Patents by Inventor Isao Toku
Isao Toku 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: 11869355Abstract: A management system of a work site in which an unmanned vehicle and a manned vehicle operate in a mixed manner includes: a determination unit that determines whether or not the manned vehicle exists in a predetermined area of the work site; and a command unit that outputs a work command to cause the unmanned vehicle or the manned vehicle to travel to a work point set in a work place based on the determination result.Type: GrantFiled: April 2, 2020Date of Patent: January 9, 2024Assignee: Komatsu Ltd.Inventors: Takashi Hiranaka, Isao Toku
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Publication number: 20230229169Abstract: An unmanned vehicle control method for setting a permitted area where traveling is permitted for each unmanned vehicle, the unmanned vehicle control method includes: acquiring unmanned vehicle data including position data of the unmanned vehicle; acquiring road surface condition data of a travel path on which the unmanned vehicle travels; and generating data including a permitted area in the travel path of the unmanned vehicle, a stop point in the permitted area, and a target traveling speed for the unmanned vehicle to stop at the stop point on a basis of the unmanned vehicle data that has been acquired, wherein the permitted area is set on a basis of the road surface condition data of a predetermined area including the stop point.Type: ApplicationFiled: May 10, 2021Publication date: July 20, 2023Applicant: Komatsu Ltd.Inventors: Kenta Osagawa, Isao Toku
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Publication number: 20220198927Abstract: A management system of a work site in which an unmanned vehicle and a manned vehicle operate in a mixed manner includes: a determination unit that determines whether or not the manned vehicle exists in a predetermined area of the work site; and a command unit that outputs a work command to cause the unmanned vehicle or the manned vehicle to travel to a work point set in a work place based on the determination result.Type: ApplicationFiled: April 2, 2020Publication date: June 23, 2022Applicant: Komatsu Ltd.Inventors: Takashi Hiranaka, Isao Toku
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Patent number: 10635112Abstract: A control system for a work vehicle includes a course data generation unit that generates a traveling condition including a traveling route of the work vehicle in a workplace, a service area setting unit that sets a service area which is an area where the work vehicle is serviceable, a passage area setting unit that sets a passage area having a predetermined width along the traveling route generated by the course data generation unit, and an update data generation unit that generates update data for service area data obtained by expanding the service area when the passage area is present on an outer side of the service area.Type: GrantFiled: March 31, 2017Date of Patent: April 28, 2020Assignee: KOMATSU LTDInventors: Yuji Kobashi, Kenta Osagawa, Isao Toku, Tomonori Ozaki
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Patent number: 10591917Abstract: A work machine management apparatus includes: a switchback point setting unit configured to set a plurality of switchback points of a work machine in a work place of a mine; a work point setting unit configured to set at least one work point of the work machine in the work place; a travel track generating unit configured to generate a plurality of target travel tracks along which the work machine travels in the work place based on a position of the at least one work point and a position of each of the plurality of switchback points; and a travel track selecting unit configured to select, among the plurality of target travel tracks, a target travel track along which the work machine travels in the work place.Type: GrantFiled: September 28, 2018Date of Patent: March 17, 2020Assignee: Komatsu Ltd.Inventors: Yosuke Kadono, Takashi Hiranaka, Isao Toku, Kenta Osagawa, Takashi Yamamoto
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Patent number: 10394250Abstract: A work machine management apparatus includes: a switchback point setting unit configured to set at least one switchback point of a work machine in a work place of a mine; a work point setting unit configured to set a plurality of work points of the work machine; a travel track generating unit configured to generate, based on a position of each of the plurality of work points and a position of the at least one switchback point in a loading place, a plurality of target travel tracks along which the work machine travels in the work place; and a travel track selecting unit configured to select, among the plurality of target travel tracks, a target travel track along which the work machine travels in the work place.Type: GrantFiled: April 28, 2016Date of Patent: August 27, 2019Assignee: Komatsu Ltd.Inventors: Yosuke Kadono, Takashi Hiranaka, Isao Toku, Kenta Osagawa, Takashi Yamamoto
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Publication number: 20190033873Abstract: A work machine management apparatus includes: a switchback point setting unit configured to set a plurality of switchback points of a work machine in a work place of a mine; a work point setting unit configured to set at least one work point of the work machine in the work place; a travel track generating unit configured to generate a plurality of target travel tracks along which the work machine travels in the work place based on a position of the at least one work point and a position of each of the plurality of switchback points; and a travel track selecting unit configured to select, among the plurality of target travel tracks, a target travel track along which the work machine travels in the work place.Type: ApplicationFiled: September 28, 2018Publication date: January 31, 2019Inventors: Yosuke Kadono, Takashi Hiranaka, Isao Toku, Kenta Osagawa, Takashi Yamamoto
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Patent number: 10108196Abstract: A work machine management apparatus includes: a switchback point setting unit configured to set a plurality of switchback points of a work machine in a work place of a mine; a work point setting unit configured to set at least one work point of the work machine in the work place; a travel track generating unit configured to generate a plurality of target travel tracks along which the work machine travels in the work place based on a position of the at least one work point and a position of each of the plurality of switchback points; and a travel track selecting unit configured to select, among the plurality of target travel tracks, a target travel track along which the work machine travels in the work place.Type: GrantFiled: April 28, 2016Date of Patent: October 23, 2018Assignee: Komatsu Ltd.Inventors: Yosuke Kadono, Takashi Hiranaka, Isao Toku, Kenta Osagawa, Takashi Yamamoto
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Publication number: 20180284784Abstract: A control system for a work vehicle includes a course data generation unit that generates a traveling condition including a traveling route of the work vehicle in a workplace, a service area setting unit that sets a service area which is an area where the work vehicle is serviceable, a passage area setting unit that sets a passage area having a predetermined width along the traveling route generated by the course data generation unit, and an update data generation unit that generates update data for service area data obtained by expanding the service area when the passage area is present on an outer side of the service area.Type: ApplicationFiled: March 31, 2017Publication date: October 4, 2018Inventors: Yuji Kobashi, Kenta Osagawa, Isao Toku, Tomonori Ozaki
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Publication number: 20170315553Abstract: A work machine management apparatus includes: a switchback point setting unit configured to set a plurality of switchback points of a work machine in a work place of a mine; a work point setting unit configured to set at least one work point of the work machine in the work place; a travel track generating unit configured to generate a plurality of target travel tracks along which the work machine travels in the work place based on a position of the at least one work point and a position of each of the plurality of switchback points; and a travel track selecting unit configured to select, among the plurality of target travel tracks, a target travel track along which the work machine travels in the work place.Type: ApplicationFiled: April 28, 2016Publication date: November 2, 2017Inventors: Yosuke Kadono, Takashi Hiranaka, Isao Toku, Kenta Osagawa, Takashi Yamamoto
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Publication number: 20170315561Abstract: A work machine management apparatus includes: a switchback point setting unit configured to set at least one switchback point of a work machine in a work place of a mine; a work point setting unit configured to set a plurality of work points of the work machine; a travel track generating unit configured to generate, based on a position of each of the plurality of work points and a position of the at least one switchback point in a loading place, a plurality of target travel tracks along which the work machine travels in the work place; and a travel track selecting unit configured to select, among the plurality of target travel tracks, a target travel track along which the work machine travels in the work place.Type: ApplicationFiled: April 28, 2016Publication date: November 2, 2017Inventors: Yosuke Kadono, Takashi Hiranaka, Isao Toku, Kenta Osagawa, Takashi Yamamoto