Patents by Inventor Keiichi Saito
Keiichi Saito 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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Patent number: 10475367Abstract: A display device includes an electroluminescent panel including first light-emitting elements to emit red (first color), second light-emitting elements to emit green (second color), and third light-emitting elements to emit blue (third color); an image analyzer that obtains, in displaying of a received video signal, first power serving as a total of power required for displaying red (first color), power required for displaying green (second color), and power required for displaying blue (third color), and that calculates second power by multiplying the first power by a predetermined coefficient according to the video signal, and calculates threshold power by multiplying, by the coefficient, maximum allowable power that is allowed when the electroluminescent panel performs image display; and a luminance adjuster that multiplies the video signal by a ratio between the threshold power and the second power when the second power is equal to or greater than the threshold power.Type: GrantFiled: August 30, 2018Date of Patent: November 12, 2019Assignee: Japan Display Inc.Inventor: Keiichi Saito
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Publication number: 20190223697Abstract: To provide an endoscope cap with a raising base or the like which is easily attached and detached to and from a distal end of an endoscope. The endoscope cap includes: a cover that is attachable and detachable to and from a distal end of an insertion portion of an endoscope including a lever which is rotatably provided at the distal end of the insertion portion of the endoscope and a rotating portion which rotates the lever; and a raising base that has a lever connection portion connected to the lever and is rotatably provided inside the cover, and the endoscope cap is supplied in the state of being enclosed in an individual packaging member.Type: ApplicationFiled: October 13, 2017Publication date: July 25, 2019Applicant: HOYA CORPORATIONInventors: Yoshitsugu HOSOGOE, Keiichi SAITO
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Publication number: 20190223696Abstract: An endoscope includes a rotatable raising base connection portion exposed on a surface of a distal end of an insertion portion; a first indicator provided in the insertion portion; and an endoscope cap including a bottomed tubular cover, which has an opening end portion and is attachable to and detachable from the distal end of the insertion portion through the opening end portion, and a raising base. The endoscope cap has a second indicator provided on the cover to correspond to the first indicator and a lever connection portion that is connected to the raising base connection portion and is provided rotatably inside the cover. The endoscope cap may be implemented to be easily attached to a distal end of the endoscope.Type: ApplicationFiled: October 13, 2017Publication date: July 25, 2019Applicant: HOYA CORPORATIONInventors: Yoshitsugu HOSOGOE, Keiichi SAITO
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Publication number: 20190223698Abstract: An example endoscope cap attachable to and detachable from an endoscope including a lever pivotally provided at a distal end of an insertion part of an endoscope and a pivot part causing the lever to pivot, includes: a bottomed cylindrical cover having an opening end which is attachable to and detachable from a distal end of an insertion part of the endoscope; a first engagement part provided at an inner surface of a cylindrical part of the cover; and an elevator having a lever connection part connected to the lever and pivotally fixed to an inside of the cover.Type: ApplicationFiled: October 13, 2017Publication date: July 25, 2019Applicant: HOYA CORPORATIONInventors: Yoshitsugu HOSOGOE, Keiichi SAITO
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Publication number: 20190223695Abstract: To provide an endoscope or the like capable of realizing a large raising angle. The endoscope includes: a channel outlet open to a distal end side of an insertion portion; a raising base capable of raising a treatment tool protruding from the channel outlet; and a curved portion which protrudes from a peripheral edge portion of the channel outlet toward the distal end side of the insertion portion and is capable of coming into contact with the treatment tool raised by the raising base. The raising base presses the treatment tool on the distal end side of a contact portion between the treatment tool and the curved portion.Type: ApplicationFiled: October 13, 2017Publication date: July 25, 2019Applicant: HOYA CORPORATIONInventors: Yoshitsugu HOSOGOE, Keiichi SAITO
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Patent number: 10304384Abstract: According to an aspect, a display apparatus includes a plurality of pixels including light-emitting elements, a video signal driver that applies a video voltage or an initialization voltage to the pixels based on a video signal, a scan signal driver that applies a scan voltage to the pixels based on the video signal, and a controller that controls an initialization period in which the initialization voltage is applied to the pixels and a video voltage writing period in which the video voltage is applied to the pixels, in accordance with the tone of the video signal.Type: GrantFiled: November 1, 2017Date of Patent: May 28, 2019Assignee: Japan Display Inc.Inventor: Keiichi Saito
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Publication number: 20190073934Abstract: A display device includes an electroluminescent panel including first light-emitting elements to emit red (first color), second light-emitting elements to emit green (second color), and third light-emitting elements to emit blue (third color); an image analyzer that obtains, in displaying of a received video signal, first power serving as a total of power required for displaying red (first color), power required for displaying green (second color), and power required for displaying blue (third color), and that calculates second power by multiplying the first power by a predetermined coefficient according to the video signal, and calculates threshold power by multiplying, by the coefficient, maximum allowable power that is allowed when the electroluminescent panel performs image display; and a luminance adjuster that multiplies the video signal by a ratio between the threshold power and the second power when the second power is equal to or greater than the threshold power.Type: ApplicationFiled: August 30, 2018Publication date: March 7, 2019Inventor: Keiichi SAITO
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Publication number: 20180240310Abstract: A self-service point-of-sale terminal including a cover section having an inverted U-shape open in a front side and a bottom side, a casing that is movable with respect to the cover section and includes a lock configured to fix a relative position of the casing with respect to the cover section, and a coin and bill depositing and dispensing machine housed within the casing.Type: ApplicationFiled: December 28, 2017Publication date: August 23, 2018Inventors: Osamu WATANABE, Keiichi SAITO
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Patent number: 9994124Abstract: A vehicle seat includes a pair of left and right slide rails each having a lower rail extending in a front and rear direction of a vehicle and an upper rail slidably mounted to the lower rail. The lower rail is fixed to a floor F via brackets and so as to be spaced apart from the floor F. A reinforcing member extending in a left and right direction is disposed so as to span between rear end portions of the lower rails, and the reinforcing member is formed such that a bending strength about an axis in an up and down direction of a seat main body is lower than a bending strength about an axis in a front and rear direction of the seat main body.Type: GrantFiled: November 13, 2015Date of Patent: June 12, 2018Assignee: TOYOTA BOSHOKU KABUSHIKI KAISHAInventors: Hiroki Nagata, Tetsuya Tanaka, Shogo Ishii, Kazuhisa Isshiki, Yuichi Okazaki, Keiichi Saito
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Publication number: 20180130413Abstract: According to an aspect, a display apparatus includes a plurality of pixels including light-emitting elements, a video signal driver that applies a video voltage or an initialization voltage to the pixels based on a video signal, a scan signal driver that applies a scan voltage to the pixels based on the video signal, and a controller that controls an initialization period in which the initialization voltage is applied to the pixels and a video voltage writing period in which the video voltage is applied to the pixels, in accordance with the tone of the video signal.Type: ApplicationFiled: November 1, 2017Publication date: May 10, 2018Inventor: Keiichi SAITO
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Patent number: 9540019Abstract: The present invention relates to a train control device. The train control device sets an emergency brake pattern and a regular brake pattern as patterns of maximum speed according to the distance to a stopping point, and outputs a braking command when the train speed exceeds the maximum speed. Then, when the maximum speed defined in the regular brake pattern falls below a set speed, the maximum speed of the regular brake pattern is kept constant for a predetermined distance. After that, the maximum speed is gradually reduced toward a stopping point of the emergency brake pattern. This allows a train to make an approach to a fixed stopping position in an automatic train operation even when the fixed stopping position is located farther than a stopping point of the regular brake pattern, and excessive output of an emergency braking command based on the emergency brake pattern can be reduced.Type: GrantFiled: September 30, 2014Date of Patent: January 10, 2017Assignee: The Nippon Signal Co., LTD.Inventor: Keiichi Saito
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Publication number: 20160137109Abstract: A vehicle seat includes a pair of left and right slide rails each having a lower rail extending in a front and rear direction of a vehicle and an upper rail slidably mounted to the lower rail. The lower rail is fixed to a floor F via brackets and so as to be spaced apart from the floor F. A reinforcing member extending in a left and right direction is disposed so as to span between rear end portions of the lower rails, and the reinforcing member is formed such that a bending strength about an axis in an up and down direction of a seat main body is lower than a bending strength about an axis in a front and rear direction of the seat main body.Type: ApplicationFiled: November 13, 2015Publication date: May 19, 2016Applicant: TOYOTA BOSHOKU KABUSHIKI KAISHAInventors: Hiroki NAGATA, Tetsuya TANAKA, Shogo ISHII, Kazuhisa ISSHIKI, Yuichi OKAZAKI, Keiichi SAITO
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Patent number: 9335856Abstract: According to one embodiment, a display device includes a display pixel allocated at a matrix state in a display area, an image-reading device which detects strength of capacitive coupling by a dielectric material coming close to or making contact with the display area, and a control portion which controls each transistor of the image-reading device. The image-reading device includes a detection electrode which forms capacitance between the detection electrode and the dielectric material, a pre-charge gate line, a coupling pulse line, a readout gate line, a pre-charge line and a readout line. These lines supply a signal which drives the image-reading device. The image-reading device further includes a pre-charge transistor, an amplification transistor, a readout transistor, a compensation transistor, and a power-source switching transistor.Type: GrantFiled: January 10, 2014Date of Patent: May 10, 2016Assignee: Japan Display Inc.Inventors: Keiichi Saito, Hideyuki Takahashi, Takashi Nakamura, Satoru Tomita, Masahiro Tada, Hirotaka Hayashi, Takashi Okada, Yoshiro Aoki, Takanori Tsunashima
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Patent number: 9296318Abstract: An actuating mechanism (release mechanism) includes an operating pin (operating mechanism) that is operated by an operating lever, a first link that is operated by the operating pin to release a lock of a longitudinal slide mechanism, and a second link that is operated to release a lock of a lateral slide mechanism. A transmitting portion that receives operating force of the lever transmitted from the operating pin and transmits the operating force to a lock portion of each slide mechanism, and an escape portion that allows the operating force transmitted from the operating pin to escape are formed side by side on each of the links, and power transmitted from the lever to each of the links via the operating pin is allowed to escape during operation.Type: GrantFiled: August 22, 2014Date of Patent: March 29, 2016Assignees: TOYOTA BOSHOKU KABUSHIKI KAISHA, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Taiyou Ootsuka, Tomokazu Igarashi, Eiji Mizutani, Keiichi Saito
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Publication number: 20160073856Abstract: A bending control mechanism for an endoscope, provided with a control body and a bendable section including an insertion section, the bending control mechanism includes a pulley which is rotatably provided in the control body, and a wire connected between the pulley and the bendable section. An outer peripheral profile of the pulley, onto which the wire is wound, includes a non-circular section including a small-radius section having a small radius from a rotational axis of the pulley, and a large-radius section having a radius from the rotational axis that is larger than the small radius. The wire is wound onto the large-radius section at an initial winding stage at which the bendable section is at a non-bending position. The wire is wound onto the small-radius section at a stage where the bendable section is bent by a maximum amount.Type: ApplicationFiled: September 8, 2015Publication date: March 17, 2016Applicant: HOYA CORPORATIONInventor: Keiichi SAITO
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Patent number: 9285911Abstract: According to one embodiment, a display device includes a display pixel allocated at a matrix state in a display area, an image-reading device which detects strength of capacitive coupling by a dielectric material coming close to or making contact with the display area, and a control portion which controls each transistor of the image-reading device. The image-reading device includes a detection electrode which forms capacitance between the detection electrode and the dielectric material, a pre-charge gate line, a coupling pulse line, a readout gate line, a pre-charge line and a readout line. These lines supply a signal which drives the image-reading device. The image-reading device further includes a pre-charge transistor, an amplification transistor, a readout transistor, a compensation transistor, and a power-source switching transistor.Type: GrantFiled: January 10, 2014Date of Patent: March 15, 2016Assignee: Japan Display Inc.Inventors: Keiichi Saito, Hideyuki Takahashi, Takashi Nakamura, Satoru Tomita, Masahiro Tada, Hirotaka Hayashi, Takashi Okada, Yoshiro Aoki, Takanori Tsunashima
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Patent number: 9201289Abstract: Disclosed are an image capture apparatus in which an arrangement relationship between an image sensor and a microlens array that is arranged in front of the image sensor can be varied, and a method for controlling the same. In a state in which a photographic lens including the microlens array is attached, information on the photographic lens and information on the image sensor are used to control a distance between the microlens array and the image sensor, and an aperture value. The microlens array or the image sensor is shifted so that they are arranged at this distance, and the aperture value is set.Type: GrantFiled: December 27, 2013Date of Patent: December 1, 2015Assignee: CANON KABUSHIKI KAISHAInventors: Eiichi Tanaka, Takayuki Komatsu, Keiichi Saito
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Patent number: 9176616Abstract: In one embodiment, a display device having a touch function includes an insulating substrate and a plurality of pixels formed on the insulating substrate and arranged in a matrix of rows and columns. The pixels form a plurality of pixel blocks formed of a plurality of rows and columns of the pixels. A sensor circuit is arranged in a space between adjacent pixels on the insulating substrate and includes a coupling electrode, a detection electrode arranged adjacent to the coupling electrode for forming a coupling capacitance therebetween, and a reading-out circuit to read out a potential of the detection electrode. At least one sensor circuit is arranged in each pixel block. The contact or non-contact by a fingertip or a nib is detected by a potential difference of the detection electrode.Type: GrantFiled: August 10, 2011Date of Patent: November 3, 2015Assignee: JAPAN DISPLAY, INC.Inventors: Takashi Nakamura, Satoru Tomita, Masayoshi Fuchi, Hirotaka Hayashi, Takayuki Imai, Takashi Okada, Takahiko Endo, Miyuki Ishikawa, Masahiro Tada, Yasuo Saruhashi, Keiichi Saito, Hideyuki Takahashi
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Patent number: D798354Type: GrantFiled: October 23, 2015Date of Patent: September 26, 2017Assignee: Kabushiki Kaisha Somic IshikawaInventors: Tatsuya Kitada, Keiichi Saito
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Patent number: D802038Type: GrantFiled: October 23, 2015Date of Patent: November 7, 2017Assignee: Kabushiki Kaisha Somic IshikawaInventors: Tatsuya Kitada, Keiichi Saito