Patents by Inventor Masanao Yamashita
Masanao Yamashita 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: 11950365Abstract: A flexible printed circuit board includes: a base film having a hole for forming a through hole; and a coil-shaped wiring layer layered on at least one surface side of the base film, wherein the wiring layer includes a land portion arranged at an inner peripheral surface of the hole and at a peripheral portion of the hole of the base film, and a winding portion arranged in a spiral shape with the land portion as an inside end portion or an outside end portion, wherein the winding portion includes a first winding portion that is an outermost circumference and a second winding portion that is inside relative to the outermost circumference, and wherein a ratio of an average thickness of the land portion to an average thickness of the second winding portion is 1.1 or more and 5 or less.Type: GrantFiled: December 16, 2020Date of Patent: April 2, 2024Assignees: SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO ELECTRIC PRINTED CIRCUITS, INC.Inventors: Shoichiro Sakai, Koji Nitta, Yoshio Oka, Junichi Motomura, Masanao Yamashita
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Patent number: 11791594Abstract: An electric wire with a terminal described herein includes a shielded electric wire 11 and an inner conductive member 20. The shielded electric wire 11 includes a covered wire 12 including a core wire 13 through which a signal for communication is transmitted and an insulation cover 14 that has insulation property and covers the core wire 13, a shielding portion 15 having electric conductive property and covering an outer periphery of the covered wire 12, and a sheath 16 covering an outer periphery of the shielding portion 15. The inner conductive member 20 is connected to the covered wire 12. The covered wire 12 has an end portion close to the inner conductive member 20 and the end portion is an uncovered portion 17 that is not covered with the sheath 16 and the shielding portion 15. The uncovered portion 17 is covered with an impedance adjustment member 80 that has electric conductive property.Type: GrantFiled: December 23, 2019Date of Patent: October 17, 2023Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Hiroyoshi Maesoba, Toshifumi Ichio, Kazuhiro Yoshida, Masanao Yamashita
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Patent number: 11657944Abstract: A flexible printed circuit board according to the present disclosures includes a base film having an insulating property, and a planar coil disposed on a surface of the base film, wherein a number of turns on an inside of a center point of a coil width of the planar coil in a plan view is greater than a number of turns on an outside of the center point.Type: GrantFiled: March 24, 2021Date of Patent: May 23, 2023Assignees: SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO ELECTRIC PRINTED CIRCUITS, INC.Inventors: Yukie Tsuda, Yuichi Nakamura, Masanao Yamashita, Koji Nitta, Kou Noguchi
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Publication number: 20230031237Abstract: A male connection surface of the male dielectric and a female connection surface of the female dielectric are facing each other and an elongated tab of the male inner conductor projects from the male connection surface and is inserted in the female inner conductor with the male connector and the female connector connected. A thin portion shaped by cutting an outer surface of the male dielectric and configured to surround a base end portion of the tab is formed on an end part of the male dielectric on the side of the male connection surface. The female outer conductor is formed with an impedance adjusting portion configured to proximately cover an outer surface of the thin portion.Type: ApplicationFiled: July 19, 2022Publication date: February 2, 2023Inventors: Hidekazu MATSUDA, Kazuki HIRAMATSU, Taiga KADOYAMA, Masanao YAMASHITA
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Publication number: 20230033546Abstract: A connector 10 is provided with an outer conductor 20, a plurality of dielectrics 19 to be accommodated into the outer conductor 20, inner conductors 18 to be mounted into the respective dielectrics 19, a shield member 25 to be arranged between the dielectrics 19 adjacent in the outer conductor 20, and a locking portion 26 for locking the shield member 25 to the dielectric 19.Type: ApplicationFiled: July 22, 2022Publication date: February 2, 2023Inventors: Kazuki HIRAMATSU, Taiga KADOYAMA, Hidekazu MATSUDA, Masanao YAMASHITA
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Publication number: 20230035192Abstract: The first connector includes a first inner conductor, a first outer conductor, a first outer conductor cover and a first dielectric. The second connector includes a second inner conductor, a second outer conductor, a second outer conductor cover and a second dielectric. The second outer conductor includes a second outer conductor connecting portion overlapping the first outer conductor in a radial direction. The first outer conductor includes a first outer conductor body portion, a first outer conductor connecting portion for covering the outer periphery of the second outer conductor connecting portion and contacting the second outer conductor connecting portion, and a constricted portion reduced in dimensions from the first outer conductor connecting portion to the first outer conductor body portion. The first outer conductor cover and the second outer conductor cover have the same shape.Type: ApplicationFiled: July 19, 2022Publication date: February 2, 2023Inventors: Hidekazu MATSUDA, Kazuki HIRAMATSU, Taiga KADOYAMA, Masanao YAMASHITA
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Publication number: 20230033981Abstract: A connector 10 is provided with an inner conductor 13 to be connected to a wire 18, a dielectric 14 for accommodating the inner conductor 13, and an electrically conductive impedance adjusting member 12 to be mounted on the wire. The inner conductor 13 includes a base portion 33 and an insulation barrel piece 35 rising from the base portion 33 and to be crimped to a coating 23 of the wire 18. The insulation barrel piece 35 includes an inclined portion 39 inclined toward the impedance adjusting member 12 with distance from the base portion 33 on an end edge on a side facing the impedance adjusting member 12.Type: ApplicationFiled: July 19, 2022Publication date: February 2, 2023Inventors: Hidekazu MATSUDA, Kazuki HIRAMATSU, Taiga KADOYAMA, Maika IDO, Masanao YAMASHITA
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Publication number: 20230034078Abstract: A shield connector is provided with a dielectric 40 including a plurality of accommodation chambers 44 defined in a width direction by a separation wall portion 43, and a plurality of inner conductors 21 having a shape elongated in a front-rear direction and individually accommodated in parallel in the plurality of accommodation chambers 44. The separation wall portion 43 is formed with a front opening 53 and a rear opening 60 for interposing air layers between the accommodation chambers 44 adjacent via the separation wall portion 43.Type: ApplicationFiled: July 19, 2022Publication date: February 2, 2023Inventors: Hidekazu MATSUDA, Kazuki HIRAMATSU, Taiga KADOYAMA, Ai HIRANO, Masanao YAMASHITA
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Publication number: 20220295637Abstract: A flexible printed circuit board includes: a base film having a hole for forming a through hole; and a coil-shaped wiring layer layered on at least one surface side of the base film, wherein the wiring layer includes a land portion arranged at an inner peripheral surface of the hole and at a peripheral portion of the hole of the base film, and a winding portion arranged in a spiral shape with the land portion as an inside end portion or an outside end portion, wherein the winding portion includes a first winding portion that is an outermost circumference and a second winding portion that is inside relative to the outermost circumference, and wherein a ratio of an average thickness of the land portion to an average thickness of the second winding portion is 1.1 or more and 5 or less.Type: ApplicationFiled: December 16, 2020Publication date: September 15, 2022Inventors: Shoichiro SAKAI, Koji NITTA, Yoshio OKA, Junichi MOTOMURA, Masanao YAMASHITA
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Publication number: 20220272244Abstract: A flexible printed circuit board according to the present disclosures includes a base film having an insulating property and a planar coil disposed on a surface of the base film, wherein a number of turns on an outside of a center point of a coil width of the planar coil in a plan view is greater than a number of turns on an inside of the center point.Type: ApplicationFiled: March 24, 2021Publication date: August 25, 2022Inventors: Masanao YAMASHITA, Yukie TSUDA, Yuichi NAKAMURA, Koji NITTA, Kou NOGUCHI
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Publication number: 20220208428Abstract: A flexible printed circuit board according to the present disclosures includes a base film having an insulating property, and a planar coil disposed on a surface of the base film, wherein a number of turns on an inside of a center point of a coil width of the planar coil in a plan view is greater than a number of turns on an outside of the center point.Type: ApplicationFiled: March 24, 2021Publication date: June 30, 2022Inventors: Yukie TSUDA, Yuichi NAKAMURA, Masanao YAMASHITA, Koji NITTA, Kou NOGUCHI
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Publication number: 20220200211Abstract: An electric wire with a terminal described herein includes a shielded electric wire 11 and an inner conductive member 20. The shielded electric wire 11 includes a covered wire 12 including a core wire 13 through which a signal for communication is transmitted and an insulation cover 14 that has insulation property and covers the core wire 13, a shielding portion 15 having electric conductive property and covering an outer periphery of the covered wire 12, and a sheath 16 covering an outer periphery of the shielding portion 15. The inner conductive member 20 is connected to the covered wire 12. The covered wire 12 has an end portion close to the inner conductive member 20 and the end portion is an uncovered portion 17 that is not covered with the sheath 16 and the shielding portion 15. The uncovered portion 17 is covered with an impedance adjustment member 80 that has electric conductive property.Type: ApplicationFiled: December 23, 2019Publication date: June 23, 2022Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Hiroyoshi MAESOBA, Toshifumi ICHIO, Kazuhiro YOSHIDA, Masanao YAMASHITA
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Patent number: 10566741Abstract: A shielded connector includes a dielectric module (20) having an L-shaped terminal fitting (24) attached to a dielectric (21) and an outer conductor (30) that houses the dielectric module (20). The outer conductor (30) has a housing (31) with a first opening (35) at a front, a second opening (36) at a rear of a lower surface, and an insertion port (37) at a rear end communicating with the second opening (36). A lid (43) is continuous with an edge of the insertion port (37) and is displaced from an open position where the insertion port (37) is opened to allow insertion of the dielectric module (20) into the module housing (31) to a closed position where the insertion port (37) is closed. With the lid (43) closed, an outer plate (47) on the lid (43) covers the holding portion (41) on the module housing (31) to prevent accidental release.Type: GrantFiled: June 19, 2017Date of Patent: February 18, 2020Assignees: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Hiroyoshi Maesoba, Kazuhiro Yoshida, Toshifumi Ichio, Masanao Yamashita
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Publication number: 20190207347Abstract: A shielded connector (A) includes a dielectric module (20) having an L-shaped terminal fitting (24) attached to a dielectric (21) and an outer conductor (30) that houses the dielectric module (20). The outer conductor (30) is a single component having: a box-shaped module housing portion (31) with a front end surface opened as a first opening (35), a rear end region of a lower surface opened as a second opening (36), and a rear end surface opened as an insertion port (37) communicating with the second opening (36). A plate-shaped lid portion (43) is continuous with an opening edge of the insertion port (37). The plate-shaped lid portion (43) is displaced from an open position where the insertion port (37) is opened to allow the dielectric module (20) to be inserted into the module housing portion (31) to a closed position where the insertion port (37) is closed.Type: ApplicationFiled: June 19, 2017Publication date: July 4, 2019Applicants: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Hiroyoshi Maesoba, Kazuhiro Yoshida, Toshifumi Ichio, Masanao Yamashita