Patents by Inventor Tomoya Ishikawa
Tomoya Ishikawa 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: 20210084268Abstract: There is provided an image processing device, an image processing method, a program, and a projection system that reduce processing in a case where images based on an equidistant cylindrical image are projected using a plurality of projectors. The image processing device of an aspect of the present technology generates a second equidistant cylindrical image whose center pixel is equal to a center pixel of each of projection regions of a plurality of projectors in a first equidistant cylindrical image and that includes pixels within an angle range including the each of the projection regions, as an image used to generate each of projection images that are projected from the plurality of projectors. The present technology is applicable to a computer that causes the plurality of projectors to project images.Type: ApplicationFiled: December 5, 2018Publication date: March 18, 2021Applicant: SONY CORPORATIONInventor: Tomoya ISHIKAWA
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Publication number: 20200307671Abstract: A steering shaft according to an aspect of the present invention includes an upper shaft, a lower shaft, and a seal cap. The seal cap includes a seal which comes into close contact with an inner peripheral surface of the upper shaft and a closure which bulges upward with respect to the seal. The closure is plastically deformed downward, and thus, the seal cap is held in an upper end opening portion in a state where the seal is pressed against the inner peripheral surface of the upper shaft.Type: ApplicationFiled: January 28, 2020Publication date: October 1, 2020Inventor: Tomoya Ishikawa
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Publication number: 20200307673Abstract: A steering shaft according to an aspect of the present invention includes a shaft main body, an upper shaft, a lower shaft, and a seal mechanism. The seal mechanism includes a first lip portion configured to surround a periphery of the lower shaft and slide on an outer peripheral surface of the lower shaft, and a flange portion configured to surround a periphery of the first lip portion and protrude downward from the first lip portion.Type: ApplicationFiled: January 20, 2020Publication date: October 1, 2020Inventor: Tomoya Ishikawa
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Patent number: 10676369Abstract: Provided is a production method by which an AEI zeolite is obtained without inducing a structural transformation in a crystalline aluminosilicate having a Y-structure and without using fluorine or phosphorus, the method including a crystallization step of crystallizing a composition containing an alumina source, a silica source, a structure directing aunt, a sodium source, and water, a weight proportion of crystalline aluminosilicate relative to a total weight of the alumina source and the silica source being from 0 wt. % to 10 wt. %, and the crystallization step satisfying at least one of the following conditions: a molar ratio of hydroxide ion to silica in the composition is 0.45 or greater, the composition contains a cation represented by (CH3)3RN+ (R represents an alkyl group having from 1 to 4 carbons, and the alkyl group may contain at least one substituent), and the crystallization time is 80 hours or longer.Type: GrantFiled: July 12, 2019Date of Patent: June 9, 2020Assignee: TOSOH CORPORATIONInventors: Tomoya Ishikawa, Hidekazu Aoyama, Takayoshi Mishima
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Patent number: 10556802Abstract: Provided is a method for producing an AEI zeolite without the use of a zeolite Y and a raw material containing fluorine and phosphorus, the method including a crystallization step of crystallizing a composition containing a structure directing agent, a sodium source, water, and a zeolite having at least one of the following structures as a silica alumina source.Type: GrantFiled: August 26, 2016Date of Patent: February 11, 2020Assignee: TOSOH CORPORATIONInventors: Yasuyuki Takamitsu, Tomoya Ishikawa, Mitsuaki Yoshimitsu
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Publication number: 20200023881Abstract: A steering device includes a bracket and right and left bolts. The bracket includes right and left side plates supporting a steering column from both sides, respectively, in a widthwise direction, and right and left flanges extending outwardly in the widthwise direction from respective upper ends of the right and left side plates. The bolts fasten the flanges to a mount surface of a vehicle body. The flanges include respective right and left internal protrusions protruding toward the mount surface from respective flange surfaces, which face the mount surface. The internal protrusions are located forwardly in a vehicle body back-and-forth direction relative to tightened positions of the bolts, and are located near respective internal edges of the flanges in the widthwise direction.Type: ApplicationFiled: March 26, 2018Publication date: January 23, 2020Inventors: Tomoya Ishikawa, Satoaki Ikeda
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Patent number: 10527424Abstract: An angle offset judging device (1) includes: an azimuth histogram generating section (126) for obtaining an appearance frequency of estimated azimuths; and an evaluating section (127) for making an evaluation of whether or not the appearance frequency thus obtained shows a tendency which is observed in a case where an azimuth is properly estimated under a binding condition concerning an advancing direction of a movement of a moving body.Type: GrantFiled: May 14, 2014Date of Patent: January 7, 2020Assignee: National Institute of Advanced Industrial Science and TechnologyInventors: Masakatsu Kourogi, Takeshi Kurata, Tomoya Ishikawa, Takashi Okuma
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Patent number: 10513439Abstract: Provided is a production method by which an AEI zeolite is obtained without inducing a structural transformation in a crystalline aluminosilicate having a Y-structure and without using fluorine or phosphorus, the method including a crystallization step of crystallizing a composition containing an alumina source, a silica source, a structure directing agent, a sodium source, and water, a weight proportion of crystalline aluminosilicate relative to a total weight of the alumina source and the silica source being from 0 wt. % to 10 wt. %, and the crystallization step satisfying at least one of the following conditions: a molar ratio of hydroxide ion to silica in the composition is 0.45 or greater, the composition contains a cation represented by (CH3)3RN+ (R represents an alkyl group having from 1 to 4 carbons, and the alkyl group may contain at least one substituent), and the crystallization time is 80 hours or longer.Type: GrantFiled: August 9, 2016Date of Patent: December 24, 2019Assignee: TOSOH CORPORATIONInventors: Tomoya Ishikawa, Hidekazu Aoyama, Mitsuaki Yoshimitsu, Seiji Maehama, Takayoshi Mishima, Yasuyuki Takamitsu
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Patent number: 10486731Abstract: A stopper bracket (40) is fixed to an inner pipe (13) at a location between the pair of clamp parts (23 and 23). The hanger bracket (50) is assembled with the stopper bracket (40), and a pair of side plates (51 and 51) of the hanger bracket (50) are interposed between the pair of clamp parts (23 and 23) and the pair of outer column support parts (11a and 11a). The guide mechanism (60) guides the hanger bracket (50) so that the hanger bracket (50) is restricted from displacing relative to the stopper bracket (40) in a front-rear direction of a vehicle and is capable of displacing relative to the stopper bracket (40) in a vehicle width direction. A support mechanism (70) supports the hanger bracket (50) relative to the stopper bracket (40).Type: GrantFiled: August 6, 2018Date of Patent: November 26, 2019Assignee: YAMADA MANUFACTURING CO., LTD.Inventors: Tomoya Ishikawa, Katsutoshi Tsuji
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Publication number: 20190337813Abstract: Provided is a production method by which an AEI zeolite is obtained without inducing a structural transformation in a crystalline aluminosilicate having a Y-structure and without using fluorine or phosphorus, the method including a crystallization step of crystallizing a composition containing an alumina source, a silica source, a structure directing aunt, a sodium source, and water, a weight proportion of crystalline aluminosilicate relative to a total weight of the alumina source and the silica source being from 0 wt. % to 10 wt. %, and the crystallization step satisfying at least one of the following conditions: a molar ratio of hydroxide ion to silica in the composition is 0.45 or greater, the composition contains a cation represented by (CH3)3RN+ (R represents an alkyl group having from 1 to 4 carbons, and the alkyl group may contain at least one substituent), and the crystallization time is 80 hours or longer.Type: ApplicationFiled: July 12, 2019Publication date: November 7, 2019Applicant: TOSOH CORPORATIONInventors: Tomoya ISHIKAWA, Hidekazu AOYAMA, Takayoshi MISHIMA
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Publication number: 20190232979Abstract: A bone structure of a railcar includes: a pair of first lateral bones arranged at an inner side of a wainscot panel in a car width direction and extending in a car longitudinal direction, the first lateral bones being joined to the wainscot panel; and a side post arranged at an inner side of a pier panel in the car width direction and extending in a car upper-lower direction, the side post intersecting with the first lateral bones, wherein the side post includes: at least one first flange portion joined to the pier panel; a pair of cutout portions located at positions corresponding to the wainscot panel, the first lateral bones passing through the respective cutout portions in the car longitudinal direction; and at least one second flange portion arranged between the first lateral bones and joined to the wainscot panel.Type: ApplicationFiled: March 14, 2017Publication date: August 1, 2019Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Toshiyuki HIRASHIMA, Tomoya ISHIKAWA, Kazumasa INABA
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Patent number: 10288431Abstract: The present invention provides a device and method for estimating a travel direction of a moving body, the device and method allowing highly accurate estimation of the travel direction even in the case where the positional relationship between the moving body and the self-contained sensing device or the posture is changed freely.Type: GrantFiled: July 12, 2013Date of Patent: May 14, 2019Assignee: NATIONAL INSTITUTE OF ADVANCE INDUSTRIALInventors: Masakatsu Kourogi, Takeshi Kurata, Tomoya Ishikawa, Takashi Okuma
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Publication number: 20190047608Abstract: A stopper bracket (40) is fixed to an inner pipe (13) at a location between the pair of clamp parts (23 and 23). The hanger bracket (50) is assembled with the stopper bracket (40), and a pair of side plates (51 and 51) of the hanger bracket (50) are interposed between the pair of clamp parts (23 and 23) and the pair of outer column support parts (11a and 11a). The guide mechanism (60) guides the hanger bracket (50) so that the hanger bracket (50) is restricted from displacing relative to the stopper bracket (40) in a front-rear direction of a vehicle and is capable of displacing relative to the stopper bracket (40) in a vehicle width direction. A support mechanism (70) supports the hanger bracket (50) relative to the stopper bracket (40).Type: ApplicationFiled: August 6, 2018Publication date: February 14, 2019Inventors: Tomoya Ishikawa, Katsutoshi Tsuji
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Publication number: 20190009257Abstract: Provided is a method for producing an AEI zeolite without the use of a zeolite Y and a raw material containing fluorine and phosphorus, the method including a crystallization step of crystallizing a composition containing a structure directing agent, a sodium source, water, and a zeolite having at least one of the following structures as a silica alumina source.Type: ApplicationFiled: August 26, 2016Publication date: January 10, 2019Applicant: TOSOH CORPORATIONInventors: Yasuyuki TAKAMITSU, Tomoya ISHIKAWA, Mitsuaki YOSHIMITSU
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Publication number: 20180230017Abstract: Provided is a production method by which an AEI zeolite is obtained without inducing a structural transformation in a crystalline aluminosilicate having a Y-structure and without using fluorine or phosphorus, the method including a crystallization step of crystallizing a composition containing an alumina source, a silica source, a structure directing agent, a sodium source, and water, a weight proportion of crystalline aluminosilicate relative to a total weight of the alumina source and the silica source being from 0 wt. % to 10 wt. %, and the crystallization step satisfying at least one of the following conditions: a molar ratio of hydroxide ion to silica in the composition is 0.45 or greater, the composition contains a cation represented by (CH3)3RN+ (R represents an alkyl group having from 1 to 4 carbons, and the alkyl group may contain at least one substituent), and the crystallization time is 80 hours or longer.Type: ApplicationFiled: August 9, 2016Publication date: August 16, 2018Applicant: TOSOH CORPORATIONInventors: Tomoya ISHIKAWA, Hidekazu AOYAMA, Mitsuaki YOSHIMITSU, Seiji MAEHAMA, Takayoshi MISHIMA, Yasuyuki TAKAMITSU
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Publication number: 20170242288Abstract: When an optoelectronic device is manufactured by splitting a composite substrate, a dicing process and a breaking process are performed for a first mother substrate in first splitting that splits the first mother substrate along the periphery of a seal material. A breaking process is performed for a second mother substrate in second splitting that splits the second mother substrate along the periphery of the seal material.Type: ApplicationFiled: February 9, 2017Publication date: August 24, 2017Applicant: SEIKO EPSON CORPORATIONInventors: Yuji SEKIGUCHI, Tomoya ISHIKAWA
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Publication number: 20160216116Abstract: An angle offset judging device (1) includes: an azimuth histogram generating section (126) for obtaining an appearance frequency of estimated azimuths; and an evaluating section (127) for making an evaluation of whether or not the appearance frequency thus obtained shows a tendency which is observed in a case where an azimuth is properly estimated under a binding condition concerning an advancing direction of a movement of a moving body.Type: ApplicationFiled: May 14, 2014Publication date: July 28, 2016Applicant: National Institute of Advanced Industrial Science and TechnologyInventors: Masakatsu KOUROGI, Takeshi KURATA, Tomoya ISHIKAWA, Takashi OKUMA
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Publication number: 20150211863Abstract: The present invention provides a device and method for estimating a travel direction of a moving body, the device and method allowing highly accurate estimation of the travel direction even in the case where the positional relationship between the moving body and the self-contained sensing device or the posture is changed freely.Type: ApplicationFiled: July 12, 2013Publication date: July 30, 2015Inventors: Masakatsu Kourogi, Takeshi Kurata, Tomoya Ishikawa, Takashi Okuma
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Patent number: 8983124Abstract: A moving body positioning device includes a sensor group that outputs a motion velocity vector of a moving body, a motion velocity vector estimation processing device that measures a motion velocity vector and outputs an output sequence of the motion velocity vector together with a measured time, a monitoring camera, an image analysis processing device that analyzes the image of the monitoring camera to measure a position of feet of the moving body measures a motion velocity vector at the position of the feet, and outputs an output sequence of the motion velocity vector with a measured time, and a motion velocity vector collation processing device that collates the output sequence of the motion velocity vector estimation processing device with the output sequence of the image analysis processing device and outputs its collation result as a TRUE or a FALSE signal.Type: GrantFiled: December 3, 2010Date of Patent: March 17, 2015Assignee: National Institute of Advanced Industrial Science and TechnologyInventors: Masakatsu Kourogi, Tomoya Ishikawa, Takeshi Kurata
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Patent number: 8552962Abstract: A display apparatus driving circuit capable of reducing the amount of heat generated at a driving unit while suppressing degradation in image quality is provided. A display apparatus driving circuit according to the present invention includes: a source driver for driving a display unit; a heat detecting circuit for detecting amount of heat generated at the source driver, and outputting a heat detection signal when the detected amount of generated heat is equal to or larger than a predetermined reference value; and a heat reduction circuit for changing, when the heat detection signal is received, a driving method of the display unit to reduce the amount of heat generated at said source driver.Type: GrantFiled: August 29, 2011Date of Patent: October 8, 2013Assignee: Panasonic CorporationInventors: Yoshiyuki Otani, Hiroshi Kojima, Masaaki Nishihara, Tomoya Ishikawa, Tooru Suyama