sliding resistance acting on the movable unit, and a compensation amount output device calculates a moving distance on a position command value required until the movable unit starts to move according to the correlation coefficient and a feedback torque when the moving direction is reversed and increases a torque compensation amount in accordance with the moving distance after reversing the moving direction until the moving distance after the moving direction is reversed reaches the moving distance required until the movement is started.Type: GrantFiled: April 14, 2015Date of Patent: June 26, 2018Assignee: OKUMA CORPORATIONInventors: Takeshi Sakai, Masashi Miyaji
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Patent number: 9946239Abstract: A system and method are disclosed that provide for a dual processor architecture in a furnace or HVAC controller. One processor can control non-safety-critical components and is operable to receive software updates. The other processor can control safety-critical components and is not capable of being updated. Safety-critical components can comprise a flame sensor, gas valve and an igniter.Type: GrantFiled: September 2, 2015Date of Patent: April 17, 2018Assignee: Lennox Industries Inc.Inventors: Takeshi Sakai, Michael Engler, Stephen J. Vendt
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Publication number: 20180095301Abstract: Provided is an optical modulator module including a waveguide substrate in which an optical waveguide and control electrodes (signal electrode, DC bias electrodes, and the like) for controlling a light wave propagating through the optical waveguide are formed, a relay substrate which is disposed in the vicinity of the waveguide substrate and in which a DC bias wiring for supplying a DC bias voltage to the control electrodes (DC bias electrodes) is formed, and a package case which stores the waveguide substrate and the relay substrate. A loop of wire standing from the relay substrate to a position higher than a top surface of the waveguide substrate is provided in a part of the DC bias wiring. The loop of wire is disposed inside the package case at a position within 10 mm from any one of locations where a solder is used.Type: ApplicationFiled: September 29, 2017Publication date: April 5, 2018Applicant: SUMITOMO OSAKA CEMENT CO., LTD.Inventors: Takeshi SAKAI, Junichiro ICHIKAWA
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Publication number: 20180017832Abstract: In an IPS mode liquid crystal display device, an interlayer insulating film is formed on a common electrode formed in a planar shape, and a pixel electrode is formed on the interlayer insulating film. The distance between the TFT substrate and the counter substrate is determined by a columnar spaces. The pixel electrode includes one comb-shaped electrode and a contact part. The tip of the comb-shaped, electrode overlaps the columnar spacer as seen in a plan view. The columnar spacer is present in, the area in which an electric field that allows the liquid crystal molecules to rotate backward occurs when a voltage is applied to the pixel electrode, so that the reverse rotation of the liquid crystal molecules does not occur, and it is possible to prevent the domain from occurring.Type: ApplicationFiled: September 28, 2017Publication date: January 18, 2018Inventors: Takeshi SAKAI, Toshimasa ISHIGAKI, Satoru KAWASAKI
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Patent number: 9858339Abstract: An information providing system includes a sound emission device for emitting, as sound wave, identification information modulated into a sound signal, an identification information resolution server including a mapping table in which the identification information, valid time information and the address information of a content are stored to be associated, and a mobile terminal device for transmitting the identification information demodulated from a picked-up sound wave to the identification information resolution server thereby obtaining address information and accessing the content using the obtained address information. When received the identification information from the mobile terminal device, the identification information resolution server returns the address information of a corresponding content to the mobile terminal device when the time information is within a valid time.Type: GrantFiled: March 28, 2012Date of Patent: January 2, 2018Assignee: YAMAHA CORPORATIONInventors: Hitoshi Akiyama, Hiroyuki Iwase, Takeshi Sakai, Takuro Sone
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Patent number: 9857627Abstract: A provided is a liquid crystal display device for reducing power consumption by increasing efficiency of a backlight. The liquid crystal display includes, on a TFT substrate, a semiconductor layer and a gate electrode are laminated via a gate insulating film. A TFT is formed by the semiconductor layer and the gate electrode. A base film is formed of an insulating film and at a lower layer of the semiconductor layer. As seen in plan view, a reflection film is formed on a lower side of the base film at an area corresponding to the TFT. The reflection film is independently formed for each of the TFTs. Each of the reflection films is electrically floating. The reflection film has a reflectance of 70% or more at a lower side thereof. The use efficiency of the light from a backlight can be increased because of the existence of the reflection film.Type: GrantFiled: November 2, 2015Date of Patent: January 2, 2018Assignee: Japan Display Inc.Inventor: Takeshi Sakai
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Publication number: 20170315413Abstract: A pixel electrode is configured of one comb tooth portion and a contact portion whose width is widened from the end portion of the comb tooth portion in a first direction that is the extending direction of a scanning line. The width of the contact portion is not expanded in a direction opposite to the first direction, and the production of a domain is prevented. A picture signal line is bent in the direction in which the width of the contact portion of the pixel electrode is widened, so that the comb tooth portion of the pixel electrode can be disposed in the center between the picture signal lines, and the width of the contact portion can be formed in a sufficient width in the direction in which the picture signal line is bent. Thus, the contact margin of the pixel electrode can be provided.Type: ApplicationFiled: July 17, 2017Publication date: November 2, 2017Inventors: Hidetatsu NAKAMURA, Osamu ITOU, Takeshi SAKAI
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Patent number: 9804454Abstract: In an IPS mode liquid crystal display device, an interlayer insulating film is formed on a common electrode formed in a planar shape, and a pixel electrode is formed on the interlayer insulating film. The distance between the TFT substrate and the counter substrate is determined by a columnar spacer. The pixel electrode includes one comb-shaped electrode and a contact part. The tip of the comb-shaped electrode overlaps the columnar spacer as seen in a plan view. The columnar spacer is present in the area in which an electric field that allows the liquid crystal molecules to rotate backward occurs when a voltage is applied to the pixel electrode, so that the reverse rotation of the liquid crystal molecules does not occur, and it is possible to prevent the domain from occurring.Type: GrantFiled: July 31, 2015Date of Patent: October 31, 2017Assignee: Japan Display Inc.Inventors: Takeshi Sakai, Toshimasa Ishigaki, Satoru Kawasaki
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Patent number: 9740062Abstract: A pixel electrode is configured of one comb tooth portion and a contact portion whose width is widened from the end portion of the comb tooth portion in a first direction that is the extending direction of a scanning line. The width of the contact portion is not expanded in a direction opposite to the first direction, and the production of a domain is prevented. A picture signal line is bent in the direction in which the width of the contact portion of the pixel electrode is widened, so that the comb tooth portion of the pixel electrode can be disposed in the center between the picture signal lines, and the width of the contact portion can be formed in a sufficient width in the direction in which the picture signal line is bent. Thus, the contact margin of the pixel electrode can be provided.Type: GrantFiled: May 28, 2015Date of Patent: August 22, 2017Assignee: Japan Display Inc.Inventors: Hidetatsu Nakamura, Osamu Itou, Takeshi Sakai