Patents by Inventor Yasutomo Shiomi
Yasutomo Shiomi 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: 20230296503Abstract: A gas detection device according to an embodiment includes a first irradiation part configured to irradiate a first light having a first wavelength on a gas released into a space, a second irradiation part configured to irradiate, on the gas, a second light having a second wavelength that is less than the first wavelength, an irradiation position adjustment part configured to control an irradiation position of the first light on the gas, a gas analysis part configured to analyze a component of the gas based on the first light having passed through the gas, and a gas visualization part configured to visualize a concentration distribution of the gas based on the second light having passed through the gas. The irradiation position adjustment part controls the irradiation position of the first light on the gas based on the visualized concentration distribution of the gas.Type: ApplicationFiled: February 14, 2023Publication date: September 21, 2023Inventors: Yasutomo SHIOMI, Shinji SAITO, Rei HASHIMOTO, Kei KANEKO, Tsutomu KAKUNO
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Publication number: 20230222930Abstract: According to one embodiment, a display control device extracts a first feature from a first image of a welding operation, and causes a display device to display the first feature and a guide, the guide being related to the welding operation. The guide preferably includes a second feature corresponding to the first feature. The first feature and the second feature each may indicate a shape and position of a component related to the welding operation.Type: ApplicationFiled: January 10, 2023Publication date: July 13, 2023Inventors: Yasutomo SHIOMI, Tetsuo SAKAI, Takayoshi FUJII
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Patent number: 11676065Abstract: According to one embodiment, a model training system includes a processor. The processor is configured to input a first image to a model and acquire a second image output from the model, and generate a third image by correcting the second image. The processor is configures to train the model by using the first image as input data and using the third image as teacher data.Type: GrantFiled: December 2, 2019Date of Patent: June 13, 2023Assignee: Kabushiki Kaisha ToshibaInventors: Taisuke Washitani, Yasutomo Shiomi
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Patent number: 11534968Abstract: A nozzle according to one embodiment has an inner surface and an outer surface, and is provided with a first passage through which an energy ray passes, and a second passage that is provided between the inner surface and the outer surface, and through which powder and fluid pass. The second passage includes a second open end on one end thereof in a first direction. A first surface that is one of the inner surface and the outer surface includes a first edge on one end thereof in the first direction. A second surface that is the other one of those includes a second edge on one end thereof in the first direction, and is distanced from the first edge toward the first direction. The fluid ejected from the second open end flows along the second surface, and separates at the second edge.Type: GrantFiled: October 16, 2020Date of Patent: December 27, 2022Assignees: Technology Research Association for Future Additive Manufacturing, Kabushiki Kaisha Toshiba, Toshiba Kikai Kohuchiki KichsInventors: Hiroshi Ohno, Satoshi Tsuno, Mitsuo Sasaki, Tomohiko Yamada, Yasutomo Shiomi, Shimpei Fujimaki
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Publication number: 20220379383Abstract: According to one embodiment, a monitoring system includes a collection device and a processing device. The collection device collects information of a solidified portion that is solidified in additive manufacturing. The additive manufacturing forms a plurality of layers by repeatedly melting and solidifying a metal powder. The processing device generates quality data of an existence or absence of a defect of the solidified portion by using the information to determine the existence or absence of the defect.Type: ApplicationFiled: May 24, 2022Publication date: December 1, 2022Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Tetsuo SAKAI, Yasutomo SHIOMI
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Patent number: 11458568Abstract: According to an embodiment of the invention, a laser processing method includes a first irradiation process and a second irradiation process. In the first irradiation process, a first laser light is irradiated on a first region of a processing object including a metal. A first output value of the first laser light is 3000 W or more. In the second irradiation process, a second laser light is irradiated on the first region. A second output value of the second laser light is not less than 60% and not more than 70% of the first output value.Type: GrantFiled: March 5, 2019Date of Patent: October 4, 2022Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Tetsuo Sakai, Yasutomo Shiomi
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Publication number: 20220215519Abstract: According to one embodiment, the processing device acquires a first detection result and a second detection result by inputting a first image to a first model. The first model detects a welding element and a defect according to an input of a welding image. The first image is imaged when welding. The first detection result relates to the welding element. The second detection result relates to the defect. The processing device determines an appropriateness of the second detection result by using the first detection result.Type: ApplicationFiled: September 3, 2021Publication date: July 7, 2022Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Yasutomo SHIOMI, Tetsuo SAKAI
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Publication number: 20220108170Abstract: A method for generating a training model includes: acquiring training data, the training data including a plurality of training input images, and a training feature extraction image in which a feature is extracted from one of the plurality of training input images; and training a training model by using the training data, the training model outputting an extraction image of the feature estimated from a plurality of input images, the training model including an input layer that performs a convolution, positions of the feature in the plurality of training input images being different from each other, a change amount of the position of the feature in the plurality of training input images being less than a kernel size of a filter of the input layer.Type: ApplicationFiled: June 14, 2021Publication date: April 7, 2022Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Yasutomo SHIOMI, Taisuke WASHITANI
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Determination device, determination system, welding system, determination method, and storage medium
Patent number: 11216934Abstract: According to one embodiment, a determination device includes a processor. The processor inputs a first image to a first model when the first image is input to the processor. The first image is of a welding spot when welding. The first model is for determining whether or not an image is appropriate. The processor determines an appropriateness of a weld by using the first image when the first image is determined to be appropriate by the first model, and outputs information for correcting an imaging condition of the welding spot when the first image is determined to be inappropriate by the first model.Type: GrantFiled: April 22, 2020Date of Patent: January 4, 2022Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Tetsuo Sakai, Taisuke Washitani, Yasutomo Shiomi -
Publication number: 20210279854Abstract: An inspection terminal device includes an imager, a displayer, a feature extractor, and an evaluator. The imager images an inspection object. The displayer displays an image of the inspection object imaged by the imager. The feature extractor extracts a feature of the inspection object in the image. The evaluator evaluates the inspection object based on the feature. The displayer displays an evaluation result of the evaluator to correspond to a position of the inspection object in the image.Type: ApplicationFiled: February 8, 2021Publication date: September 9, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Yasutomo SHIOMI, Yusuke HIROSE, Taisuke WASHITANI, Takahiro MANABE, Kohsuke TAKAI
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Publication number: 20210078102Abstract: According to one embodiment, a coating method includes: forming a plurality of recesses in a surface of a member containing a first material; and filling up the recesses and covering at least a part of the surface with solidified powder by supplying powder containing a second material different from the first material. The supplying the powder includes: discharging the powder toward one of the recesses; and melting the powder at a location spaced from an inner surface of the member forming the recess or on the inner surface.Type: ApplicationFiled: August 10, 2020Publication date: March 18, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Yasutomo SHIOMI, Mitsuo SASAKI
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Publication number: 20210039314Abstract: A nozzle according to one embodiment has an inner surface and an outer surface, and is provided with a first passage through which an energy ray passes, and a second passage that is provided between the inner surface and the outer surface, and through which powder and fluid pass. The second passage includes a second open end on one end thereof in a first direction. A first surface that is one of the inner surface and the outer surface includes a first edge on one end thereof in the first direction. A second surface that is the other one of those includes a second edge on one end thereof in the first direction, and is distanced from the first edge toward the first direction. The fluid ejected from the second open end flows along the second surface, and separates at the second edge.Type: ApplicationFiled: October 16, 2020Publication date: February 11, 2021Applicants: Technology Research Association for Future Additive Manufacturing, Kabushiki Kaisha Toshiba, Toshiba Kikai Kabushiki KaishaInventors: Hiroshi OHNO, Satoshi TSUNO, Mitsuo SASAKI, Tomohiko YAMADA, Yasutomo SHIOMI, Shimpei FUJIMAKI
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Patent number: 10843408Abstract: A nozzle according to one embodiment has an inner surface and an outer surface, and is provided with a first passage through which an energy ray passes, and a second passage that is provided between the inner surface and the outer surface, and through which powder and fluid pass. The second passage includes a second open end on one end thereof in a first direction. A first surface that is one of the inner surface and the outer surface includes a first edge on one end thereof in the first direction. A second surface that is the other one of those includes a second edge on one end thereof in the first direction, and is distanced from the first edge toward the first direction. The fluid ejected from the second open end flows along the second surface, and separates at the second edge.Type: GrantFiled: September 14, 2018Date of Patent: November 24, 2020Assignees: Technology Research Association for Future Additive Manufacturing, Kabushiki Kaisha Toshiba, Toshiba Kikai Kabushiki KaishaInventors: Hiroshi Ohno, Satoshi Tsuno, Mitsuo Sasaki, Tomohiko Yamada, Yasutomo Shiomi, Shimpei Fujimaki
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DETERMINATION DEVICE, DETERMINATION SYSTEM, WELDING SYSTEM, DETERMINATION METHOD, AND STORAGE MEDIUM
Publication number: 20200357112Abstract: According to one embodiment, a determination device includes a processor. The processor inputs a first image to a first model when the first image is input to the processor. The first image is of a welding spot when welding. The first model is for determining whether or not an image is appropriate. The processor determines an appropriateness of a weld by using the first image when the first image is determined to be appropriate by the first model, and outputs information for correcting an imaging condition of the welding spot when the first image is determined to be inappropriate by the first model.Type: ApplicationFiled: April 22, 2020Publication date: November 12, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Tetsuo SAKAI, Taisuke WASHITANI, Yasutomo SHIOMI -
Patent number: 10780634Abstract: A nozzle according to one embodiment includes a nozzle unit and a guide surface. A first passage, a second passage, and the guide surface are provided to the nozzle unit. The first passage has a first open end. The second passage has a second open end, and a section that is positioned upstream of the second open end and that extends in a second direction. The guide surface has an edge in a first direction. The guide surface is exposed on the outer side at the edge, is along a third direction at the edge, the third direction being a direction becoming more distanced from an axis than the second direction does, as the third direction is extended further toward the first direction. A flow of fluid ejected from the second open end follows the guide surface, and becomes separated from the nozzle unit at the edge.Type: GrantFiled: September 17, 2018Date of Patent: September 22, 2020Assignees: Technology Research Association for Future Additive Manufacturing, Kabushiki Kaisha Toshiba, Toshiba Kikai Kabushiki KaishaInventors: Hiroshi Ohno, Satoshi Tsuno, Mitsuo Sasaki, Tomohiko Yamada, Yasutomo Shiomi, Shimpei Fujimaki
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Publication number: 20200193233Abstract: According to one embodiment, a model training system includes a processor. The processor is configured to input a first image to a model and acquire a second image output from the model, and generate a third image by correcting the second image. The processor is configures to train the model by using the first image as input data and using the third image as teacher data.Type: ApplicationFiled: December 2, 2019Publication date: June 18, 2020Applicant: Kabushiki Kaisha ToshibaInventors: Taisuke WASHITANI, Yasutomo SHIOMI
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Publication number: 20190291211Abstract: According to an embodiment, a nozzle of an additive manufacturing device includes a first inner surface that defines a first path through which an energy ray passes; and a second inner surface that defines a second path that extends along the first path and through which gas and a powder material pass. The first path opens to a leading end of the nozzle. The second path opens to near or around the first path. At least part of the second inner surface includes a first region having a larger friction coefficient for the powder material than the friction coefficient of at least one of the first inner surface and an outer peripheral surface of the leading end.Type: ApplicationFiled: March 20, 2019Publication date: September 26, 2019Applicants: Technology Research Association for Future Additive Manufacturing, KABUSHIKI KAISHA TOSHIBA, Toshiba Kikai Kabushiki KaishaInventors: Satoshi TSUNO, Hiroshi Ohno, Mitsuo Sasaki, Tomohiko Yamada, Yasutomo Shiomi, Shimpei Fujimaki
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Publication number: 20190283175Abstract: According to an embodiment of the invention, a laser processing method includes a first irradiation process and a second irradiation process. In the first irradiation process, a first laser light is irradiated on a first region of a processing object including a metal. A first output value of the first laser light is 3000 W or more. In the second irradiation process, a second laser light is irradiated on the first region. A second output value of the second laser light is not less than 60% and not more than 70% of the first output value.Type: ApplicationFiled: March 5, 2019Publication date: September 19, 2019Applicant: Kabushiki Kaisha ToshibaInventors: Tetsuo Sakai, Yasutomo Shiomi
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Publication number: 20190091926Abstract: A nozzle according to one embodiment has an inner surface and an outer surface, and is provided with a first passage through which an energy ray passes, and a second passage that is provided between the inner surface and the outer surface, and through which powder and fluid pass. The second passage includes a second open end on one end thereof in a first direction. A first surface that is one of the inner surface and the outer surface includes a first edge on one end thereof in the first direction. A second surface that is the other one of those includes a second edge on one end thereof in the first direction, and is distanced from the first edge toward the first direction. The fluid ejected from the second open end flows along the second surface, and separates at the second edge.Type: ApplicationFiled: September 14, 2018Publication date: March 28, 2019Applicants: Technology Research Association for Future Additive Manufacturing, Kabushiki Kaisha Toshiba, Toshiba Kikai Kabushiki KaishaInventors: Hiroshi Ohno, Satoshi Tsuno, Mitsuo Sasaki, Tomohiko Yamada, Yasutomo Shiomi, Shimpei Fujimaki
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Publication number: 20190084226Abstract: A nozzle according to one embodiment includes a nozzle unit and a guide surface. A first passage, a second passage, and the guide surface are provided to the nozzle unit. The first passage has a first open end. The second passage has a second open end, and a section that is positioned upstream of the second open end and that extends in a second direction. The guide surface has an edge in a first direction. The guide surface is exposed on the outer side at the edge, is along a third direction at the edge, the third direction being a direction becoming more distanced from an axis than the second direction does, as the third direction is extended further toward the first direction. A flow of fluid ejected from the second open end follows the guide surface, and becomes separated from the nozzle unit at the edge.Type: ApplicationFiled: September 17, 2018Publication date: March 21, 2019Applicants: Technology Research Association for Future Additive Manufacturing, Kabushiki Kaisha Toshiba, Toshiba Kikai Kabushiki KaishaInventors: Hiroshi OHNO, Satoshi TSUNO, Mitsuo SASAKI, Tomohiko YAMADA, Yasutomo SHIOMI, Shimpei FUJIMAKI