Patents by Inventor Hironori Takahashi
Hironori Takahashi 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: 12181821Abstract: A fixing device according to the present disclosure includes a rotatable endless belt and an end portion holder. The end portion holder supports each of end portions of the fixing belt rotatably, and has a cylindrical part along which an inner circumferential surface of the fixing belt slides and an end wall part which faces an end surface of the fixing belt. The end wall part has a restraint part which faces an outer circumferential surface of the fixing belt with a predetermined interval and restrains the fixing belt from turning up.Type: GrantFiled: June 28, 2023Date of Patent: December 31, 2024Assignee: KYOCERA Document Solutions Inc.Inventors: Yuhiro Sakai, Masakazu Uehara, Hironori Takahashi, Tomohiro Watatani, Shota Onishi
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Patent number: 12161100Abstract: A fishing rod has a rod blank which is configured to be attached a fishing reel on a lower side. The rod blank includes a main portion and a rear grip portion which is continuous to a rod end side of the main portion. The rear grip portion includes a corner portion which is located radially outward and higher relative to an outer perimeter of the main portion, the corner portion being farther from a center of the main portion in a radial direction than a lowermost point of the rear grip portion in a transverse sectional view.Type: GrantFiled: September 24, 2020Date of Patent: December 10, 2024Assignee: Shimano Inc.Inventors: Yasuyuki Osoreda, Hironori Takahashi
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Patent number: 12050422Abstract: Provided is a fixing device including: a fixing belt; a pressure roller which pressurizes toner on a sheet that passes through a pressure area; a pair of retention members each including a shaft-supporting portion which rotatably guides one of both end portions of the fixing belt in an axial direction, and a restriction surface which restricts a movement of the fixing belt in the axial direction; and a frame including a pair of side plates which rotatably support both end portions of the pressure roller in the axial direction as well as support the fixing belt via the pair of retention members, in which attachment positions of the pair of retention members in the pair of side plates are provided such that a gap becomes larger on a downstream side of a passing direction of the sheet with respect to the pressure area than on an upstream side.Type: GrantFiled: February 1, 2023Date of Patent: July 30, 2024Assignee: KYOCERA Document Solutions Inc.Inventors: Masakazu Uehara, Hironori Takahashi, Tomohiro Watatani, Shota Onishi, Yuhiro Sakai
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Patent number: 12044990Abstract: A fixing device includes a pressure member, and a holder. The pressure member forms a pressure area between the pressure member and a fixing belt. The holder is provided inside the fixing belt, has a sliding surface in contact with an inner peripheral surface of the fixing belt via a lubricant, and holds a heater for heating the fixing belt. The holder includes a plurality of slits and a blocking portion. The plurality of slits are arranged in an axial direction on the sliding surface upstream of the pressure area in a passing direction of a medium and guide movement of the lubricant from upstream to downstream in a rotational direction of the fixing belt. The blocking portion restricts an outflow of the lubricant from each of the slits and restricts a fall of the fixing belt into each of the slits.Type: GrantFiled: March 28, 2023Date of Patent: July 23, 2024Assignee: KYOCERA Document Solutions Inc.Inventors: Tomohiro Watatani, Masakazu Uehara, Hironori Takahashi, Shota Onishi, Yuhiro Sakai, Takuya Kawasumi
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Patent number: 12025939Abstract: An image forming apparatus includes a sheet conveyance passage, an image forming apparatus, a sheet discharge unit, an apparatus body, a sheet discharge port, a pair of sheet pressing members, a discharge tray, and an overhang portion. The image forming unit includes an image carrying member. The sheet discharge unit is disposed above the image forming unit. The sheet discharge port is provided in the sheet discharge unit and has an upper edge and a lower edge. The pair of sheet pressing members press the sheet passing through the sheet discharge port. The overhang portion protrudes from the upper edge of the sheet discharge port in the sheet discharge direction beyond the lower edge. The overhang portion is disposed such that the straight line passing through the distal end of the overhang portion and the lower edge of the sheet discharge port passes above the image carrying member.Type: GrantFiled: January 28, 2022Date of Patent: July 2, 2024Assignee: KYOCERA Document Solutions Inc.Inventor: Hironori Takahashi
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Patent number: 11994053Abstract: An electrically heating converter includes: a pillar shaped honeycomb structure made of conductive ceramics, including: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells penetrating from one end face to other end face to form a flow path; metal electrodes; conductive connecting portions arranged on a surface of the pillar shaped honeycomb structure; and a pressing member configured to press the metal electrodes against the conductive connecting portions, so that the metal electrodes are electrically connected to the pillar shaped honeycomb structure. Each of the conductive connecting portions has an electrical resistivity lower than that of the pillar shaped honeycomb structure.Type: GrantFiled: August 24, 2022Date of Patent: May 28, 2024Assignee: NGK INSULATORS, LTD.Inventors: Hironori Takahashi, Naoki Okamoto
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Patent number: 11966182Abstract: A fixing device includes a fixing member, a pressure member, and a pair of retention members each including a restriction surface. The restriction surface restricts a movement of the fixing member in an axial direction. The restriction surface includes a first contact area and a second contact area. The first area is an area more on a downstream side of a passing direction of a medium than a center of a pressure area in the passing direction, and also closer to the pressure area than an apex of the fixing member on an opposite side of the pressure area. The first contact area and the second contact area are each tilted at a certain gradient so as to be set apart from the end portion of the fixing member in the axial direction from a side of the apex toward a side of the pressure area.Type: GrantFiled: January 25, 2023Date of Patent: April 23, 2024Assignee: KYOCERA Document Solutions Inc.Inventors: Hironori Takahashi, Masakazu Uehara, Tomohiro Watatani, Shota Onishi, Yuhiro Sakai
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Patent number: 11886137Abstract: A fixing device (50) includes a fixing belt (70), a pressure member (80), and a heating section (90). The heating section (90) faces an inner peripheral surface of the fixing belt (70). The heating section (90) includes a heater (HT), a first heat sensitive body (SM11), and a second heat sensitive body (SM21). The second heat sensitive body (SM21) differs from the first heat sensitive body (SM11). The heater (HT) has a first heater portion (AE1). The first heater portion (AE1) is one end portion of a pair of end portions of the heater (HT) in a longitudinal direction thereof. The first heat sensitive body (SM11) and the second heat sensitive body (SM21) face the first heater portion (AE1) and are aligned in a conveyance direction (DC) of a sheet (S).Type: GrantFiled: August 24, 2020Date of Patent: January 30, 2024Assignee: KYOCERA Document Solutions Inc.Inventors: Fumito Nakamoto, Masakazu Uehara, Hironori Takahashi, Tomohiro Watatani, Yuhiro Sakai
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Publication number: 20240004331Abstract: A fixing device according to the present disclosure includes a rotatable endless belt and an end portion holder. The end portion holder supports each of end portions of the fixing belt rotatably, and has a cylindrical part along which an inner circumferential surface of the fixing belt slides and an end wall part which faces an end surface of the fixing belt. The end wall part has a restraint part which faces an outer circumferential surface of the fixing belt with a predetermined interval and restrains the fixing belt from turning up.Type: ApplicationFiled: June 28, 2023Publication date: January 4, 2024Applicant: KYOCERA Document Solutions Inc.Inventors: Yuhiro SAKAI, Masakazu UEHARA, Hironori TAKAHASHI, Tomohiro WATATANI, Shota ONISHI
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Patent number: 11796942Abstract: A fixing device heats and fixes a toner image formed on a sheet to the sheet. The fixing device includes a heat roller and a ground contact. The heat roller heats the toner image formed on the sheet. The ground contact grounds the heat roller. The ground contact includes a first electrical conductive member, a second electrical conductive member, and an electrical insulating member. The first electrical conductive member is electrically connected to the heat roller. The second electrical conductive member is positioned opposite the first electrical conductive member and grounds the heat roller. The electrical insulating member is interposed between the first electrical conductive member and the second electrical conductive member and insulates the first electrical conductive member and the second electrical conductive member from each other.Type: GrantFiled: May 31, 2022Date of Patent: October 24, 2023Assignee: KYOCERA Document Solutions Inc.Inventors: Hironori Takahashi, Hironori Yamauchi
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Publication number: 20230314987Abstract: A fixing device includes a pressure member, and a holder. The pressure member forms a pressure area between the pressure member and a fixing belt. The holder is provided inside the fixing belt, has a sliding surface in contact with an inner peripheral surface of the fixing belt via a lubricant, and holds a heater for heating the fixing belt. The holder includes a plurality of slits and a blocking portion. The plurality of slits are arranged in an axial direction on the sliding surface upstream of the pressure area in a passing direction of a medium and guide movement of the lubricant from upstream to downstream in a rotational direction of the fixing belt. The blocking portion restricts an outflow of the lubricant from each of the slits and restricts a fall of the fixing belt into each of the slits.Type: ApplicationFiled: March 28, 2023Publication date: October 5, 2023Inventors: Tomohiro Watatani, Masakazu Uehara, Hironori Takahashi, Shota Onishi, Yuhiro Sakai, Takuya Kawasumi
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Patent number: 11733628Abstract: The fixing device includes a heating roller and a pressure roller. The heating roller has a rotating member, a heating member, and a support member. The heating member has a heater, a first terminal, and a second terminal. The heater generates heat by energization. The first terminal is connected to one end of the heater. The second terminal is connected to the other end of the heater. The first terminal protrudes from one end of the rotating member in the longitudinal direction of the rotating member and is hooked on a hook provided on the support member so as to be movable along the longitudinal direction. The second terminal protrudes from the other end of the rotating member in the longitudinal direction and is fixed to the support member so as not to be movable along the longitudinal direction.Type: GrantFiled: January 25, 2022Date of Patent: August 22, 2023Assignee: KYOCERA DOCUMENT SOLUTIONS INC.Inventor: Hironori Takahashi
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Publication number: 20230244169Abstract: Provided is a fixing device including: a fixing belt; a pressure roller which pressurizes toner on a sheet that passes through a pressure area; a pair of retention members each including a shaft-supporting portion which rotatably guides one of both end portions of the fixing belt in an axial direction, and a restriction surface which restricts a movement of the fixing belt in the axial direction; and a frame including a pair of side plates which rotatably support both end portions of the pressure roller in the axial direction as well as support the fixing belt via the pair of retention members, in which attachment positions of the pair of retention members in the pair of side plates are provided such that a gap becomes larger on a downstream side of a passing direction of the sheet with respect to the pressure area than on an upstream side.Type: ApplicationFiled: February 1, 2023Publication date: August 3, 2023Inventors: Masakazu Uehara, Hironori Takahashi, Tomohiro Watatani, Shota Onishi, Yuhiro Sakai
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Publication number: 20230244168Abstract: A fixing device includes a fixing member, a pressure member, and a pair of retention members each including a restriction surface. The restriction surface restricts a movement of the fixing member in an axial direction. The restriction surface includes a first contact area and a second contact area. The first area is an area more on a downstream side of a passing direction of a medium than a center of a pressure area in the passing direction, and also closer to the pressure area than an apex of the fixing member on an opposite side of the pressure area. The first contact area and the second contact area are each tilted at a certain gradient so as to be set apart from the end portion of the fixing member in the axial direction from a side of the apex toward a side of the pressure area.Type: ApplicationFiled: January 25, 2023Publication date: August 3, 2023Inventors: Hironori Takahashi, Masakazu Uehara, Tomohiro Watatani, Shota Onishi, Yuhiro Sakai
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Publication number: 20230236304Abstract: According to the disclosure, an increase in costs is suppressed and the influence of main bang is reduced. A signal processing device includes a hardware processor programmed to at least: calculate a correction value of strength for each of distances from an antenna based on a received signal including a signal acquired by multiple transmissions and receptions via the antenna; and suppress a level indicated by received data generated based on the received signal for each of the distances by using the correction value for each of the distances.Type: ApplicationFiled: December 20, 2022Publication date: July 27, 2023Applicant: FURUNO ELECTRIC CO., LTD.Inventors: Yugo KUBOTA, Hironori TAKAHASHI
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Patent number: 11612154Abstract: A fishing rod includes a rod blank which is configured to be attached to a fishing reel on a lower side. The rod blank includes a main portion and a rear grip portion which is continuous to a rod end side of the main portion. An end surface of the rod blank on the rod end side is inclined such that the lower side extends farther in a direction of the rod end side than the upper side.Type: GrantFiled: October 5, 2020Date of Patent: March 28, 2023Assignee: Shimano Inc.Inventors: Yasuyuki Osoreda, Hironori Takahashi, Takahiro Yamanaka
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Patent number: 11576359Abstract: A fishing rod includes a grip tube 2 on a rear side of a reel seat 1 having a cylindrical shape, and the grip tube 2 is hard. The grip tube 2 includes a first grip portion 20 having a large diameter and forming at a front part of the grip tube 2, a second grip portion 22 having a large diameter and forming at a rear part of the grip tube 2, and a small-diameter portion 21 forming at between the first grip portion 20 and the second grip portion 22. A corner portion 23 is formed at between the first grip portion 20 and the small-diameter portion 21. The small-diameter portion 21 has a concave curved shape decreasing in diameter rearward at the front part of the small-diameter portion 21 which adjacent to the corner portion 23.Type: GrantFiled: October 4, 2018Date of Patent: February 14, 2023Assignee: SHIMANO INC.Inventors: Soshi Iwata, Wataru Tashiro, Hironori Takahashi
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Publication number: 20220412243Abstract: An electrically heating converter includes: a pillar shaped honeycomb structure made of conductive ceramics, including: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells penetrating from one end face to other end face to form a flow path; metal electrodes; a pressing member configured to press each of the metal electrodes against the pillar shaped honeycomb structure, so that the pillar shaped honeycomb structure is electrically connected to each of the metal electrodes; and an antioxidant material of (i) or (ii) below: (i) an antioxidant material provided between the pillar shaped honeycomb structure and each of the metal electrodes, or (ii) an antioxidant material provided from a surface of the pillar shaped honeycomb structure over an outer surface of each of the metal electrodes.Type: ApplicationFiled: August 31, 2022Publication date: December 29, 2022Applicant: NGK Insulators, Ltd.Inventors: Hironori TAKAHASHI, Masaaki NOZAKI
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Publication number: 20220397049Abstract: An electrically heating converter includes: a pillar shaped honeycomb structure made of conductive ceramics, including: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells penetrating from one end face to other end face to form a flow path; metal electrodes; conductive connecting portions arranged on a surface of the pillar shaped honeycomb structure; and a pressing member configured to press the metal electrodes against the conductive connecting portions, so that the metal electrodes are electrically connected to the pillar shaped honeycomb structure. Each of the conductive connecting portions has an electrical resistivity lower than that of the pillar shaped honeycomb structure.Type: ApplicationFiled: August 24, 2022Publication date: December 15, 2022Applicant: NGK Insulators, Ltd.Inventors: Hironori TAKAHASHI, Naoki OKAMOTO
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Publication number: 20220389852Abstract: An electrically heating converter includes: a pillar shaped honeycomb structure made of conductive ceramics, including: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells penetrating from one end face to other end face to form a flow path; metal electrodes; a leaf spring provided on each of the metal electrodes; and a pressing member configured to press each of the leaf springs against the pillar shaped honeycomb structure, so that the pillar shaped honeycomb structure is electrically connected to each of the metal electrodes.Type: ApplicationFiled: August 22, 2022Publication date: December 8, 2022Applicant: NGK Insulators, Ltd.Inventors: Hironori TAKAHASHI, Wataru MIZUNO