Patents by Inventor Masahiro Iwai
Masahiro Iwai 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: 11828603Abstract: A measurement device includes a processor coupled to a memory storing instructions. The processor is configured to acquire positional information of a measurement object stored in a storage unit, acquire point group information of points indicating a surrounding feature acquired by an external sensor, output reliability of the positional information of the measurement object indicating a center position of the measurement object existing in a predetermined range based on the point group information of points existing in the predetermined range, the predetermined range being determined based on a position of a movable body, and estimate a movable body position based on the positional information of the measurement object and the center position of the measurement object, wherein the processor determines the center position by calculating an average value of the point group information existing in the predetermined range.Type: GrantFiled: November 11, 2022Date of Patent: November 28, 2023Assignee: PIONEER CORPORATIONInventors: Kazufumi Fujiya, Tomoaki Iwai, Masahiro Kato
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Patent number: 11822009Abstract: A self-position estimation device is mounted on a mobile body and acquires a predicted position of the mobile body. Additionally, the self-position estimation device calculates a difference value between a predicted position of an end point of a lane division line that is obtained based on information on the end point of the lane division line acquired from map information and a measured position of the end point of the lane division line measured in such a manner that a measurement unit mounted on the mobile body performs scanning with a light in a predetermined direction. The self-position estimation device estimates a self-position of the mobile body by correcting the predicted position with a value obtained by multiplying the difference value by a coefficient. Further, the self-position estimation device corrects the coefficient based on an interval of scanning positions of the measurement unit at a position where the end point of the lane division line is detected.Type: GrantFiled: March 26, 2019Date of Patent: November 21, 2023Assignee: PIONEER CORPORATIONInventors: Masahiro Kato, Tomoaki Iwai, Kazufumi Fujiya
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Publication number: 20230329121Abstract: An electronic device includes elements, a first substrate including a first surface having a first electrode coupled to the elements and a second electrode coupled to the elements, and a second substrate having a second surface and a third surface and placed with the second surface facing the first surface, wherein the second substrate has a first opening penetrating the second substrate in a position corresponding to the first electrode, and a second opening penetrating the second substrate in a position corresponding to the second electrode, a first through electrode electrically coupled to the first electrode is provided in the first opening, a second through electrode electrically coupled to the second electrode is provided in the second opening, in a plan view of the third surface, an area of the first through electrode is larger than an area of the first opening and an area of the second through electrode is larger than an area of the second opening.Type: ApplicationFiled: April 5, 2023Publication date: October 12, 2023Inventors: Hikaru IWAI, Masahiro KOMATSU, Kanechika KIYOSE, Hiroshi MATSUDA
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Patent number: 11714086Abstract: The present invention aims to develop a method capable of evaluating T cell immune function. A method for evaluating T cell immune function including detecting and quantifying soluble PD-L1 having a binding ability to PD-1, and an ELISA system used for detecting and quantifying bsPD-L1, including a carrier with a solid-phased PD-1 protein, a means for reacting the carrier and a test sample, and a means for detecting and quantifying soluble PD-L1 bound to the carrier as bsPD-L1.Type: GrantFiled: September 7, 2018Date of Patent: August 1, 2023Assignees: UNIVERSITY OF OCCUPATIONAL AND ENVIRONMENTAL HEALTH, JAPAN, NIPPON MEDICAL SCHOOL FOUNDATIONInventors: Yoshiko Iwai, Masahiro Takeuchi, Tomomitsu Doi
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Publication number: 20230207166Abstract: A method of producing a phosphate-coated SmFeN-based anisotropic magnetic powder, the method including performing a phosphate treatment including adding an inorganic acid to a slurry containing a raw material SmFeN-based anisotropic magnetic powder, water, a phosphate compound, and a rare earth compound so that the slurry is adjusted to have a pH of at least 1 and not higher than 4.5 to obtain a phosphate-coated SmFeN-based anisotropic magnetic powder having a surface coated with a phosphate.Type: ApplicationFiled: December 27, 2022Publication date: June 29, 2023Applicant: NICHIA CORPORATIONInventors: Masahiro Abe, Satoshi Yamanaka, Shuichi Tada, Kenta Iwai
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Publication number: 20230158547Abstract: An electronic device includes a first substrate including a first face on which a common terminal to be coupled to the element is disposed, and a second substrate which has a second face and a third face, and which is arranged so that the second face faces to the first face, wherein the second substrate has a first through hole at a position corresponding to the common terminal, the first through hole penetrating from the second face to the third face, a first through electrode electrically coupled to the common terminal is disposed in the first through hole, and a void is disposed in a part of the first through electrode.Type: ApplicationFiled: November 21, 2022Publication date: May 25, 2023Inventors: Eiji OSAWA, Hikaru IWAI, Masahiro KOMATSU
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Publication number: 20170260361Abstract: Provided are a resin composition controlled such that after keeping under a severe environment as in high temperature hot water or in hot water under chemically severe condition, such as an acidic or basic condition, etc., for a fixed period of time, it is quickly decomposed; and a structure thereof.Type: ApplicationFiled: May 24, 2017Publication date: September 14, 2017Applicant: TEIJIN LIMITEDInventors: Shinichiro SHOJI, Masahiro IWAI, Shunsuke KANEMATSU, Yuhei ONO
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Patent number: 9745446Abstract: Provided are a resin composition controlled such that after keeping under a severe environment as in high-temperature hot water or in hot water under chemically severe condition, such as an acidic or basic condition, etc., for a fixed period of time, it is quickly decomposed; and a structure thereof.Type: GrantFiled: March 20, 2014Date of Patent: August 29, 2017Assignee: TEIJIN LIMITEDInventors: Shinichiro Shoji, Masahiro Iwai, Shunsuke Kanematsu, Yuhei Ono
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Publication number: 20160251496Abstract: Provided are a resin composition controlled such that after keeping a shape thereof under a severe environment as in high-temperature hot water or in hot water under chemically severe condition, such as an acidic or basic condition, etc., for a fixed period of time, it is quickly decomposed; and a structure thereof.Type: ApplicationFiled: October 21, 2014Publication date: September 1, 2016Applicant: TEIJIN LIMITEDInventors: Yuhei ONO, Shinichiro SHOJI, Masahiro IWAI, Shunsuke KANEMATSU, Osamu UEMURA, Masaya SHIBANO, Kohei ENDO
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Publication number: 20150376373Abstract: Provided are a resin composition controlled such that after keeping under a severe environment as in high-temperature hot water or in hot water under chemically severe condition, such as an acidic or basic condition, etc., for a fixed period of time, it is quickly decomposed; and a structure thereof.Type: ApplicationFiled: March 20, 2014Publication date: December 31, 2015Applicant: TEIJIN LIMITEDInventors: Shinichiro SHOJI, Masahiro IWAI, Shunsuke KANEMATSU, Yuhei ONO
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Publication number: 20140066555Abstract: A method for producing a composition including polylactic acid and having excellent heat stability, especially moist heat stability, and a molded article thereof. The composition includes 100 parts by weight of a resin component (component A) which is composed of 5 to 100 wt % of polylactic acid (component A-?) and 95 to 0 wt % of a thermoplastic resin (component A-?), 0.001 to 5 parts by weight of a phosphono-fatty acid ester (component B), 0.01 to 5 parts by weight of a phosphate metal salt (component C), 0.001 to 2 parts by weight of at least one antioxidant (component D) selected from the group consisting of a phosphite-based compound, a phosphonite-based compound, a hindered phenol-based compound and a thioether-based compound, and 0.001 to 10 parts by weight of an end-sealing agent (component E).Type: ApplicationFiled: November 7, 2013Publication date: March 6, 2014Applicants: TEIJIN LIMITED, Teijin Chernicals LimitedInventors: Yuichi MATSUNO, Masaki MITSUNAGA, Jitsuo ODA, Mitsuru DOTEGUCHI, Yoshitaka SHIBATA, Kiyotsuna TOYOHARA, Masahiro IWAI, Takuro KITAMURA
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Publication number: 20110263762Abstract: A composition comprising polylactic acid and having excellent heat stability, especially moist heat stability, and a molded article thereof. The composition comprises 100 parts by weight of a resin component (component A) which is composed of 5 to 100 wt % of polylactic acid (component A-?) and 95 to 0 wt % of a thermoplastic resin (component A-?), 0.001 to 5 parts by weight of a phosphono-fatty acid ester (component B), 0.01 to 5 parts by weight of a phosphate metal salt (component C), 0.001 to 2 parts by weight of at least one antioxidant (component D) selected from the group consisting of a phosphite-based compound, a phosphonite-based compound, a hindered phenol-based compound and a thioether-based compound, and 0.001 to 10 parts by weight of an end-sealing agent (component E).Type: ApplicationFiled: November 2, 2009Publication date: October 27, 2011Applicants: TEIJIN LIMITED, TEIJIN CHEMICALS LTD.Inventors: Yuichi Matsuno, Masaki Mitsunaga, Jitsuo Oda, Mitsuru Doteguchi, Yoshitaka Shibata, Kiyotsuna Toyohara, Masahiro Iwai, Takuro Kitamura
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Patent number: 4794381Abstract: In an electronic apparatus made up of a main body and an external output unit to be integrally coupled with the main body and adapted such that an electric connection between the two units is provided by the coupling, an electrical control system is disclosed which comprises a control knob disposed on one side of the main body at the joining position, an adjustment knob accessible from the outside when the units are coupled and function to cause the control knob to operate in conjunction therewith, and a transmission mechanism for transmitting an operating force applied to the adjustment knob of the output unit to the control knob of the main body when these units are coupled, whereby control of the electrical connection of the main body is provided from the outside when these units are coupled.Type: GrantFiled: September 8, 1986Date of Patent: December 27, 1988Assignee: Sharp Kabushiki KaishaInventor: Masahiro Iwai
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Patent number: 4792650Abstract: A module mounting system for an electronic device capable of mounting a pair of electronic components each including a locking groove. The mounting system includes an operation switch having an engaging member to be engaged with the locking groove in each of the electronic components mounted on the electronic device. The operation switch provides a locking position to make the engaging member fit in the locking grooves simultaneously and a plurality of unlocking positions for unlocking one of the components selectively. The operation switch shuts off power supply to the electronic device when set at any of the unlocking positions, or supplies power to the electronic device when set at the locking position.Type: GrantFiled: July 24, 1987Date of Patent: December 20, 1988Assignee: Sharp Kabushiki KaishiInventor: Masahiro Iwai