Patents by Inventor Daisuke NAITO
Daisuke NAITO 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: 12492330Abstract: A latent heat storage gypsum plate includes: a gypsum plate having a first main face and a second main face located on an opposite side of the gypsum plate from the first main face; and a latent heat storage layer disposed over at least part of the first main face of the gypsum plate and including a latent heat storage material and a binder. A heat storage capacity of the latent heat storage gypsum plate is 260 KJ/m2 or more, the heat storage capacity being measured in a measurement temperature range of from 15° C. through 35° C. through heat storage capacity measurement specified in ASTM C 1784. The latent heat storage gypsum plate exhibits heat generation property grade 1 as evaluated by a heat generation property test specified in JIS A 6901 (2014), with the face in which the latent heat storage layer is disposed being set as a back face.Type: GrantFiled: April 28, 2022Date of Patent: December 9, 2025Assignee: YOSHINO GYPSUM CO., LTD.Inventors: Katsumi Niimi, Yosuke Sato, Daisuke Naito
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Patent number: 12312809Abstract: The present invention is to provide a gypsum-based load-bearing board for wood structural load-bearing walls which is capable of increasing the co-efficient of effective wall length without additionally using reinforcement materials or stiffening materials, and without increasing the specific gravity and/or the thickness of the gypsum-based load-bearing board. The gypsum-based load-bearing board for wood structural load-bearing walls includes a main member or a core member formed from a board-shaped hardened gypsum containing an inorganic fiber and an organic-based strength enhancer that exert a lateral nail resistance of 500 N or more, and a paper covering at least front and back sides of the main member or the core member to constitute the load-bearing board.Type: GrantFiled: April 1, 2021Date of Patent: May 27, 2025Assignee: YOSHINO GYPSUM CO., LTD.Inventors: Ushio Sudo, Wataru Nakamura, Tomoya Hasegawa, Muneyoshi Nagano, Masahiro Wada, Katsumi Tada, Yousuke Sato, Daisuke Naito
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Publication number: 20240247176Abstract: A latent heat storage gypsum plate includes: a gypsum plate having a first main face and a second main face located on an opposite side of the gypsum plate from the first main face; and a latent heat storage layer disposed over at least part of the first main face of the gypsum plate and including a latent heat storage material and a binder. A heat storage capacity of the latent heat storage gypsum plate is 260 kJ/m2 or more, the heat storage capacity being measured in a measurement temperature range of from 15° C. through 35° C. through heat storage capacity measurement specified in ASTM C 1784. The latent heat storage gypsum plate exhibits heat generation property grade 1 as evaluated by a heat generation property test specified in JIS A 6901 (2014), with the face in which the latent heat storage layer is disposed being set as a back face.Type: ApplicationFiled: April 28, 2022Publication date: July 25, 2024Inventors: Katsumi NIIMI, Yosuke SATO, Daisuke NAITO
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Publication number: 20240200330Abstract: An object of the present invention is to provide a gypsum-based load-bearing board for wood structural load-bearing walls which is capable of increasing the co-efficient of effective wall length without additionally using reinforcement materials or stiffening materials, and without increasing the specific gravity and/or the thickness of the gypsum-based board. The gypsum-based load-bearing board (10) for wood structural load-bearing walls includes a main member or a core member formed from a board-shaped hardened gypsum containing an inorganic fiber and an organic-based strength enhancer that exert a lateral nail resistance of 500 N or more, and a paper covering at least front and back sides of the main member or the core member to constitute the load-bearing board. The load-bearing board has a surface density of 6.5 kg/m2 to 8.Type: ApplicationFiled: April 1, 2021Publication date: June 20, 2024Inventors: Ushio SUDO, Wataru NAKAMURA, Tomoya HASEGAWA, Muneyoshi NAGANO, Masahiro WADA, Katsumi TADA, Yousuke SATO, Daisuke NAITO
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Publication number: 20230271885Abstract: A neutron beam shielding gypsum-based building board includes gypsum, a boron-containing material containing boron an amount of which is in a range from 1.0 parts by mass to 120 parts by mass with respect to 100 parts by mass of the gypsum, and a water reducing agent in a range from 0.05 parts by mass to 2.0 parts by mass with respect to 100 parts by mass of the gypsum. The boron-containing material includes one or more kinds selected from calcium borate, boron carbide, boric acid, boron oxide, sodium borate, and calcium boride, and a specific gravity in a dry condition is in a range from 0.65 to 1.6.Type: ApplicationFiled: May 27, 2021Publication date: August 31, 2023Inventors: Yosuke SATO, Daisuke NAITO, Natsuki OKAMOTO, Masaki SUZUKI, Yosaku IKEO, Atsumichi KUSHIBE, Hajime OKAMOTO, Takemi NORIMONO, Masanobu ODAGAWA
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Patent number: 11306981Abstract: A heat exchanger (1) includes a heat exchanging body (20) disposed within an outer box (10). A supply pipe (21) and a discharge pipe (22) in fluid communication with the heat exchanging body (20) respectively extend through first and second insertion holes (31, 32) in the outer box (10). Elastic seal members (40; 240) are respectively provided around the supply pipe (21) and the discharge pipe (22) and between a first sidewall (11) of the outer box (10) and the heat exchanging body (20). At least one biasing member (50; 250) exerts a lateral biasing force (F1; F2) on the elastic seal members (40; 240), thereby maintaining the elastic seal members (40; 240) in a state of compressive deformation and contacting the outer box (10) and the heat exchanging body (20) in an air-tight manner to block potential leakage paths (LP1; LP2) via the insertion holes (31, 32).Type: GrantFiled: August 27, 2019Date of Patent: April 19, 2022Assignee: RINNAI CORPORATIONInventors: Yoshio Goto, Daisuke Naito, Shigeki Takeuchi
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Patent number: 11131512Abstract: The exhaust duct includes an exhaust collecting portion connected a heat exchanger and an exhaust guiding portion communicating with the exhaust collecting portion and extended upward in a state close to a side of a cylindrical body of the heat exchanger. The exhaust collecting portion includes a connection opening constituting an inner peripheral wall, into which a cylindrical outlet side connection portion at the lower end of the heat exchanger is fitted, and a groove provided on an outer peripheral side than the inner peripheral wall of the connection opening. The packing includes a seal portion sandwiched in a compressed state between the inner peripheral wall of the connection opening in the exhaust collecting portion and an outer peripheral wall of the cylindrical outlet side connection portion in the heat exchanger to constitute a seal and an anchor portion inserted into the groove of the exhaust collecting portion.Type: GrantFiled: June 27, 2019Date of Patent: September 28, 2021Assignee: Rinnai CorporationInventors: Yoshio Goto, Daisuke Naito, Shigeki Takeuchi
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Patent number: 11100727Abstract: A communication system for a working machine includes: a first communication device configured to be attached to a working device detachably disposed on a vehicle body and to transmit, to an outward, device information relating to the working device as a broadcasting signal; and a receiving device having a receiving part configured to receive the device information transmitted in the broadcasting signal.Type: GrantFiled: December 26, 2018Date of Patent: August 24, 2021Assignee: KUBOTA CORPORATIONInventors: Seiichi Okamura, Kanta Takechi, Daisuke Naito
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Patent number: 11055599Abstract: A working device includes: a working portion configured to perform work; a frame supporting the working portion and being configured to be coupled to a vehicle body; and a wireless tag attached to the working portion or to the frame, having: a storage part configured to store at least identifying information; and a communication part configured to transmit the identifying information.Type: GrantFiled: December 24, 2018Date of Patent: July 6, 2021Assignee: KUBOTA CORPORATIONInventors: Seiichi Okamura, Kanta Takechi, Daisuke Naito
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Publication number: 20200072557Abstract: The exhaust duct includes an exhaust collecting portion connected a heat exchanger and an exhaust guiding portion communicating with the exhaust collecting portion and extended upward in a state close to a side of a cylindrical body of the heat exchanger. The exhaust collecting portion includes a connection opening constituting an inner peripheral wall, into which a cylindrical outlet side connection portion at the lower end of the heat exchanger is fitted, and a groove provided on an outer peripheral side than the inner peripheral wall of the connection opening. The packing includes a seal portion sandwiched in a compressed state between the inner peripheral wall of the connection opening in the exhaust collecting portion and an outer peripheral wall of the cylindrical outlet side connection portion in the heat exchanger to constitute a seal and an anchor portion inserted into the groove of the exhaust collecting portion.Type: ApplicationFiled: June 27, 2019Publication date: March 5, 2020Inventors: Yoshio Goto, Daisuke Naito, Shigeki Takeuchi
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Publication number: 20200072504Abstract: A heat exchanger (1) includes a heat exchanging body (20) disposed within an outer box (10). A supply pipe (21) and a discharge pipe (22) in fluid communication with the heat exchanging body (20) respectively extend through first and second insertion holes (31, 32) in the outer box (10). Elastic seal members (40; 240) are respectively provided around the supply pipe (21) and the discharge pipe (22) and between a first sidewall (11) of the outer box (10) and the heat exchanging body (20). At least one biasing member (50; 250) exerts a lateral biasing force (F1; F2) on the elastic seal members (40; 240), thereby maintaining the elastic seal members (40; 240) in a state of compressive deformation and contacting the outer box (10) and the heat exchanging body (20) in an air-tight manner to block potential leakage paths (LP1; LP2) via the insertion holes (31, 32).Type: ApplicationFiled: August 27, 2019Publication date: March 5, 2020Inventors: Yoshio GOTO, Daisuke NAITO, Shigeki TAKEUCHI
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Publication number: 20190147315Abstract: A working device includes: a working portion configured to perform work; a frame supporting the working portion and being configured to be coupled to a vehicle body; and a wireless tag attached to the working portion or to the frame, having: a storage part configured to store at least identifying information; and a communication part configured to transmit the identifying information.Type: ApplicationFiled: December 24, 2018Publication date: May 16, 2019Applicant: KUBOTA CORPORATIONInventors: Seiichi OKAMURA, Kanta TAKECHI, Daisuke NAITO
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Publication number: 20190130662Abstract: A communication system for a working machine includes: a first communication device configured to be attached to a working device detachably disposed on a vehicle body and to transmit, to an outward, device information relating to the working device as a broadcasting signal; and a receiving device having a receiving part configured to receive the device information transmitted in the broadcasting signal.Type: ApplicationFiled: December 26, 2018Publication date: May 2, 2019Applicant: KUBOTA CORPORATIONInventors: Seiichi OKAMURA, Kanta TAKECHI, Daisuke NAITO
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Publication number: 20190124850Abstract: A crops management system includes an information outputting device disposed on a forming machine configured to form crops into a formed material having a predetermined shape and configured to output formed material information relating to the formed material, a wireless tag disposed on the formed material and configured to store identifying information of the formed material, and a management device having an obtaining part configured to obtain the identifying information of the formed material and the formed material information of the formed material, and a relating part configured to relate the formed material information to the identifying information obtained by the obtaining part.Type: ApplicationFiled: December 24, 2018Publication date: May 2, 2019Applicant: KUBOTA CORPORATIONInventors: Seiichi OKAMURA, Kanta TAKECHI, Daisuke NAITO