Patents by Inventor Hirokazu Yamamoto
Hirokazu Yamamoto 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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Publication number: 20220256826Abstract: A fishing rod according to one embodiment includes a rod body extending in a front-and-back direction along a central axis, a fitting having a mounting part, where the mounting part is mounted on an outer peripheral surface of the rod body at a first position determined in a circumferential direction around the central axis, and a fiber-reinforced resin layer surrounding the rod body so as to cover the mounting part. The fiber-reinforced resin layer has a first portion covering the rod body along an entire length thereof in the circumferential direction around the central axis and a second portion extending in the axial direction backward from an axially back end of the first portion and extending in the circumferential direction less than 180° clockwise from the first position and also less than 180° anti-clockwise from the first position.Type: ApplicationFiled: April 26, 2022Publication date: August 18, 2022Inventors: Takuji KAWAMURA, Nobuhiro IZAKI, Takahiko TOMIOKA, Hirokazu YAMAMOTO
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Publication number: 20220248652Abstract: A fishing rod according to one embodiment includes a rod body extending in a front-and-back direction along a central axis, a fitting having a mounting part, where the mounting part is mounted on an outer peripheral surface of the rod body at a first position determined in a circumferential direction around the central axis, and a fiber-reinforced resin layer surrounding the rod body so as to cover the mounting part. The fiber-reinforced resin layer has a first portion covering the rod body along an entire length thereof in the circumferential direction around the central axis and a second portion extending in the axial direction backward from an axially back end of the first portion and extending in the circumferential direction less than 180° clockwise from the first position and also less than 180° anti-clockwise from the first position.Type: ApplicationFiled: April 26, 2022Publication date: August 11, 2022Inventors: Takuji KAWAMURA, Nobuhiro IZAKI, Takahiko TOMIOKA, Hirokazu YAMAMOTO
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Publication number: 20220106475Abstract: Disclosed is a welding material made of a fluororesin composition in which carbon nano tubes are dispersed in a fluororesin, wherein the fluororesin composition includes 0.01 to 2.0% by mass of the carbon nano tubes.Type: ApplicationFiled: January 31, 2019Publication date: April 7, 2022Inventors: Hirotaka ITAMI, Hirokazu YAMAMOTO, Isamu NOGUCHI
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Patent number: 11219199Abstract: One object is to provide a fishing rod in which stability in securing a fitting is achieved. The fishing rod includes a molded rod section having a surface and the fitting placed on the surface, the fitting having a securing portion and being secured to the surface with a sheet member made of a thermosetting resin that is wound on the securing portion and heat-cured. The sheet member includes a first sheet member and a second sheet member made of thermosetting resins, the first sheet member being placed or wound on the rod section, the second sheet member being wound over the first sheet member and the securing portion placed on the first sheet member. The thermosetting resins of the first sheet member and the second sheet member have different curing temperatures from each other.Type: GrantFiled: June 29, 2017Date of Patent: January 11, 2022Assignee: GLOBERIDE, INC.Inventors: Takuji Kawamura, Hirokazu Yamamoto
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Publication number: 20210259227Abstract: A fishing rod according to one embodiment includes a rod body extending in a front-and-back direction along a central axis, a fitting having a mounting part, where the mounting part is mounted on an outer peripheral surface of the rod body at a first position determined in a circumferential direction around the central axis, and a fiber-reinforced resin layer surrounding the rod body so as to cover the mounting part. The fiber-reinforced resin layer has a first portion covering the rod body along an entire length thereof in the circumferential direction around the central axis and a second portion extending in the axial direction backward from an axially back end of the first portion and extending in the circumferential direction less than 180° clockwise from the first position and also less than 180° anti-clockwise from the first position.Type: ApplicationFiled: June 28, 2019Publication date: August 26, 2021Inventors: Takuji KAWAMURA, Nobuhiro IZAKI, Takahiko TOMIOKA, Hirokazu YAMAMOTO
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Patent number: 11039027Abstract: An image reading apparatus includes a document tray, a set document sensor, a sheet feed rotary member, an image reader, a staple detector, a display panel and a controller. The set document sensor detects a document sheet set on a document tray. A staple detector detects a staple attached to the document sheet bundle. On recognizing set document sheets, based on the output from the staple detector, a controller checks whether or not the set document sheets are stapled. On detecting that they are stapled, the controller makes a display panel indicate that the document sheets are stapled and cannot be conveyed.Type: GrantFiled: June 22, 2020Date of Patent: June 15, 2021Assignee: KYOCERA Document Solutions Inc.Inventor: Hirokazu Yamamoto
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Publication number: 20210132364Abstract: A mirror unit 2 includes a mirror device 20 including a base 21 and a movable mirror 22, an optical function member 13, and a fixed mirror 16 that is disposed on a side opposite to the mirror device 20 with respect to the optical function member 13. The mirror device 20 is provided with a light passage portion 24 that constitutes a first portion of an optical path between the beam splitter unit 3 and the fixed mirror 16. The optical function member 13 is provided with a light transmitting portion 14 that constitutes a second portion of the optical path between the beam splitter unit 3 and the fixed mirror 16. A second surface 21b of the base 21 and a third surface 13a of the optical function member 13 are joined to each other.Type: ApplicationFiled: July 6, 2018Publication date: May 6, 2021Applicant: HAMAMATSU PHOTONICS K.K.Inventors: Tomofumi SUZUKI, Kyosuke KOTANI, Tatsuya SUGIMOTO, Yutaka KURAMOTO, Katsumi SHIBAYAMA, Noburo HOSOKAWA, Hirokazu YAMAMOTO, Takuo KOYAMA
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Publication number: 20210127654Abstract: A fishing rod includes a rod section and a fitting having a securing portion, the fitting being firmly secured to the rod section without inhibiting bending of the rod section, the securing portion having an excellent outer appearance. On a securing portion of a fishing line guide placed on the rod section, a prepreg sheet formed of plain-woven reinforcement fibers impregnated with a thermosetting resin is wound to secure the fishing line guide. The prepreg sheet is wound and secured so that, with respect to an axial direction, reinforcement fibers are in oblique directions, and intersecting angles of the reinforcement fibers in a winding region on a part of the rod section located beyond a distal end of the securing portion are smaller than those of the reinforcement fibers in a winding region on the securing portion.Type: ApplicationFiled: June 20, 2017Publication date: May 6, 2021Inventors: Takuji KAWAMURA, Hirokazu YAMAMOTO, Hideaki TESHIROGI
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Patent number: 10941224Abstract: Provided is a composite resin material that yields a resin molded body which has not only a low volume resistivity but also excellent electroconductivity and/or antistatic properties and whose volume resistivity is unlikely to be increased even when subjected to, for example, a washing treatment with ozone water. The composite resin material contains a polychlorotrifluoroethylene and carbon nanotubes and has an average particle diameter of 500 ?m or smaller.Type: GrantFiled: October 6, 2017Date of Patent: March 9, 2021Assignees: TOHO KASEI CO., LTD., TAIYO NIPPON SANSO CORPORATIONInventors: Hirokazu Yamamoto, Kazuya Ninomiya, Hirotaka Itami, Takafumi Nakagawa, Kentaro Miyoshi, Katsunori Takada, Toru Sakai
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Publication number: 20210057477Abstract: A semiconductor device includes a support body including a mount region, a semiconductor chip disposed on the mount region with a predetermined distance therebetween, a bump disposed between the support body and the semiconductor chip, a wall portion disposed between the support body and the semiconductor chip along a part of an outer edge of the semiconductor chip, and an underfill resin layer disposed between the support body and the semiconductor chip. The underfill resin layer covers an outer side surface of the wall portion.Type: ApplicationFiled: November 27, 2018Publication date: February 25, 2021Applicant: HAMAMATSU PHOTONICS K.K.Inventors: Shin-ichiro TAKAGI, Yasuhito YONETA, Masaharu MURAMATSU, Nao INOUE, Hirokazu YAMAMOTO, Shinichi NAKATA, Takuo KOYAMA
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Patent number: 10920059Abstract: An object of the present invention is to provide a resin material that yields a resin molded article which has not only a low volume resistivity but also excellent weldability and cleanliness and whose volume resistivity is unlikely to be increased even when subjected to an SPM cleaning treatment and the like. The present invention provides a composite resin material that contains a modified polytetrafluoroethylene and carbon nanotubes and has an average particle diameter of 500 ?m or smaller.Type: GrantFiled: July 20, 2018Date of Patent: February 16, 2021Assignees: TOHO KASEI CO., LTD., TAIYO NIPPON SANSO CORPORATIONInventors: Hirokazu Yamamoto, Takafumi Nakagawa, Hirotaka Itami, Isamu Noguchi, Katsunori Takada, Yasuhito Koda, Toru Sakai
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Publication number: 20200412893Abstract: An image reading apparatus includes a document tray, a set document sensor, a sheet feed rotary member, an image reader, a staple detector, a display panel and a controller. The set document sensor detects a document sheet set on a document tray. A staple detector detects a staple attached to the document sheet bundle. On recognizing set document sheets, based on the output from the staple detector, a controller checks whether or not the set document sheets are stapled. On detecting that they are stapled, the controller makes a display panel indicate that the document sheets are stapled and cannot be conveyed.Type: ApplicationFiled: June 22, 2020Publication date: December 31, 2020Applicant: KYOCERA Document Solutions Inc.Inventor: Hirokazu YAMAMOTO
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Publication number: 20200165435Abstract: An object of the present invention is to provide a resin material that yields a resin molded article which has not only a low volume resistivity but also excellent weldability and cleanliness and whose volume resistivity is unlikely to be increased even when subjected to an SPM cleaning treatment and the like. The present invention provides a composite resin material that contains a modified polytetrafluoroethylene and carbon nanotubes and has an average particle diameter of 500 ?m or smaller.Type: ApplicationFiled: July 20, 2018Publication date: May 28, 2020Inventors: Hirokazu YAMAMOTO, Takafumi NAKAGAWA, Hirotaka ITAMI, Isamu NOGUCHI, Katsunori TAKADA, Yasuhito KODA, Toru SAKAI
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Publication number: 20200124473Abstract: A mirror unit 2 includes a mirror device 20 including a base 21 and a movable mirror 22, an optical function member 13, and a fixed mirror 16 that is disposed on a side opposite to the mirror device 20 with respect to the optical function member 13. The optical function member 13 is provided with a light transmitting portion 14 that constitutes a part of an optical path between the beam splitter unit 3 and the fixed mirror 16. The light transmitting portion 14 is a portion that corrects an optical path difference that occurs between an optical path between the beam splitter unit 3 and the movable mirror 22 and the optical path between the beam splitter unit 3 and the fixed mirror 16. The second surface 21b of the base 21 and the third surface 13a of the optical function member 13 are joined to each other.Type: ApplicationFiled: July 6, 2018Publication date: April 23, 2020Applicant: HAMAMATSU PHOTONICS K.K.Inventors: Tomofumi SUZUKI, Kyosuke KOTANI, Tatsuya SUGIMOTO, Yutaka KURAMOTO, Katsumi SHIBAYAMA, Noburo HOSOKAWA, Hirokazu YAMAMOTO, Takuo KOYAMA
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Publication number: 20200048376Abstract: Provided is a composite resin material that yields a resin molded body which has not only a low volume resistivity but also excellent electroconductivity and/or antistatic properties and whose volume resistivity is unlikely to be increased even when subjected to, for example, a washing treatment with ozone water. The composite resin material contains a polychlorotrifluoroethylene and carbon nanotubes and has an average particle diameter of 500 ?m or smaller.Type: ApplicationFiled: October 6, 2017Publication date: February 13, 2020Inventors: Hirokazu YAMAMOTO, Kazuya NINOMIYA, Hirotaka ITAMI, Takafumi NAKAGAWA, Kentaro MIYOSHI, Katsunori TAKADA, Toru SAKAI
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Publication number: 20190223419Abstract: One object is to provide a fishing rod in which stability in securing a fitting is achieved. The fishing rod includes a molded rod section having a surface and the fitting placed on the surface, the fitting having a securing portion and being secured to the surface with a sheet member made of a thermosetting resin that is wound on the securing portion and heat-cured. The sheet member includes a first sheet member and a second sheet member made of thermosetting resins, the first sheet member being placed or wound on the rod section, the second sheet member being wound over the first sheet member and the securing portion placed on the first sheet member. The thermosetting resins of the first sheet member and the second sheet member have different curing temperatures from each other.Type: ApplicationFiled: June 29, 2017Publication date: July 25, 2019Inventors: Takuji KAWAMURA, Hirokazu YAMAMOTO
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Patent number: 10150086Abstract: A hollow fiber carbon membrane is produced by preparing a membrane-forming dope for carbon membranes by dissolving polyphenylene oxide in an amount giving a concentration of 15 to 40 wt. % in the membrane-forming dope, and sulfur in an amount giving a ratio of 0.2 to 3.0 wt. % based on the polyphenylene oxide, in a solvent capable of dissolving these components; preparing the membrane-forming dope for carbon membranes into a hollow shape by means of a spinning method in accordance with a non-solvent induced separation method using a double annular nozzle; performing a crosslinking treatment at 200 to 240° C. in the air; then performing an infusibilization treatment by heating at 250 to 350° C.; and further performing a carbonization treatment by heating at 450 to 850° C. in an inert atmosphere or under vacuum.Type: GrantFiled: December 11, 2015Date of Patent: December 11, 2018Assignee: NOK CorporationInventors: Kensuke Watanabe, Hirokazu Yamamoto
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Patent number: 10150085Abstract: A membrane-forming dope for carbon membranes, comprising polyphenylene oxide in an amount giving a concentration of 15 to 40 wt. % in the membrane-forming dope, and sulfur in an amount giving a ratio of 0.1 to 5.0 wt. %, preferably 0.2 to 3.0 wt. %, of the total weight of the polyphenylene oxide and the sulfur, both of which are dissolved in a solvent that can dissolve these components. A hollow fiber carbon membrane is produced by molding the membrane-forming dope for carbon membranes in a hollow shape by means of a wet or dry-wet spinning method using a double tubular nozzle, subjecting the molded product to an infusibilization treatment by heating at 150 to 350° C. in the air, and then subjecting it to a carbonization treatment by heating at 600 to 800° C. in an inert atmosphere or under vacuum. When the product molded in a hollow shape by means of a wet or dry-wet spinning method is subjected to an infusibilization treatment by heating in the air while stretching the product with a stress of 0.002 to 0.Type: GrantFiled: October 9, 2015Date of Patent: December 11, 2018Assignee: NOK CorporationInventors: Masataka Kondo, Kensuke Watanabe, Hirokazu Yamamoto
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Patent number: 10133413Abstract: Provided is an input state detection device capable of reliably detecting contact and pressing of an object. A state switching switch can switch a first state in which a voltage application terminal of a constant-voltage power supply is connected to a side of a first electrode and a detection terminal of a detector is connected to a side of second electrodes, and a second state in which the voltage application terminal of the constant-voltage power supply is connected to the side of the second electrodes and the detection terminal of the detector is connected to the side of the first electrode. An input detector detects whether the object is in a non-contact state or in a contact but not pressing state with respect to a surface on the side of the second electrodes based on a value detected by the detector with the state switching switch in the first state.Type: GrantFiled: July 28, 2015Date of Patent: November 20, 2018Assignee: SUMITOMO RIKO COMPANY LIMITEDInventors: Hiroyuki Nakajima, Tomonori Hayakawa, Tetsuyoshi Shibata, Hirokazu Yamamoto
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Patent number: 9921788Abstract: An image forming apparatus is provided with a communication portion that is connected to an external device via a network and communicates with the external device and a control portion that controls communication by the communication portion and executes a restart process for restarting the image forming apparatus. When a preset restart target error has occurred, the control portion executes the restart process in a state where a network port used for communication with the external device is disabled.Type: GrantFiled: April 13, 2017Date of Patent: March 20, 2018Assignee: KYOCERA Document Solutions Inc.Inventor: Hirokazu Yamamoto