Patents by Inventor Shuichi Wakabayashi
Shuichi Wakabayashi 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: 11573423Abstract: The image display apparatus includes a light attenuation section that reflects a portion of light emitted from a light source and a scanning section that scans the light reflected by the light attenuation section. The light attenuation section transmits a portion of light emitted from the light source. The light attenuation section has reflectance and transmittance and the reflectance is smaller than the transmittance. The image display apparatus further includes a light receiving element on which the light transmitted through the light attenuation section is incident. The image display apparatus also includes a control section that controls activation of the light source in accordance with detection results of the light receiving element.Type: GrantFiled: July 19, 2021Date of Patent: February 7, 2023Assignee: SEIKO EPSON CORPORATIONInventors: Takeshi Shimizu, Makiko Hino, Shuichi Wakabayashi
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Patent number: 11312029Abstract: A three-dimensional measuring apparatus includes a projection unit that projects a first pattern light and a second pattern light by a laser beam on a region containing an object, an imaging unit that images a captured image of the region, a vibration information receiving part that receives vibration information on a vibration of the projection unit or the imaging unit, and a measuring unit that measures a three-dimensional shape of the object based on the captured image, wherein the region on which the first pattern light having a first period is projected is imaged by the imaging unit when the vibration information is equal to or smaller than a first threshold value.Type: GrantFiled: August 30, 2019Date of Patent: April 26, 2022Assignee: SEIKO EPSON CORPORATIONInventor: Shuichi Wakabayashi
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Patent number: 11235469Abstract: A robot controller is a robot controller that couples a three-dimensional measuring device configured to perform three-dimensional measurement of an object using a laser beam and a human detection sensor configured to detect a person based on an image obtained by imaging a detection range including the object, the robot controller including a human detection signal receiver configured to receive, from the human detection sensor, a signal indicating that the person is present within the detection range and a robot arm controller configured to control a robot arm based on the signal. When the human detection signal receiver receives, from the human detection sensor, the signal indicating that the person is present within the detection range, the robot arm controller controls the robot arm to set an emitting direction of the laser beam to a direction different from a direction of the person.Type: GrantFiled: June 25, 2019Date of Patent: February 1, 2022Assignee: SEIKO EPSON CORPORATIONInventors: Hirosada Horiguchi, Shuichi Wakabayashi, Makiko Hino, Kei Kamakura
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Publication number: 20210349319Abstract: The image display apparatus includes a light attenuation section that reflects a portion of light emitted from a light source and a scanning section that scans the light reflected by the light attenuation section. The light attenuation section transmits a portion of light emitted from the light source. The light attenuation section has reflectance and transmittance and the reflectance is smaller than the transmittance. The image display apparatus further includes a light receiving element on which the light transmitted through the light attenuation section is incident. The image display apparatus also includes a control section that controls activation of the light source in accordance with detection results of the light receiving element.Type: ApplicationFiled: July 19, 2021Publication date: November 11, 2021Applicant: SEIKO EPSON CORPORATIONInventors: Takeshi SHIMIZU, Makiko HINO, Shuichi WAKABAYASHI
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Patent number: 11131543Abstract: There is provided a three-dimensional measuring apparatus that performs three-dimensional measurement of an object using laser light, the apparatus including: a laser light source that emits the laser light; a line generating lens that widens and emits the laser light into line laser light having a first luminance distribution having a higher luminance at an edge portion than a luminance at a center portion in an extending direction; a mirror that swings around a swing axis, reflects the line laser light, and projects pattern light onto a projection surface including the object; an imaging portion that captures an image of the projection surface on which the pattern light is projected and acquires a pattern image; and a measuring portion that obtains a three-dimensional shape of the object based on the pattern image.Type: GrantFiled: March 27, 2020Date of Patent: September 28, 2021Inventor: Shuichi Wakabayashi
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Patent number: 11106036Abstract: The image display apparatus includes a light attenuation section that reflects a portion of light emitted from a light source and a scanning section that scans the light reflected by the light attenuation section. The light attenuation section transmits a portion of light emitted from the light source. The light attenuation section has reflectance and transmittance and the reflectance is smaller than the transmittance. The image display apparatus further includes a light receiving element on which the light transmitted through the light attenuation section is incident. The image display apparatus also includes a control section that controls activation of the light source in accordance with detection results of the light receiving element.Type: GrantFiled: March 19, 2018Date of Patent: August 31, 2021Assignee: SEIKO EPSON CORPORATIONInventors: Takeshi Shimizu, Makiko Hino, Shuichi Wakabayashi
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Patent number: 11079430Abstract: An electronic component handler includes a first holder that is movable in a first direction and a second direction different from the first direction and is capable of holding an electronic component, a second holder that is movable in the first direction and the second direction independently of the first holder and is capable of holding the electronic component, a light irradiation section that is arranged so as to be capable of irradiating an electronic component placement portion on which the electronic component is placed with light through a gap between the first holder and the second holder, and an imaging section that is capable of imaging the electronic component placement portion irradiated with the light in the first direction, and determines whether or not the electronic component is placed on the electronic component placement portion based on the imaging result obtained by imaging by the imaging section.Type: GrantFiled: November 28, 2017Date of Patent: August 3, 2021Inventors: Daisuke Ishida, Shuichi Wakabayashi, Yasushi Mizoguchi, Hirokazu Ishida, Tatsunori Takahashi, Kensuke Ogasawara, Takahito Sanekata
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Patent number: 11040453Abstract: A robot system includes an automatic transport device, a robot arm that is installed on the automatic transport device, an object recognition sensor that is disposed on the robot arm, an environment recognition sensor, a placement portion that is disposed on the automatic transport device, and a controller, and in which the controller controls the automatic transport device for moving toward a work stand based on a recognition result of the environment recognition sensor and controls the robot arm for transferring a plurality of component kits from the placement portion to the work stand based on a recognition result of the object recognition sensor after controlling the robot arm for taking out the components from a component storage unit based on the recognition result of the object recognition sensor and creating the plurality of component kits on the placement portion.Type: GrantFiled: September 26, 2018Date of Patent: June 22, 2021Inventors: Makiko Hino, Yasushi Mizoguchi, Shuichi Wakabayashi
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Publication number: 20210156909Abstract: An electronic component handler includes a first holder that is movable in a first direction and a second direction different from the first direction and is capable of holding an electronic component, a second holder that is movable in the first direction and the second direction independently of the first holder and is capable of holding the electronic component, a light irradiation section that is arranged so as to be capable of irradiating an electronic component placement portion on which the electronic component is placed with light through a gap between the first holder and the second holder, and an imaging section that is capable of imaging the electronic component placement portion irradiated with the light in the first direction, and determines whether or not the electronic component is placed on the electronic component placement portion based on the imaging result obtained by imaging by the imaging section.Type: ApplicationFiled: November 28, 2017Publication date: May 27, 2021Inventors: Daisuke ISHIDA, Shuichi WAKABAYASHI, Yasushi MIZOGUCHI, Hirokazu ISHIDA, Tatsunori TAKAHASHI, Kensuke OGASAWARA, Takahito SANEKATA
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Patent number: 10877091Abstract: An electronic component handler that transports an electronic component to an electronic component placement unit on which the electronic component is placed includes: a transport unit that transports the electronic component; a light irradiation unit that irradiates the electronic component placement unit with light; and a vertical direction moving mechanism unit that has a guide that supports the light irradiation unit and guides the light irradiation unit in a vertical direction.Type: GrantFiled: January 24, 2019Date of Patent: December 29, 2020Inventors: Daisuke Ishida, Yasushi Mizoguchi, Shuichi Wakabayashi
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Patent number: 10837759Abstract: A three-dimensional measuring device includes a human detection information receiver for receiving information from a human detection sensor that detects a person present within a detection range, a laser emitter for irradiating a region including the object with the laser beam, a laser emission controller for controlling power of the laser beam irradiated from the laser emitter to first power and second power lower than the first power, an image capturing device for imaging the object, on which the laser beam is irradiated, and acquiring image data, and a point-group-data generator for generating, based on the image data, three-dimensional point group data of a region including the object. When the human detection information receiver receives, from the human detection sensor, first information indicating that a person is absent from the detection range, the laser emission controller controls the power of the laser beam to the first power.Type: GrantFiled: June 25, 2019Date of Patent: November 17, 2020Assignee: Seiko Epson CorporationInventors: Shuichi Wakabayashi, Makiko Hino, Hirosada Horiguchi, Daisuke Ishida
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Publication number: 20200309516Abstract: There is provided a three-dimensional measuring apparatus that performs three-dimensional measurement of an object using laser light, the apparatus including: a laser light source that emits the laser light; a line generating lens that widens and emits the laser light into line laser light having a first luminance distribution having a higher luminance at an edge portion than a luminance at a center portion in an extending direction; a mirror that swings around a swing axis, reflects the line laser light, and projects pattern light onto a projection surface including the object; an imaging portion that captures an image of the projection surface on which the pattern light is projected and acquires a pattern image; and a measuring portion that obtains a three-dimensional shape of the object based on the pattern image.Type: ApplicationFiled: March 27, 2020Publication date: October 1, 2020Inventor: Shuichi WAKABAYASHI
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Patent number: 10753738Abstract: A robot system including: one or two robot arms which perform work on a target; a shape measurement device which is disposed on the robot arm and measures a shape of the target; and a controller which controls the robot arm based on the shape measurement device, in which the shape measurement device includes a projection device which projects striped pattern light onto the target, an image capturing unit which captures the image of the pattern light, and a processor which calculates the shape of the target based on the captured image by the image capturing device, and in which the projection device includes a light source device which emits linear laser, an optical scanner which generates the pattern light by reflecting the laser from the light source device and by scanning the target, and a scanner driver which outputs a driving signal to drive the optical scanner non-resonantly.Type: GrantFiled: September 25, 2018Date of Patent: August 25, 2020Assignee: Seiko Epson CorporationInventors: Shuichi Wakabayashi, Makiko Hino, Yasushi Mizoguchi
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Patent number: 10656422Abstract: An optical attenuator, when damaged, loses not only a light attenuation function but also part of an optical path shift function utilizing a refractive effect, and thus an optical path shift function in a normal state is lost. Thus, it is possible to diverts an optical path of modulate light, which is a laser beam, from a direction toward a mirror surface, that is, a direction toward the eye of an observer.Type: GrantFiled: September 20, 2018Date of Patent: May 19, 2020Assignee: SEIKO EPSON CORPORATIONInventors: Takeshi Shimizu, Shuichi Wakabayashi
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Publication number: 20200070370Abstract: A three-dimensional measuring apparatus includes a projection unit that projects a first pattern light and a second pattern light by a laser beam on a region containing an object, an imaging unit that images a captured image of the region, a vibration information receiving part that receives vibration information on a vibration of the projection unit or the imaging unit, and a measuring unit that measures a three-dimensional shape of the object based on the captured image, wherein the region on which the first pattern light having a first period is projected is imaged by the imaging unit when the vibration information is equal to or smaller than a first threshold value.Type: ApplicationFiled: August 30, 2019Publication date: March 5, 2020Inventor: Shuichi WAKABAYASHI
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Publication number: 20190389065Abstract: A robot controller is a robot controller that couples a three-dimensional measuring device configured to perform three-dimensional measurement of an object using a laser beam and a human detection sensor configured to detect a person based on an image obtained by imaging a detection range including the object, the robot controller including a human detection signal receiver configured to receive, from the human detection sensor, a signal indicating that the person is present within the detection range and a robot arm controller configured to control a robot arm based on the signal. When the human detection signal receiver receives, from the human detection sensor, the signal indicating that the person is present within the detection range, the robot arm controller controls the robot arm to set an emitting direction of the laser beam to a direction different from a direction of the person.Type: ApplicationFiled: June 25, 2019Publication date: December 26, 2019Inventors: Hirosada HORIGUCHI, Shuichi WAKABAYASHI, Makiko HINO, Kei KAMAKURA
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Publication number: 20190390952Abstract: A three-dimensional measuring device includes a human detection information receiver for receiving information from a human detection sensor that detects a person present within a detection range, a laser emitter for irradiating a region including the object with the laser beam, a laser emission controller for controlling power of the laser beam irradiated from the laser emitter to first power and second power lower than the first power, an image capturing device for imaging the object, on which the laser beam is irradiated, and acquiring image data, and a point-group-data generator for generating, based on the image data, three-dimensional point group data of a region including the object. When the human detection information receiver receives, from the human detection sensor, first information indicating that a person is absent from the detection range, the laser emission controller controls the power of the laser beam to the first power.Type: ApplicationFiled: June 25, 2019Publication date: December 26, 2019Inventors: Shuichi WAKABAYASHI, Makiko HINO, Hirosada HORIGUCHI, Daisuke ISHIDA
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Publication number: 20190227118Abstract: An electronic component handler that transports an electronic component to an electronic component placement unit on which the electronic component is placed includes: a transport unit that transports the electronic component; a light irradiation unit that irradiates the electronic component placement unit with light; and a vertical direction moving mechanism unit that has a guide that supports the light irradiation unit and guides the light irradiation unit in a vertical direction.Type: ApplicationFiled: January 24, 2019Publication date: July 25, 2019Inventors: Daisuke ISHIDA, Yasushi MIZOGUCHI, Shuichi WAKABAYASHI
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Patent number: 10281724Abstract: An image display device is used by being mounted on an observer, and includes: a frame section that includes a front section and a temple section; a modulated light generation section, a scan section that is arranged in the temple section and scans the modulated light which is emitted from the modulated light generation section; a deflection section that is arranged in the front section and deflects the modulated light which is scanned by the scan section toward the eye of the observer; and a detection section that detects the modulated light which is reflected in the deflection section.Type: GrantFiled: July 13, 2016Date of Patent: May 7, 2019Assignee: Seiko Epson CorporationInventor: Shuichi Wakabayashi
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Publication number: 20190094017Abstract: A robot system including: one or two robot arms which perform work on a target; a shape measurement device which is disposed on the robot arm and measures a shape of the target; and a controller which controls the robot arm based on the shape measurement device, in which the shape measurement device includes a projection device which projects striped pattern light onto the target, an image capturing unit which captures the image of the pattern light, and a processor which calculates the shape of the target based on the captured image by the image capturing device, and in which the projection device includes a light source device which emits linear laser, an optical scanner which generates the pattern light by reflecting the laser from the light source device and by scanning the target, and a scanner driver which outputs a driving signal to drive the optical scanner non-resonantly.Type: ApplicationFiled: September 25, 2018Publication date: March 28, 2019Inventors: Shuichi WAKABAYASHI, Makiko HINO, Yasushi MIZOGUCHI