Patents by Inventor Masato Maruyama
Masato Maruyama 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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LIGHTNING DISCHARGE INDUCTION SYSTEM, LIGHTNING DISCHARGE INDUCTION AIRCRAFT, VOLTAGE CONTROL DEVICE
Publication number: 20240373536Abstract: This lightning discharge induction system includes a flying object (1) flying in the air, a discharge electrode (11) provided to the flying object, a ground electrode (3) provided on the ground, an electric wire (2) connecting the discharge electrode (11) and the ground electrode (11), and a voltage control device (4) controlling a voltage generated in the discharge electrode (11). The voltage control device (4) includes a pulse power supply (41) for generating a pulse voltage, and a trigger switch (S1).Type: ApplicationFiled: June 1, 2021Publication date: November 7, 2024Inventors: Toshihisa MASUDA, Masato MARUYAMA, Nobue AOKI, Fumihiko ISHIYAMA, Naruto ARAI, Jun KATO -
Patent number: 12074261Abstract: A production method for a wavelength conversion sheet, including: a bonding step of bonding a multilayer film and a release film together to obtain a phosphor protective film, the multilayer film including a barrier film, the release film being releasable from the multilayer film; a phosphor layer formation step of forming a phosphor layer containing phosphors on a surface of the multilayer film of the phosphor protective film to obtain a wavelength conversion sheet with the release film; and a release step of releasing the release film from the wavelength conversion sheet with the release film.Type: GrantFiled: April 23, 2021Date of Patent: August 27, 2024Assignee: TOPPAN PRINTING CO., LTD.Inventors: Hiroki Ichiba, Satoshi Maruyama, Masato Kurokawa, Yasuhiko Saito
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Publication number: 20240255548Abstract: A wearable measurement system includes a voltage measurement apparatus and a conversion coefficient acquisition apparatus, and measures a ground voltage of electromagnetic noise generated in a cable. The voltage measurement apparatus includes a lower electrode, an upper electrode arranged opposite to the lower electrode, and a voltage measurement circuit connected between the lower electrode and the upper electrode. The conversion coefficient acquisition apparatus includes a first lower electrode, a second lower electrode arranged side by side at the same height as the first lower electrode, an upper electrode arranged opposite to the lower electrodes, a voltage measurement circuit connected between the lower electrode and the upper electrode, and an oscillation circuit connected to the lower electrode and the upper electrode and outputting a signal of a predetermined frequency.Type: ApplicationFiled: May 12, 2021Publication date: August 1, 2024Inventors: Naruto ARAI, Masato MARUYAMA, Jun KATO
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Publication number: 20240256801Abstract: A detecting system includes a tag, a radar device that transmits transmission radio waves to the tag and acquires reception radio waves produced by the transmission radio waves being reflected by the tag, and a detecting apparatus. The tag includes a pattern made of a plurality of materials that reflect or scatter radio waves received from the radar device, and the pattern includes a known pattern known to the detecting apparatus and an unknown pattern unknown to the detecting apparatus. The detecting apparatus includes a specifying unit that calculates a relative velocity between the radar device and the tag, with which the known pattern can be detected from the reception radio waves, and specifies a condition for the radar device to transmit transmission radio waves for estimating the unknown pattern, from the calculated relative velocity, and a notification unit that notifies the radar of the specified condition.Type: ApplicationFiled: May 17, 2021Publication date: August 1, 2024Inventors: Tatsuya IIZUKA, Go Itami, Naoko KOSAKA, Masato MARUYAMA, Toshimitsu TANAKA, Jun KATO
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Publication number: 20240201237Abstract: An ungrounded measurement possibility determination device that determines whether to ground a measuring instrument when measuring a voltage to ground of electromagnetic noise includes a determination table 35 in which a relationship between a measured frequency and an allowable value of the voltage to ground has been recorded, a first electrode 31 arranged on a floor of a room where the voltage to ground is to be measured, a second electrode 32 arranged on the floor, an oscillation unit 33 that inputs a frequency signal having the same frequency as the measured frequency to the first electrode 31, a voltage measurement unit 34 that measures a voltage value of a frequency signal induced by the second electrode 32, and a determination unit 36 that compares the voltage value induced by the second electrode 32 with the allowable value and determines that it is unnecessary to ground the measuring instrument for measuring the voltage to ground at a corresponding frequency in a case where the voltage value is largeType: ApplicationFiled: June 4, 2021Publication date: June 20, 2024Inventors: Naruto ARAI, Masato MARUYAMA, Jun KATO
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Publication number: 20240182168Abstract: A lightning induction system includes a plurality of flight vehicles 3 that fly between a lightning originating point 1 in the sky where lightning is generated and a ground surface 2. The flight vehicles 3 each include: a flight unit 10 that generates lift force and propulsion force; a conductor cable 20 that is engaged with the flight unit 10, extends downward, and has a predetermined length; and a weight unit 30 connected to the lower end of the conductor cable 20. The flight unit 10 is disposed in a Faraday cage 11. The Faraday cage 11 has a sphere shape, and the flight unit 10 is fixed by a support pillar 12 extending downward from the inner side of the top of the sphere.Type: ApplicationFiled: March 3, 2021Publication date: June 6, 2024Inventors: Masato MARUYAMA, Jun KATO, Toshihisa MASUDA, Naomichi Nakamura
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Publication number: 20230415916Abstract: A lightning stroke resistant structure of a flying object includes a lattice-shaped conductor 11 surrounding a flying object 100 with a distance not hindering flight, an attachment part 12 for the conductor 11 connected between the lattice-shaped conductor 11 and a part of the flying object 100, and a conducting wire 13 connected between the lattice-shaped conductor 11 and a ground point on the ground.Type: ApplicationFiled: November 13, 2020Publication date: December 28, 2023Inventors: Jun KATO, Toshihisa MASUDA, Masato MARUYAMA
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Patent number: 10383902Abstract: Provided is an agent for promoting growth of nonpathogenic oral indigenous bacteria, or an agent for improving oral bacterial flora, which comprises the dry powder of one or more mushrooms selected from the group consisting of Hericium erinaceus, Grifola frondosa, Lyophyllum shimeji, Hypsizygus marmoreus, Pleurotus ostreatus, Agaricus blazei, and Lentinula edodes, or an extract thereof, and which has an excellent growth-promoting effect on nonpathogenic oral indigenous bacteria and an excellent improving effect on oral bacterial flora, and which is effective in maintaining balanced indigenous bacterial flora. Also provided is a composition for oral use containing same.Type: GrantFiled: September 9, 2015Date of Patent: August 20, 2019Assignee: HOKUTO CORPORATIONInventors: Masato Maruyama, Toshiaki Kobayashi, Junya Kawai, Kenji Ouchi, Satoshi Inatomi
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Publication number: 20170252383Abstract: Provided is an agent for promoting growth of nonpathogenic oral indigenous bacteria, or an agent for improving oral bacterial flora, which comprises the dry powder of one or more mushrooms selected from the group consisting of Hericium erinaceus, Grifola frondosa, Lyophyllum shimeji, Hypsizygus marmoreus, Pleurotus ostreatus, Agaricus blazei, and Lentinula edodes, or an extract thereof, and which has an excellent growth-promoting effect on nonpathogenic oral indigenous bacteria and an excellent improving effect on oral bacterial flora, and which is effective in maintaining balanced indigenous bacterial flora. Also provided is a composition for oral use containing same.Type: ApplicationFiled: September 9, 2015Publication date: September 7, 2017Applicant: HOKUTO CORPORATIONInventors: Masato MARUYAMA, Toshiaki KOBAYASHI, Junya KAWAI, Kenji OUCHI, Satoshi INATOMI
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Publication number: 20120055639Abstract: A screen unit includes: a first frame and a second frame which extend in parallel with each other; a first roll provided in the first frame in such a manner as to be freely rotatable and having an urging force in the winding direction of the first roll; a second roll provided in the second frame in such a manner as to be freely rotatable and having an urging force in the winding direction of the second roll; and a screen which has one end fixed to the first roll and the other end fixed to the second roll, and is wound around the first roll and the second roll by the urging forces.Type: ApplicationFiled: August 22, 2011Publication date: March 8, 2012Applicant: Seiko Epson CorporationInventor: Masato Maruyama
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Patent number: 7974004Abstract: A screen includes: the four arm members have first connection sections, one at each of the first and second support section side extremities, each of the first and second support sections includes at either extremity thereof a second connection section which receives the first connection section, an attachment and detachment of each of the arm members to and from the screen main body is carried out by an attachment and detachment of the first connection section to and from the second connection section, each of the four arm members has a third connection section at the support rod side extremity, the support rod has fourth connection sections which receive, one each, the four arm members, and an attachment and detachment of the arm members to and from the support rod is carried out by the third connection sections and fourth connection sections coming into engagement.Type: GrantFiled: August 25, 2009Date of Patent: July 5, 2011Assignee: Seiko Epson CorporationInventor: Masato Maruyama
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Patent number: 7894132Abstract: A screen onto which an image light may be projected includes a flexible screen body, a first and a second storage member, and a retention member. The first storage member includes a screen wind-up section that winds up the screen body and supports either one of opposing end portions of the screen body and a base body that supports the screen wind-up section. The retention member includes a substantially orthogonal column that extends along the screen body and a pair of arm members that couple the column and the first and second storage members together. One end of each of the arm members is respectively rotatably coupled to the first and second storage members and another end of each of the arm members is rotatably coupled to the column.Type: GrantFiled: September 10, 2008Date of Patent: February 22, 2011Assignee: Seiko Epson CorporationInventors: Yasunori Yoshino, Shinobu Shiohara, Masato Maruyama
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Publication number: 20100079860Abstract: A screen includes: a rectangular flexible screen cloth having which image light is projected; tubular portions provided along respective side edges of the screen cloth; an annular member inserted into the tubular portions; a frame member having a plurality of arm members connected so as to be capable of bending and stretching and assuming a rectangular frame shape in a state in which the plurality of arm members are extended; four hooking portions provided at four corners of the frame member and configured to hook the annular member to position the screen cloth in the frame of the frame member; and a tension applying mechanism provided on the frame member and configured to apply a tensile force to the screen cloth, at least two of the four hooking portions are provided movably inside and outside the frame member, the tension applying mechanism urges the at least two hooking portions outward the frame.Type: ApplicationFiled: September 18, 2009Publication date: April 1, 2010Applicant: Seiko Epson CorporationInventors: Teruhiko Unno, Fumio Yuzawa, Masato Maruyama
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Publication number: 20100053747Abstract: A screen includes: the four arm members have first connection sections, one at each of the first and second support section side extremities, each of the first and second support sections includes at either extremity thereof a second connection section which receives the first connection section, an attachment and detachment of each of the arm members to and from the screen main body is carried out by an attachment and detachment of the first connection section to and from the second connection section, each of the four arm members has a third connection section at the support rod side extremity, the support rod has fourth connection sections which receive, one each, the four arm members, and an attachment and detachment of the arm members to and from the support rod is carried out by the third connection sections and fourth connection sections coming into engagement.Type: ApplicationFiled: August 25, 2009Publication date: March 4, 2010Applicant: Seiko Epson CorporationInventor: Masato Maruyama
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Publication number: 20090065665Abstract: A screen includes an image projection section onto which an image light is projected, and a support leg that supports the image projection section. The support leg includes, a support leg body shaped substantially like a pillar, a plurality of leg sections that support upright the support leg body by abutting, at each one end, a placement surface, and a connection member that is attached to the support leg body and connects together the other end of each of the leg sections and the support leg body. The connection member pivotally supports the other end of at least any of the leg sections about a shaft substantially parallel to a vertical shaft.Type: ApplicationFiled: September 9, 2008Publication date: March 12, 2009Applicant: Seiko Epson CorporationInventors: Yasunori Yoshino, Shinobu Shiohara, Masato Maruyama
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Publication number: 20090067045Abstract: A screen onto which an image light may be projected includes a flexible screen body, a first and a second storage member, and a retention member. The first storage member includes a screen wind-up section that winds up the screen body and supports either one of opposing end portions of the screen body and a base body that supports the screen wind-up section. The retention member includes a substantially orthogonal column that extends along the screen body and a pair of arm members that couple the column and the first and second storage members together. One end of each of the arm members is respectively rotatably coupled to the first and second storage members and another end of each of the arm members is rotatably coupled to the column.Type: ApplicationFiled: September 10, 2008Publication date: March 12, 2009Applicant: Seiko Epson CorporationInventors: Yasunori Yoshino, Shinobu Shiohara, Masato Maruyama
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Patent number: 4788769Abstract: An apparatus for severing pilled material from clothing includes a body and a detachable container. The container is mounted to cover an inner opening of the body and includes protrusions to prevent escape of pilled material therefrom. A fan operably coupled to a shaft of a motor draws the severed pilled material into a body and then through the inner opening which is positioned to face and be laterally spaced from the shaft.Type: GrantFiled: May 8, 1987Date of Patent: December 6, 1988Assignee: Seiko Epson CorporationInventor: Masato Maruyama
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Patent number: 4437168Abstract: A real-time, on-line communication control unit is installed between a host computer and a plurality of terminals or between two host computers for the process of communication control. A plurality of basic processes relating to the communication control process are performed simultaneously by a corresponding plurality of basic processors which operate at the same time.Type: GrantFiled: January 23, 1981Date of Patent: March 13, 1984Assignee: Nippon Telegraph & Telephone Public Corp. of 1-6Inventors: Masahide Yamashita, Hikaru Oku, Masato Maruyama