Patents by Inventor Kazuhisa Kitamura
Kazuhisa Kitamura 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: 11527351Abstract: A surface-mount inductor includes an element assembly having a core, a coil, and a magnetic material; and a pair of external terminals on a mounting surface of the element assembly. The core has a base portion and a columnar portion on an upper surface of the base portion. The coil is disposed on the base portion, and has a wound portion on the columnar portion, and a pair of extended portions extended from the wound portion. The base portion has at least one ridge portion at which the upper surface and a side surface are in linear contact with each other. The pair of extended portions are each disposed such that a flat surface portion connected to a flat surface portion disposed at an inner side portion of a conductive wire located at an outer peripheral portion of the wound portion is close to the ridge portion.Type: GrantFiled: August 8, 2019Date of Patent: December 13, 2022Assignee: Murata Manufacturing Co., Ltd.Inventors: Kozo Sato, Mikiya Aoki, Hiroyuki Aoki, Kazuhisa Kitamura
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Patent number: 11268572Abstract: A rolling-sliding member that is high in hardness and continues to have a passivation film reliably even after being subjected to a process that does not require any processing for removal of scale, etc., as well as a rolling bearing using the same and a method for manufacturing the rolling-sliding member.Type: GrantFiled: November 12, 2019Date of Patent: March 8, 2022Assignees: JTEKT CORPORATION, DAIDO STEEL CO., LTD.Inventors: Nao Inazaki, Fumihiro Furukawa, Kanji Kawasaki, Hisato Nishisaka, Tomoya Hattori, Kazuhisa Kitamura, Yusuke Kusafuka, Keita Hinoshita, Hiroyuki Takabayashi, Kazuhisa Ishida
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Patent number: 11215230Abstract: A rolling-sliding member that is high in hardness and continues to have a passivation film reliably even after being subjected to a process that does not require any processing for removal of scale etc., as well as a rolling bearing using the same and a method for manufacturing the rolling-sliding member.Type: GrantFiled: February 15, 2017Date of Patent: January 4, 2022Assignees: JTEKT CORPORATION, DAIDO STEEL CO., LTD.Inventors: Nao Inazaki, Fumihiro Furukawa, Kanji Kawasaki, Hisato Nishisaka, Tomoya Hattori, Kazuhisa Kitamura, Yusuke Kusafuka, Keita Hinoshita, Hiroyuki Takabayashi, Kazuhisa Ishida
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Patent number: 11087917Abstract: A surface-mount inductor includes an element assembly having a core, a coil, and a magnetic material; and a pair of external terminals on a mounting surface of the element assembly. The core has a base portion and a columnar portion on an upper surface of the base portion. The coil is disposed on the base portion, and has a wound portion on the columnar portion, and a pair of extended portions extended from the wound portion. In a cross-section parallel to a winding axis, the wound portion has, in at least a part of a region where the upper stage and the lower stage are in contact with or oppose each other, a boundary surface formed by one portion of a conductive wire at one of upper and lower stage sides being in contact with or opposing a plurality of portions of the conductive wire at the other side.Type: GrantFiled: August 6, 2019Date of Patent: August 10, 2021Assignee: Murata Manufacturing Co., Ltd.Inventors: Kozo Sato, Mikiya Aoki, Hiroyuki Aoki, Kazuhisa Kitamura
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Patent number: 10805557Abstract: An object is to clarify a relation between a partial area on an image and a voice corresponding to the area when providing them to a user. A control section acquires an image such as a fisheye moving image stored in a storage section and a voice corresponding to this image from the storage section, specifies a partial area on a plane of the entire area of the acquired image, acquires a voice from a direction corresponding to the specified partial area among all acquired voices and outputs this voice from a loudspeaker section.Type: GrantFiled: September 14, 2018Date of Patent: October 13, 2020Assignee: CASIO COMPUTER CO., LTD.Inventor: Kazuhisa Kitamura
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Patent number: 10763025Abstract: A surface-mount inductor includes an element assembly having a core, a coil, and a magnetic material; and a pair of external terminals disposed on a mounting surface of the element assembly. The core has a base portion and a columnar portion on an upper surface of the base portion. The coil is disposed on the base portion, and has a wound portion on the columnar portion, and a pair of extended portions extended from the wound portion toward a side surface of the base portion. The magnetic material includes the coil and covers at least a part of the core. The external terminals are disposed on the mounting surface of the element assembly and connected to the extended portions. The surface-mount inductor has, on a surface at a mounting surface side of the wound portion, a curved portion that is curved toward a side opposite to the mounting surface.Type: GrantFiled: August 6, 2019Date of Patent: September 1, 2020Assignee: Murata Manufacturing Co., Ltd.Inventors: Kozo Sato, Mikiya Aoki, Hiroyuki Aoki, Kazuhisa Kitamura
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Publication number: 20200152373Abstract: A surface-mount inductor includes an element assembly having a core, a coil, and a magnetic material; and a pair of external terminals on a mounting surface of the element assembly. The core has a base portion and a columnar portion on an upper surface of the base portion. The coil is disposed on the base portion, and has a wound portion on the columnar portion, and a pair of extended portions extended from the wound portion. In a cross-section parallel to a winding axis, the wound portion has, in at least a part of a region where the upper stage and the lower stage are in contact with or oppose each other, a boundary surface formed by one portion of a conductive wire at one of upper and lower stage sides being in contact with or opposing a plurality of portions of the conductive wire at the other side.Type: ApplicationFiled: August 6, 2019Publication date: May 14, 2020Applicant: Murata Manufacturing Co., Ltd.Inventors: Kozo SATO, Mikiya AOKI, Hiroyuki AOKI, Kazuhisa KITAMURA
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Publication number: 20200152367Abstract: A surface-mount inductor includes an element assembly having a core, a coil, and a magnetic material; and a pair of external terminals disposed on a mounting surface of the element assembly. The core has a base portion and a columnar portion on an upper surface of the base portion. The coil is disposed on the base portion, and has a wound portion on the columnar portion, and a pair of extended portions extended from the wound portion toward a side surface of the base portion. The magnetic material includes the coil and covers at least a part of the core. The external terminals are disposed on the mounting surface of the element assembly and connected to the extended portions. The surface-mount inductor has, on a surface at a mounting surface side of the wound portion, a curved portion that is curved toward a side opposite to the mounting surface.Type: ApplicationFiled: August 6, 2019Publication date: May 14, 2020Applicant: Murata Manufacturing Co., Ltd.Inventors: Kozo SATO, Mikiya AOKI, Hiroyuki AOKI, Kazuhisa KITAMURA
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Publication number: 20200152374Abstract: A surface-mount inductor includes an element assembly having a core, a coil, and a magnetic material; and a pair of external terminals on a mounting surface of the element assembly. The core has a base portion and a columnar portion on an upper surface of the base portion. The coil is disposed on the base portion, and has a wound portion on the columnar portion, and a pair of extended portions extended from the wound portion. The base portion has at least one ridge portion at which the upper surface and a side surface are in linear contact with each other. The pair of extended portions are each disposed such that a flat surface portion connected to a flat surface portion disposed at an inner side portion of a conductive wire located at an outer peripheral portion of the wound portion is close to the ridge portion.Type: ApplicationFiled: August 8, 2019Publication date: May 14, 2020Applicant: Murata Manufacturing Co., Ltd.Inventors: Kozo SATO, Mikiya AOKI, Hiroyuki AOKI, Kazuhisa KITAMURA
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Publication number: 20200080594Abstract: A rolling-sliding member that is high in hardness and continues to have a passivation film reliably even after being subjected to a process that does not require any processing for removal of scale, etc., as well as a rolling bearing using the same and a method for manufacturing the rolling-sliding member.Type: ApplicationFiled: November 12, 2019Publication date: March 12, 2020Applicants: JTEKT CORPORATION, DAIDO STEEL CO., LTD.Inventors: Nao INAZAKI, Fumihiro FURUKAWA, Kanji KAWASAKI, Hisato NISHISAKA, Tomoya HATTORI, Kazuhisa KITAMURA, Yusuke KUSAFUKA, Keita HINOSHITA, Hiroyuki TAKABAYASHI, Kazuhisa ISHIDA
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Publication number: 20190249718Abstract: A rolling-sliding member that is high in hardness and continues to have a passivation film reliably even after being subjected to a process that does not require any processing for removal of scale etc., as well as a rolling bearing using the same and a method for manufacturing the rolling-sliding member.Type: ApplicationFiled: February 15, 2017Publication date: August 15, 2019Applicants: JTEKT CORPORATION, DAIDO STEEL CO., LTD.Inventors: Nao INAZAKI, Fumihiro FURUKAWA, Kanji KAWASAKI, Hisato NISHISAKA, Tomoya HATTORI, Kazuhisa KITAMURA, Yusuke KUSAFUKA, Keita HINOSHITA, Hiroyuki TAKABAYASHI, Kazuhisa ISHIDA
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Patent number: 10360823Abstract: A label containing a base layer (A) and an adhesive layer (C) provided in contact with one surface of the base layer (A), wherein the base layer (A) contains a thermoplastic resin and at least one of inorganic fine powder and an organic filler, and the base layer (A) is stretched in at least one direction, and the film has an internal bond strength measured according to TAPPI T569 of from 0.4 to 0.95 kg·cm on a side of the adhesive layer (C) and from 0.4 to 1.5 kg·cm on a side opposite thereto, is easily recognized by the naked eye for the fact that the film has been peeled from an adherend, and is difficult to be restored by re-adhering after peeling.Type: GrantFiled: May 19, 2015Date of Patent: July 23, 2019Assignee: YUPO CORPORATIONInventors: Yuta Iwasawa, Kazuhisa Kitamura, Takahiro Zama
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Publication number: 20190194412Abstract: The present invention is to provide a resin film having both water impermeability and moisture permeability. The polyolefin stretched porous film according to an embodiment of the present invention contains a polyolefin-based resin and a fine filler having an average primary particle size of 0.05 to 0.8 ?m, and has a communicating void. Furthermore, the polyolefin stretched porous film according to an embodiment of the present invention contains a hydrophobizing agent, a water permeability measured in accordance with JIS Z 0221 is from 10000 to 85000 seconds, and a moisture permeability measured in accordance with JIS Z 0208 is from 300 to 2500 g/m2·24 h.Type: ApplicationFiled: December 8, 2016Publication date: June 27, 2019Applicant: YUPO CORPORATIONInventors: Shouichi ISHIMOTO, Yousuke HIROI, Kazuhisa KITAMURA
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Publication number: 20190098225Abstract: An object is to clarify a relation between a partial area on an image and a voice corresponding to the area when providing them to a user. A control section acquires an image such as a fisheye moving image stored in a storage section and a voice corresponding to this image from the storage section, specifies a partial area on a plane of the entire area of the acquired image, acquires a voice from a direction corresponding to the specified partial area among all acquired voices and outputs this voice from a loudspeaker section.Type: ApplicationFiled: September 14, 2018Publication date: March 28, 2019Inventor: Kazuhisa KITAMURA
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Patent number: 10242796Abstract: A surface-mount inductor including a coil formed by winding a rectangular wire and a molded body for accommodating the coil, where the coil includes: a first roll formed by winding a rectangular wire, a second roll formed by winding the rectangular wire in position adjacent to the first roll along the winding axis, and a third roll formed by winding the rectangular wire on the second roll in a partially overlapping manner in a position adjacent to and opposite from the first roll along the winding axis, the ends of the wire being brought out from the outermost turns of the first roll and the third roll as lead ends, and the winding axis is parallel with the mounting face and the lead ends being extended over the surface of the molded body, as well as the method for manufacturing the same.Type: GrantFiled: February 16, 2017Date of Patent: March 26, 2019Assignee: Murata Manufacturing Co., Ltd.Inventor: Kazuhisa Kitamura
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Publication number: 20190009491Abstract: The present invention provides an easily peelable laminate label including a base layer A, a brittle layer B, a visually recognizable layer C, an inhibition layer D, and a pressure-sensitive adhesive layer E; the brittle layer B, the visually recognizable layer C, and the inhibition layer D being laminated in this order between the base layer A and the pressure-sensitive adhesive layer E; the brittle layer B and the visually recognizable layer C being in contact with each other, the visually recognizable layer C and the inhibition layer D being in contact with each other, the inhibition layer D being disposed in a discontinuous pattern; and a form of failure when the easily peelable laminate label is subjected to 180° peeling being delamination and/or adhesive failure at an interface between the inhibition layer D and the layer in contact with the inhibition layer D.Type: ApplicationFiled: July 25, 2016Publication date: January 10, 2019Applicant: YUPO CORPORATIONInventors: Yuta IWASAWA, Takahiro ZAMA, Kazuhisa KITAMURA
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Patent number: 10049809Abstract: A surface-mount inductor including a coil formed by winding a rectangular wire, and a mounting body for accommodating the coil, the coil having first rolls of the wire wound in a two-roll arrangement, second rolls being wound at positions shifted away from the first rolls along the winding axis, and lead ends brought out from the outermost turn of the second rolls; the mounting body containing a protruded portion for inserting into the winding axis of the coil, and a pair of bottomed magnetic cores having slits respectively, the protruded portion being inserted into the winding axis of the coil so that the mounting body is embedded in the coil with sealant to incorporate the magnetic cores with the coil and to expose the core mounting face of the magnetic cores therefrom, as well as a method for manufacturing the same.Type: GrantFiled: November 19, 2015Date of Patent: August 14, 2018Assignee: Murata Manufacturing Co., Ltd.Inventor: Kazuhisa Kitamura
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Patent number: 9734941Abstract: A surface-mount inductor having a molded body which includes a coil formed by winding a rectangular wire and sealed by sealant having resin and filler, a surface of the molded body being a mounting face, the coil includes: first rolls wound in two-roll arrangement along the winding axis, the ends of the wire being placed at the outermost turn; and second rolls wound in positions adjacent to the first rolls and oppositely shifted along the winding axis, the inner diameter being equal to or larger than the outer diameter of the first rolls, the ends of the wire are brought out from the outermost turn of the second rolls as lead ends which are sealed in a manner that the winding axis is parallel with the mounting face and the lead ends are partially exposed at the mounting face, as well as a method for manufacturing the same.Type: GrantFiled: October 29, 2015Date of Patent: August 15, 2017Assignee: Murata Manufacturing Co., Ltd.Inventor: Kazuhisa Kitamura
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Publication number: 20170229240Abstract: A surface-mount inductor having a coil formed by winding a wire and a molded body for accommodating the coil, wherein the coil includes: a pair of first rolls of wire of a rectangular section which are wound in a two-roll arrangement, both ends of the wire being positioned at their outermost turns; and a pair of second rolls wound in positions adjacent to and each on opposite sides of the first rolls to partially overlap the first rolls, whereby the ends of the wire are brought out from the outermost turns of the second rolls as lead ends, with winding axis of the coil being parallel with the molded body and the lead ends extending over the surface of the mounting face.Type: ApplicationFiled: April 25, 2017Publication date: August 10, 2017Inventor: Kazuhisa KITAMURA
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Publication number: 20170162321Abstract: A surface-mount inductor including a coil formed by winding a rectangular wire and a molded body for accommodating the coil, where the coil includes: a first roll formed by winding a rectangular wire, a second roll formed by winding the rectangular wire in position adjacent to the first roll along the winding axis, and a third roll formed by winding the rectangular wire on the second roll in a partially overlapping manner in a position adjacent to and opposite from the first roll along the winding axis, the ends of the wire being brought out from the outermost turns of the first roll and the third roll as lead ends, and the winding axis is parallel with the mounting face and the lead ends being extended over the surface of the molded body, as well as the method for manufacturing the same.Type: ApplicationFiled: February 16, 2017Publication date: June 8, 2017Inventor: Kazuhisa KITAMURA