Patents by Inventor Yasushi Nishioka
Yasushi Nishioka 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: 20240102908Abstract: This optical cell for sedimentation analysis has a pair of opposing surfaces through which light is transmitted, and two polarizing plates, in which each of the two polarizing plates is disposed in a crossed Nicols state on each of the inner surfaces of the pair of opposing surfaces.Type: ApplicationFiled: December 15, 2021Publication date: March 28, 2024Applicant: RESONAC CORPORATIONInventors: Yasunao MIYAMURA, Ayako NISHIOKA, Yasushi KADOWAKI, Kuniaki YAMATAKE, Masanao HARA, Shigeru YAMAKI, Hideki OHATA
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Patent number: 11209504Abstract: A magneto-resistive effect element includes a magnetization free layer, an intermediate layer, and a magnetization pinned layer. The magnetization free layer extends along a first plane. The intermediate layer extends along the first plane, and is stacked on the magnetization free layer. The magnetization pinned layer extends along the first plane, and is provided on side opposite to the magnetization free layer with the intermediate layer being interposed therebetween. Here, the magnetization free layer includes an end surface that has a maximum inclination angle of 42° or less relative to the first plane.Type: GrantFiled: June 9, 2020Date of Patent: December 28, 2021Assignee: TDK CORPORATIONInventors: Kenzo Makino, Suguru Watanabe, Yasushi Nishioka, Hirokazu Takahashi
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Publication number: 20200300942Abstract: A magneto-resistive effect element includes a magnetization free layer, an intermediate layer, and a magnetization pinned layer. The magnetization free layer extends along a first plane. The intermediate layer extends along the first plane, and is stacked on the magnetization free layer. The magnetization pinned layer extends along the first plane, and is provided on side opposite to the magnetization free layer with the intermediate layer being interposed therebetween. Here, the magnetization free layer includes an end surface that has a maximum inclination angle of 42° or less relative to the first plane.Type: ApplicationFiled: June 9, 2020Publication date: September 24, 2020Applicant: TDK CORPORATIONInventors: Kenzo MAKINO, Suguru WATANABE, Yasushi NISHIOKA, Hirokazu TAKAHASHI
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Patent number: 10718828Abstract: A magneto-resistive effect element includes a magnetization free layer, an intermediate layer, and a magnetization pinned layer. The magnetization free layer extends along a first plane. The intermediate layer extends along the first plane, and is stacked on the magnetization free layer. The magnetization pinned layer extends along the first plane, and is provided on side opposite to the magnetization free layer with the intermediate layer being interposed therebetween. Here, the magnetization free layer includes an end surface that has a maximum inclination angle of 42° or less relative to the first plane.Type: GrantFiled: February 28, 2018Date of Patent: July 21, 2020Assignee: TDK CORPORATIONInventors: Kenzo Makino, Suguru Watanabe, Yasushi Nishioka, Hirokazu Takahashi
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Publication number: 20180292472Abstract: A magneto-resistive effect element includes a magnetization free layer, an intermediate layer, and a magnetization pinned layer. The magnetization free layer extends along a first plane. The intermediate layer extends along the first plane, and is stacked on the magnetization free layer. The magnetization pinned layer extends along the first plane, and is provided on side opposite to the magnetization free layer with the intermediate layer being interposed therebetween. Here, the magnetization free layer includes an end surface that has a maximum inclination angle of 42° or less relative to the first plane.Type: ApplicationFiled: February 28, 2018Publication date: October 11, 2018Applicant: TDK CORPORATIONInventors: Kenzo MAKINO, Suguru WATANABE, Yasushi NISHIOKA, Hirokazu TAKAHASHI
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Patent number: 8462467Abstract: A thin film magnetic head includes: a magneto resistance effect film of which electrical resistance varies corresponding to an external magnetic field; a pair of shields provided on both sides in a manner of sandwiching the MR film in a direction that is orthogonal to a film surface of the MR film; an anisotropy providing layer that provides exchange anisotropy to a first shield of the pair of shields in order to magnetize the first shield in a desired direction, and that is disposed on the opposite side from the MR film with respect to the first shield; and side shields that are disposed on both sides of the MR film in a track width direction and that include soft magnetic layers magnetically connected with the first shield.Type: GrantFiled: October 8, 2010Date of Patent: June 11, 2013Assignee: TDK CorporationInventors: Takumi Yanagisawa, Yasushi Nishioka, Takahiko Machita, Satoshi Miura, Takayasu Kanaya, Kenzo Makino, Yoshikazu Sawada, Takekazu Yamane, Naomichi Degawa, Kosuke Tanaka, Soji Koide, Daisuke Miyauchi
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Thin film magnetic head including spin-valve film with free layer magnetically connected with shield
Patent number: 8437106Abstract: A thin film magnetic head includes; an MR film that includes a pinned layer of which a magnetization direction is pinned, a free layer of which a magnetization direction varies, and a spacer that is disposed therebetween; a pair of shields that are disposed on both sides sandwiching the MR film in a direction orthogonal to a film surface of the MR film; and an anisotropy providing layer that provides anisotropy to a first shield so that the first shield is magnetized in a desired direction, and that is disposed on an opposite side from the MR film with respect to the first shield. The MR film includes a magnetic coupling layer that is disposed between the first shield and the free layer and that magnetically couples the first shield with the free layer.Type: GrantFiled: October 8, 2010Date of Patent: May 7, 2013Assignee: TDK CorporationInventors: Takumi Yanagisawa, Yasushi Nishioka, Takahiko Machita, Satoshi Miura, Takayasu Kanaya, Kenzo Makino, Yoshikazu Sawada, Takekazu Yamane, Naomichi Degawa, Kosuke Tanaka, Soji Koide, Daisuke Miyauchi -
Patent number: 8351157Abstract: This thin film magnetic head has a magnetic read head and a magnetic write head each having respective end surfaces exposed to an ABS. The magnetic read head includes a magnetic reader including an end surface exposed to the ABS, first heat generator disposed on an opposite side of the magnetic reader from the ABS, and first temperature detector disposed closer to the ABS than the first heat generator is. The magnetic write head includes a magnetic pole having an end surface exposed to the ABS, second heat generator, and second temperature detector disposed closer to the ABS than the second heat generator is. The first heat generator and the first temperature detector adjust the protrusion of the magnetic read head, and the second heat generator and the second temperature detector adjust the protrusion of the magnetic write head.Type: GrantFiled: July 6, 2010Date of Patent: January 8, 2013Assignee: TDK CorporationInventors: Yasushi Nishioka, Kazumi Nakatogawa, Takayasu Kanaya
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THIN FILM MAGNETIC HEAD INCLUDING SPIN-VALVE FILM WITH FREE LAYER MAGNETICALLY CONNECTED WITH SHIELD
Publication number: 20120087045Abstract: A thin film magnetic head includes; an MR film that includes a pinned layer of which a magnetization direction is pinned, a free layer of which a magnetization direction varies, and a spacer that is disposed therebetween; a pair of shields that are disposed on both sides sandwiching the MR film in a direction orthogonal to a film surface of the MR film; and an anisotropy providing layer that provides anisotropy to a first shield so that the first shield is magnetized in a desired direction, and that is disposed on an opposite side from the MR film with respect to the first shield. The MR film includes a magnetic coupling layer that is disposed between the first shield and the free layer and that magnetically couples the first shield with the free layer.Type: ApplicationFiled: October 8, 2010Publication date: April 12, 2012Applicant: TDK CorporationInventors: Takumi Yanagisawa, Yasushi Nishioka, Takahiko Machita, Satoshi Miura, Takayasu Kanaya, Kenzo Makino, Yoshikazu Sawada, Takekazu Yamane, Naomichi Degawa, Kosuke Tanaka, Soji Koide, Daisuke Miyauchi -
Publication number: 20120087046Abstract: A thin film magnetic head includes: a magneto resistance effect film of which electrical resistance varies corresponding to an external magnetic field; a pair of shields provided on both sides in a manner of sandwiching the MR film in a direction that is orthogonal to a film surface of the MR film; an anisotropy providing layer that provides exchange anisotropy to a first shield of the pair of shields in order to magnetize the first shield in a desired direction, and that is disposed on the opposite side from the MR film with respect to the first shield; and side shields that are disposed on both sides of the MR film in a track width direction and that include soft magnetic layers magnetically connected with the first shield.Type: ApplicationFiled: October 8, 2010Publication date: April 12, 2012Applicant: TDK CorporationInventors: Takumi Yanagisawa, Yasushi Nishioka, Takahiko Machita, Satoshi Miura, Takayasu Kanaya, Kenzo Makino, Yoshikazu Sawada, Takekazu Yamane, Naomichi Degawa, Kosuke Tanaka, Soji Koide, Daisuke Miyauchi
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Publication number: 20120008230Abstract: This thin film magnetic head has a magnetic read head and a magnetic write head each having respective end surfaces exposed to an ABS. The magnetic read head includes a magnetic reader including an end surface exposed to the ABS, first heat generator disposed on an opposite side of the magnetic reader from the ABS, and first temperature detector disposed closer to the ABS than the first heat generator is. The magnetic write head includes a magnetic pole having an end surface exposed to the ABS, second heat generator, and second temperature detector disposed closer to the ABS than the second heat generator is. The first heat generator and the first temperature detector adjust the protrusion of the magnetic read head, and the second heat generator and the second temperature detector adjust the protrusion of the magnetic write head.Type: ApplicationFiled: July 6, 2010Publication date: January 12, 2012Applicant: TDK CORPORATIONInventors: Yasushi NISHIOKA, Kazumi Nakatogawa, Takayasu Kanaya
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Patent number: 7956372Abstract: A light emitting device includes a light emitting diode chip, a heat conductive plate mounting thereon the light emitting diode chip, a sub-mount member disposed between said light emitting diode chip and said heat conductive plate, a dielectric substrate stacked on the heat conductive plate and being formed with a through-hole through which the sub-mount member is exposed, an encapsulation member for encapsulation of said light emitting diode chip, and a lens superimposed on the encapsulation member. The sub-mount member is formed around a coupling portion of the light emitting diode chip with a reflective film which reflects a light emitted from a side face of the light emitting diode chip. The sub-mount member is selected to have a thickness such that the reflecting film has its surface spaced away from said heat conductive plate by a greater distance than said dielectric substrate.Type: GrantFiled: December 28, 2005Date of Patent: June 7, 2011Assignee: Panasonic Electric Works Co., Ltd.Inventors: Kazuo Kamada, Yasushi Nishioka, Youji Urano
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Patent number: 7948001Abstract: A light-emitting device held on a fixture body includes an LED chip, a heat transfer plate made of a thermally conductive material on which the LED chip is mounted, a wiring board having, on one side, patterned conductors, for supplying an electric power to the LED chip and formed with an aperture (exposure part) through which a LED chip mount surface of the heat transfer plate is exposed, an encapsulation part in which the LED chip is encapsulated on the one side of the wiring board, and a dome-shaped color-changing member made of a fluorescent material and an optically transparent material and placed on the one side of the wiring board. The light-emitting device is bonded to the fixture body with an insulating layer interposed therebetween, and the insulating layer has electrical insulating properties and is interposed between the heat transfer plate and the fixture body to thermally couple the same.Type: GrantFiled: September 20, 2006Date of Patent: May 24, 2011Assignee: Panasonic Electric Works, Co., Ltd.Inventors: Kazuo Kamada, Yasushi Nishioka, Youji Urano
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Publication number: 20100148196Abstract: A light-emitting device held on a fixture body includes an LED chip, a heat transfer plate made of a thermally conductive material on which the LED chip is mounted, a wiring board having, on one side, patterned conductors, for supplying an electric power to the LED chip and formed with an aperture (exposure part) through which a LED chip mount surface of the heat transfer plate is exposed, an encapsulation part in which the LED chip is encapsulated on the one side of the wiring board, and a dome-shaped color-changing member made of a fluorescent material and an optically transparent material and placed on the one side of the wiring board. The light-emitting device is bonded to the fixture body with an insulating layer interposed therebetween, and the insulating layer has electrical insulating properties and is interposed between the heat transfer plate and the fixture body to thermally couple the same.Type: ApplicationFiled: September 20, 2006Publication date: June 17, 2010Applicant: MATSUSHITA ELECTRIC WORKS, LTD.Inventors: Kazuo Kamada, Yasushi Nishioka, Youji Urano
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Publication number: 20090267093Abstract: A light emitting device includes a light emitting diode chip, a heat conductive plate mounting thereon the light emitting diode chip, a sub-mount member disposed between said light emitting diode chip and said heat conductive plate, a dielectric substrate stacked on the heat conductive plate and being formed with a through-hole through which the sub-mount member is exposed, an encapsulation member for encapsulation of said light emitting diode chip, and a lens superimposed on the encapsulation member. The sub-mount member is formed around a coupling portion of the light emitting diode chip with a reflective film which reflects a light emitted from a side face of the light emitting diode chip. The sub-mount member is selected to have a thickness such that the reflecting film has its surface spaced away from said heat conductive plate by a greater distance than said dielectric substrate.Type: ApplicationFiled: December 28, 2005Publication date: October 29, 2009Applicant: MATSUSHITA ELECTRIC WORKS, LTD.Inventors: Kazuo Kamada, Yasushi Nishioka, Youji Urano
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Publication number: 20090161267Abstract: According to an aspect of an embodiment, a ferromagnetic tunnel junction device includes: a first pinned magnetic member including a ferromagnetic material having a boron atom; a second pinned magnetic member including a ferromagnetic material on the first pinned magnetic member, the content of the boron atom in the second pinned member being smaller than that in the first pinned member; and a first free magnetic member superposed with respect to the second pinned layer, including a ferromagnetic material. The ferromagnetic tunnel junction device further includes: an insulating layer between the second pinned magnetic layer and the first free magnetic layer; and a second free magnetic member including a ferromagnetic material having a boron atom on the first free magnetic member, the content of the boron atom in the second free member being smaller than that in the first free member.Type: ApplicationFiled: December 19, 2008Publication date: June 25, 2009Applicant: FUJITSU LIMITEDInventors: Kenichi KAWAI, Yasushi Nishioka, Yusuke Hamada
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Patent number: 4747786Abstract: A coaxial cable connector a body of which has, on one surface, a receptacle including first and second terminal members for electric connection thereto of an end plug of a coaxial cable and, on other surfaces, means for mounting the connector, in common, to a generally used mounting frame for house wiring modules, to be contributive to simplification of house wiring works and prevention of any deterioration of the electric connection.Type: GrantFiled: April 3, 1987Date of Patent: May 31, 1988Assignee: Matsushita Electric Works, Ltd.Inventors: Hideo Hayashi, Yasushi Nishioka