Patents by Inventor Shuhei Watanabe
Shuhei Watanabe 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: 12283452Abstract: Provided is a charged particle beam apparatus capable of realizing a highly reliable insulating structure. This charged particle beam apparatus emits a charged particle beam from a charged particle beam emission device onto a sample, detects charged particles generated from the sample, and creates a sample image or processes the sample. The charged particle beam emission device is provided with a charged particle source and a shield arranged in an interior of a metal housing that is filled with an insulating gas, and an acceleration electrode arranged below the charged particle source, power being supplied to the acceleration electrode via the shield.Type: GrantFiled: April 15, 2021Date of Patent: April 22, 2025Assignee: Hitachi High-Tech CorporationInventors: Hiroshi Morita, Takashi Kubo, Minoru Sakamaki, Shuhei Ishikawa, Shunichi Watanabe
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Patent number: 12272819Abstract: A hydrogen storage alloy suitable for a negative electrode of an on-board alkaline storage battery, an alkaline storage battery using this hydrogen storage alloy, and a vehicle; wherein a fine-grained hydrogen storage alloy is used for an alkaline storage battery that has a crystal structure of an A2B7-type structure as a main phase and is represented by a general formula: (La1-aSma)1-bMgbNicAldCre (where suffixes a, b, c, d, and e meet the following conditions: 0?a?0.35, 0.15?b?0.30, 0.02?d?0.10, 0?e?0.10, 3.20?c+d+e?3.50, and 0<a+e), and an alkaline storage battery using this hydrogen storage alloy for a negative electrode. A vehicle also includes this alkaline storage battery as an electricity supply source for a motor.Type: GrantFiled: February 28, 2020Date of Patent: April 8, 2025Assignees: JAPAN METALS & CHEMICALS CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Takao Sawa, Saki Notoyama, Tomoki Souma, Katsuyuki Kudo, Takuya Watanabe, Masato Hozumi, Motoyoshi Okumura, Masashi Kodama, Takuro Kikuchi, Takeo Okanishi, Atsushi Minagata, Shuhei Mochida, Hiroyuki Sasaki, Satoshi Kono
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Publication number: 20250096527Abstract: Provided is a surface emitting laser capable of increasing the size of a light emitting portion while curbing an increase in size as a whole. A surface emitting laser according to the present technology includes: a first structure that includes a first multilayer reflector; a second structure that includes a second multilayer reflector; an active layer that is disposed between the first and second structures; a first electrode that is electrically connected to the first structure; and a second electrode that is electrically connected to the second structure, and the first and second electrodes are provided in the second structure in a state where the first and second electrodes are insulated from each other. According to the surface emitting laser of the present technology, it is possible to provide a surface emitting laser capable of increasing the size of a light emitting portion while curbing an increase in size as a whole.Type: ApplicationFiled: December 12, 2022Publication date: March 20, 2025Inventors: Shuhei YAMAGUCHI, Gyongsok SONG, Hideki WATANABE, Rintaro KODA, Yasutaka HIGA, Tatsuya MATOU
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Patent number: 12248273Abstract: In an electrophotographic photosensitive member, wrinkles have a convex portion in which a linear shape portion having a length of 50 ?m or longer exists, the linear shape portion is parallel to any one of L1 to L150 and L1651 to L1800, and each of L1 to L1800 intersects with the convex portion at a plurality of places, and at least two of the places have different intersection angles; and when height information of the wrinkles is subjected to a frequency analysis, and a two-dimensional power spectrum is obtained, a one-dimensional radial distribution function has at least one local maximum value, and when an angular distribution is calculated from the spectrum at a frequency of the local maximum value, the power values have a particular relationship.Type: GrantFiled: March 4, 2022Date of Patent: March 11, 2025Assignee: CANON KABUSHIKI KAISHAInventors: Nobuhiro Nakamura, Tomohito Ishida, Shuhei Iwasaki, Hiroyuki Watanabe, Fumiyuki Hiyama, Shuntaro Watanabe
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Publication number: 20250079112Abstract: Provided is a charged particle beam apparatus capable of realizing a highly reliable insulating structure. This charged particle beam apparatus emits a charged particle beam from a charged particle beam emission device onto a sample, detects charged particles generated from the sample, and creates a sample image or processes the sample. The charged particle beam emission device is provided with a charged particle source and a shield arranged in an interior of a metal housing that is filled with an insulating gas, and an acceleration electrode arranged below the charged particle source, power being supplied to the acceleration electrode via the shield.Type: ApplicationFiled: April 15, 2021Publication date: March 6, 2025Inventors: Hiroshi MORITA, Takashi KUBO, Minoru SAKAMAKI, Shuhei ISHIKAWA, Shunichi WATANABE
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Publication number: 20250057823Abstract: The disclosure provides a composition for improving cardiac function comprising a compound of formula (I) or an ester, oxide, prodrug, pharmaceutically acceptable salt, or solvate thereof. The disclosure also provides a composition for treating heart failure comprising a compound of formula (I) or an ester, oxide, prodrug, pharmaceutically acceptable salt, or solvate thereof.Type: ApplicationFiled: December 23, 2022Publication date: February 20, 2025Applicant: Kyoto UniversityInventors: Akira KAKIZUKA, Koh ONO, Takahiro HORIE, Shuhei TSUJI, Shin WATANABE, Chiharu OTANI, Naoya SOWA
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Patent number: 12125220Abstract: A surface characteristics evaluation method for evaluating a surface characteristic of a painted surface including a glittering material, including: a multi-angle condition image acquisition step S101 for acquiring a multi-angle condition image including multi-angle conditions in a continuous manner by performing an image-capturing process to capture how a reflection condition of the painted surface changes when rotating an illumination device 2 emitting light onto the painted surface, the image-capturing process being performed by the line scan camera 4 while a sample P having the painted surface is moved in a certain direction; an in-plane chromaticity distribution acquisition step S102 for acquiring an in-plane chromaticity distribution of the painted surface from the multi-angle condition image acquired; and a surface characteristics evaluation step S107 for calculating particle characteristics S as surface characteristics evaluation values of the multi-angle conditions, on the basis of the in-plane chromType: GrantFiled: July 29, 2020Date of Patent: October 22, 2024Assignee: RICOH COMPANY, LTD.Inventors: Shuhei Watanabe, Takayuki Gotoh, Takuroh Sone
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Publication number: 20230356279Abstract: The invention is a press-molding device which is configured to obtain a press-molded article with a hat-shaped cross section by compressing a preform with a hat-shaped cross section between a punch of a first mold and a die of a second mold. The press-molding device includes: a punch and a die forming a compression mechanism to compress a flange and a side wall of a hat-shape in the preform; a compression block forming a first pressing mechanism to press an outer end portion of the flange of the hat-shape in the preform; a pad forming a second pressing mechanism to press an upper end portion of the side wall of the hat-shape in the preform.Type: ApplicationFiled: August 27, 2021Publication date: November 9, 2023Inventors: Nobuhiro Ota, Katsuki Takagi, Yasuaki Teranishi, Shuhei Watanabe
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Publication number: 20220262019Abstract: A surface characteristics evaluation method for evaluating a surface characteristic of a painted surface including a glittering material, including: a multi-angle condition image acquisition step S101 for acquiring a multi-angle condition image including multi-angle conditions in a continuous manner by performing an image-capturing process to capture how a reflection condition of the painted surface changes when rotating an illumination device 2 emitting light onto the painted surface, the image-capturing process being performed by the line scan camera 4 while a sample P having the painted surface is moved in a certain direction; an in-plane chromaticity distribution acquisition step S102 for acquiring an in-plane chromaticity distribution of the painted surface from the multi-angle condition image acquired; and a surface characteristics evaluation step S107 for calculating particle characteristics S as surface characteristics evaluation values of the multi-angle conditions, on the basis of the in-plane chromType: ApplicationFiled: July 29, 2020Publication date: August 18, 2022Inventors: Shuhei WATANABE, Takayuki GOTOH, Takuroh SONE
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Patent number: 11366417Abstract: The power supply apparatus includes a control unit configured to output a pulse signal for driving a switching element, to drive a transformer to output a voltage from a secondary winding of the transformer, and a memory unit configured to store information associating the output voltage with the duty and the frequency of the pulse signal, and the control unit switches the frequency and the duty based on the output voltage and the information stored in the memory unit.Type: GrantFiled: September 11, 2020Date of Patent: June 21, 2022Assignee: CANON KABUSHIKI KAISHAInventor: Shuhei Watanabe
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Patent number: 11060918Abstract: An evaluating method includes obtaining, by an imaging device, a two-dimensional reflected light amount distribution of a surface of a target; classifying, by one or more processors, the surface into a plurality of areas on the basis of chromaticity information of the two-dimensional reflected light amount distribution; and evaluating, by one or more processors, appearance characteristics of the target on the basis of respective sets of chromaticity information of the areas.Type: GrantFiled: July 3, 2019Date of Patent: July 13, 2021Assignee: Ricoh Company, Ltd.Inventors: Takuroh Sone, Takafumi Hiroi, Takashi Soma, Shuhei Watanabe, Hideyuki Kihara
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Publication number: 20210084185Abstract: The power supply apparatus includes a control unit configured to output a pulse signal for driving a switching element, to drive a transformer to output a voltage from a secondary winding of the transformer, and a memory unit configured to store information associating the output voltage with the duty and the frequency of the pulse signal, and the control unit switches the frequency and the duty based on the output voltage and the information stored in the memory unit.Type: ApplicationFiled: September 11, 2020Publication date: March 18, 2021Inventor: Shuhei Watanabe
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Publication number: 20200291600Abstract: A boom includes a body and a base end bracket. The body includes a straight section and a wide section. When viewed from above, a width of the straight section is substantially constant. When viewed from above, a width of the wide section increases toward the base end bracket. The straight section and the wide section are smoothly continuous to each other.Type: ApplicationFiled: September 28, 2017Publication date: September 17, 2020Inventors: Nobuyasu SUGIHARA, Yuki NAKATANI, Shinpei UTOU, Kouji SHINKAWA, Satoru KUBOTA, Shuhei WATANABE, Tooru TSUJI, Kazuo TAKAHASHI, Kenji SANADA
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Patent number: 10614563Abstract: An evaluation device includes a projector to project a pattern having an edge component onto an object, an imaging device to capture an image of the object, a reflective-property correction unit to correct an amount of change in shape of a virtual image of the pattern reflected in the object, using reflective-property data of a surface of the object, and an evaluation-value calculator to evaluate image clarity of the surface of the object based on the corrected amount of change. A computer-readable non-transitory recording medium storing a program for causing a computer to execute a method. The method includes correcting an amount of change in shape of a virtual image of the pattern reflected in the object based on image data that is obtained by capturing an object onto which a pattern having an edge component is projected, using reflective-property data of a surface of the object.Type: GrantFiled: May 31, 2018Date of Patent: April 7, 2020Assignee: RICOH COMPANY, LTD.Inventors: Shuhei Watanabe, Takuroh Sone, Hideyuki Kihara, Takayuki Gotoh, Takashi Soma, Akihiro Iwamatsu
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Patent number: 10593031Abstract: A texture evaluation apparatus includes a projector, an imager, and an evaluator. The projector is configured to project a two-dimensional pattern having an edge element onto an object. The imager is configured to capture an image of a surface of the object. The evaluator is configured to calculate an amount of shape change of a virtual image of the two-dimensional pattern in the image, and evaluate texture of the object based on the amount of shape change and sensory evaluation information obtained in advance.Type: GrantFiled: March 15, 2017Date of Patent: March 17, 2020Assignee: RICOH COMPANY, LTD.Inventors: Shuhei Watanabe, Takuroh Sone, Hideyuki Kihara, Takashi Soma, Akihiro Iwamatsu, Naoki Nakamura, Takayuki Gotoh
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Publication number: 20200018650Abstract: An evaluating method includes obtaining, by an imaging device, a two-dimensional reflected light amount distribution of a surface of a target; classifying, by one or more processors, the surface into a plurality of areas on the basis of chromaticity information of the two-dimensional reflected light amount distribution; and evaluating, by one or more processors, appearance characteristics of the target on the basis of respective sets of chromaticity information of the areas.Type: ApplicationFiled: July 3, 2019Publication date: January 16, 2020Inventors: Takuroh Sone, Takafumi Hiroi, Takashi Soma, Shuhei Watanabe, Hideyuki Kihara
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Patent number: 10234805Abstract: An image forming apparatus includes an image forming unit, a transmission unit, a reception unit, a control unit configured to obtain a time period until the reception unit receives a first ultrasonic wave via a first recording material and an amplitude value thereof at a reference temperature, obtain a time period until the reception unit receives a second ultrasonic wave via a second recording material and an amplitude value thereof at a different temperature, control an image formation condition for forming the image on the first recording material on the basis of the amplitude value of the first ultrasonic wave, obtain a difference time period between reception of the first and second ultrasonic waves, and control an image formation condition for forming the image on the second recording material on the basis of the difference time period and the amplitude value of the second ultrasonic wave.Type: GrantFiled: February 7, 2018Date of Patent: March 19, 2019Assignee: Canon Kabushiki KaishaInventors: Shuhei Watanabe, Tsutomu Ishida
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Patent number: 10168215Abstract: A color measurement apparatus includes at least one illuminator, an imager, and circuitry. The circuitry is configured to normalize each pixel included in an imaging region of one of the spectral reflectance images of the measurement target irradiated with light at a specific illumination angle of the plurality of illumination angles, with one of the spectral reflectance images of the reference object irradiated with light at the specific illumination angle, for each of the plurality of illumination angles so as to generate normalized spectral reflectance images of the measurement target. The circuitry further calculates a numerical value of at least one color for each pixel of the normalized spectral reflectance images of the measurement target, for respective ones of the plurality of illumination angles, to measure color of the surface of the measurement target.Type: GrantFiled: March 5, 2018Date of Patent: January 1, 2019Assignee: Ricoh Company, Ltd.Inventors: Takayuki Gotoh, Takuroh Sone, Akihiro Iwamatsu, Hideyuki Kihara, Takashi Soma, Shuhei Watanabe
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Publication number: 20180350059Abstract: An evaluation device includes a projector to project a pattern having an edge component onto an object, an imaging device to capture an image of the object, a reflective-property correction unit to correct an amount of change in shape of a virtual image of the pattern reflected in the object, using reflective-property data of a surface of the object, and an evaluation-value calculator to evaluate image clarity of the surface of the object based on the corrected amount of change. A computer-readable non-transitory recording medium storing a program for causing a computer to execute a method. The method includes correcting an amount of change in shape of a virtual image of the pattern reflected in the object based on image data that is obtained by capturing an object onto which a pattern having an edge component is projected, using reflective-property data of a surface of the object.Type: ApplicationFiled: May 31, 2018Publication date: December 6, 2018Inventors: Shuhei WATANABE, Takuroh SONE, Hideyuki KlHARA, Takayuki GOTOH, Takashi SOMA, Akihiro IWAMATSU
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Publication number: 20180259394Abstract: A color measurement apparatus includes at least one illuminator, an imager, and circuitry. The circuitry is configured to normalize each pixel included in an imaging region of one of the spectral reflectance images of the measurement target irradiated with light at a specific illumination angle of the plurality of illumination angles, with one of the spectral reflectance images of the reference object irradiated with light at the specific illumination angle, for each of the plurality of illumination angles so as to generate normalized spectral reflectance images of the measurement target. The circuitry further calculates a numerical value of at least one color for each pixel of the normalized spectral reflectance images of the measurement target, for respective ones of the plurality of illumination angles, to measure color of the surface of the measurement target.Type: ApplicationFiled: March 5, 2018Publication date: September 13, 2018Inventors: Takayuki GOTOH, Takuroh SONE, Akihiro IWAMATSU, Hideyuki KlHARA, Takashi SOMA, Shuhei WATANABE