Patents by Inventor Minoru Ota
Minoru Ota 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: 12609574Abstract: The motor includes a circuit board that controls the generation of a magnetic field for rotating a rotor by supplying currents to coils, and a slit terminal (60U) that electrically connects a winding wire to the circuit board. The slit terminal (60U) includes a pair of legs (63A, 63B) arranged to face each other across the winding wire (244U) at an interval that is narrower than a diameter of a core wire. A motor bracket includes a terminal holder (43U) that has peeled piece accommodation spaces (52A, 52B) for accommodating the peeled pieces (245U) peeled off from the winding wire (244U) press-fitted between the pair of legs (63A, 63B).Type: GrantFiled: October 30, 2023Date of Patent: April 21, 2026Assignee: MITSUBA CorporationInventors: Satoshi Nagamoto, Keiichi Hosoi, Minoru Ota, Hiroshi Uehara, Tomohiko Mita
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Patent number: 12595600Abstract: A double raschel warp knitting machine including: a pair of frontside jacquard bars JB2, 3 and a pair of backside jacquard bars JB4, 5 as jacquard bars, in which each of the frontside jacquard bars JB2, 3 and the backside jacquard bars JB4, 5 is a half-gauge jacquard bar; and at least one frontside ground guide bar GB1 provided on the front side of the frontside jacquard bars JB2, 3 and at least one backside ground guide bar GB6, 7, 8 provided on the back side of the backside jacquard bars JB4, 5, as ground guide bars. The double raschel warp knitting machine is characterized in that the four half-gauge jacquard bars have jacquard guides at the same positions in the width direction of the knitting machine.Type: GrantFiled: March 14, 2023Date of Patent: April 7, 2026Assignee: KARL MAYER STOLL R&D GMBHInventors: Minoru Ota, Kazuhiro Ozawa, Tomokazu Igarashi, Rieko Kitagawa
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Patent number: 12225830Abstract: A magnetoresistance effect element includes a magnetic recording layer which includes a ferromagnetic material, a non-magnetic layer laminated on the magnetic recording layer, and a magnetization reference layer which is laminated on the non-magnetic layer. The magnetic recording layer includes a first ferromagnetic layer, a spacer layer, and a second ferromagnetic layer in order from the non-magnetic layer. The first ferromagnetic layer and the second ferromagnetic layer are antiferromagnetically coupled to each other.Type: GrantFiled: December 6, 2021Date of Patent: February 11, 2025Assignee: TDK CORPORATIONInventors: Shogo Yamada, Minoru Ota, Tatsuo Shibata
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Publication number: 20240420785Abstract: A magnetic domain wall motion element includes a wiring layer including a first ferromagnetic layer and configured to extend in a first direction, a second ferromagnetic layer, and a spacer layer sandwiched between the wiring layer and the second ferromagnetic layer. In any cross section of the wiring layer taken along a plane perpendicular to the first direction, a first thickness of the wiring layer at a center in a width direction is thinner than a second thickness of the wiring layer at a first outer. peripheral portion outside the center in the width direction.Type: ApplicationFiled: October 21, 2021Publication date: December 19, 2024Applicant: TDK CORPORATIONInventors: Shogo YONEMURA, Tatsuo SHIBATA, Minoru OTA
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Publication number: 20240352634Abstract: A double raschel warp knitting machine including: a pair of frontside jacquard bars JB2, 3 and a pair of backside jacquard bars JB4, 5 as jacquard bars, in which each of the frontside jacquard bars JB2, 3 and the backside jacquard bars JB4, 5 is a half-gauge jacquard bar; and at least one frontside ground guide bar GB1 provided on the front side of the frontside jacquard bars JB2, 3 and at least one backside ground guide bar GB6, 7, 8 provided on the back side of the backside jacquard bars JB4, 5, as ground guide bars. The double raschel warp knitting machine is characterized in that the four half-gauge jacquard bars have jacquard guides at the same positions in the width direction of the knitting machine.Type: ApplicationFiled: March 14, 2023Publication date: October 24, 2024Applicant: KARL MAYER STOLL R&D GmbHInventors: Minoru Ota, Kazuhiro Ozawa, Tomokazu Igarashi, Rieko Kitagawa
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Publication number: 20240268237Abstract: A magnetic domain wall motion element includes a magnetic domain wall motion layer in which a magnetic domain wall is formed, a ferromagnetic layer, and a nonmagnetic layer interposed between the magnetic domain wall motion layer and the ferromagnetic layer, wherein at least a portion of a first surface of the magnetic domain wall motion layer on a side closer to the ferromagnetic layer, at a position overlapping with the ferromagnetic layer in a plan view in a laminating direction, is curved.Type: ApplicationFiled: August 3, 2021Publication date: August 8, 2024Applicant: TDK CORPORATIONInventors: Minoru OTA, Tatsuo SHIBATA
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Publication number: 20240204601Abstract: The motor includes a circuit board that controls the generation of a magnetic field for rotating a rotor by supplying currents to coils, and a slit terminal (60U) that electrically connects a winding wire to the circuit board. The slit terminal (60U) includes a pair of legs (63A, 63B) arranged to face each other across the winding wire (244U) at an interval that is narrower than a diameter of a core wire. A motor bracket includes a terminal holder (43U) that has peeled piece accommodation spaces (52A, 52B) for accommodating the peeled pieces (245U) peeled off from the winding wire (244U) press-fitted between the pair of legs (63A, 63B).Type: ApplicationFiled: October 30, 2023Publication date: June 20, 2024Applicant: MITSUBA CorporationInventors: SATOSHI NAGAMOTO, KEIICHI HOSOI, MINORU OTA, HIROSHI UEHARA, TOMOHIKO MITA
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Patent number: 11991931Abstract: A magnetic recording layer according to this embodiment has a magnetic domain wall inside and contains a rare gas element.Type: GrantFiled: December 17, 2020Date of Patent: May 21, 2024Assignee: TDK CORPORATIONInventors: Minoru Ota, Tatsuo Shibata
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Patent number: 11696512Abstract: A magnetic domain wall moving element according to an embodiment includes: a magnetic recording layer, a ferromagnetic layer, and a non-magnetic layer arranged between the magnetic recording layer and the ferromagnetic layer, wherein the ferromagnetic layer contains an additive element dispersed therein, and the additive element is one or more of H, He, Ne, Ar, Kr, Xe, N, C, Ag, Cu, Hg, Au, Pb, Zn, and Bi.Type: GrantFiled: January 5, 2021Date of Patent: July 4, 2023Assignee: TDK CORPORATIONInventors: Minoru Ota, Tatsuo Shibata, Minoru Sanuki
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Patent number: 11489109Abstract: A magnetoresistive effect element includes a magnetization fixed layer, a magnetization free layer, and a non-magnetic spacer layer that is stacked between the magnetization fixed layer and the magnetization free layer. The magnetization free layer includes a first free layer and a second free layer that are formed of a ferromagnetic material, and a magnetic coupling layer that is stacked between the first free layer and the second free layer. The first free layer and the second free layer are magnetically coupled to each other by exchange coupling via the magnetic coupling layer such that magnetization directions of the first free layer and the second free layer are antiparallel to each other. The magnetic coupling layer is a non-magnetic layer that includes Ir and at least one of the following elements: Fe, Co and Ni.Type: GrantFiled: November 19, 2020Date of Patent: November 1, 2022Assignee: TDK CORPORATIONInventors: Yohei Shiokawa, Minoru Ota, Tomoyuki Sasaki, Yoshitomo Tanaka
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Publication number: 20220216394Abstract: A magnetic domain wall moving element according to an embodiment includes: a magnetic recording layer, a ferromagnetic layer, and a non-magnetic layer arranged between the magnetic recording layer and the ferromagnetic layer, wherein the ferromagnetic layer contains an additive element dispersed therein, and the additive element is one or more of H, He, Ne, Ar, Kr, Xe, N, C, Ag, Cu, Hg, Au, Pb, Zn, and Bi.Type: ApplicationFiled: January 5, 2021Publication date: July 7, 2022Applicant: TDK CORPORATIONInventors: Minoru OTA, Tatsuo SHIBATA, Minoru SANUKI
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Publication number: 20220165934Abstract: A magnetoresistance effect element includes a magnetic recording layer which includes a ferromagnetic material, a non-magnetic layer laminated on the magnetic recording layer, and a magnetization reference layer laminated on the non-magnetic layer. The magnetic recording layer includes a first ferromagnetic layer, a spacer layer, and a second ferromagnetic layer in order from the non-magnetic layer. The first ferromagnetic layer and the second ferromagnetic layer are antiferromagnetically coupled to each other. The magnetic recording layer has a central region in which a product of film thickness and saturation magnetization of the first ferromagnetic layer is greater than a product of a film thickness and saturation magnetization of the second ferromagnetic layer, and an outer region in which the product of the film thickness and the saturation magnetization of the first ferromagnetic layer is smaller than the product of the film thickness and the saturation magnetization of the second ferromagnetic layer.Type: ApplicationFiled: December 6, 2021Publication date: May 26, 2022Applicant: TDK CORPORATIONInventors: Shogo YAMADA, Minoru OTA, Tatsuo SHIBATA
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Patent number: 11245314Abstract: A positioning and fixing apparatus that fixes a position of a stator core includes a plurality of positioners that are displaced so as to approach or separate from the stator core, by a positioner displacing unit. One of the positioners is an engager that engages with a first tab section being an engaging section. First, the engager engages with the first tab section, and then, pressers being the remainder of the positioners position a certain region of the stator core.Type: GrantFiled: August 29, 2019Date of Patent: February 8, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Takashi Yoshida, Takao Inoue, Osamu Shino, Minoru Ota
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Publication number: 20210151667Abstract: A magnetoresistive effect element includes a magnetization fixed layer, a magnetization free layer, and a non-magnetic spacer layer that is stacked between the magnetization fixed layer and the magnetization free layer. The magnetization free layer includes a first free layer and a second free layer that are formed of a ferromagnetic material, and a magnetic coupling layer that is stacked between the first free layer and the second free layer. The first free layer and the second free layer are magnetically coupled to each other by exchange coupling via the magnetic coupling layer such that magnetization directions of the first free layer and the second free layer are antiparallel to each other. The magnetic coupling layer is a non-magnetic layer that includes Ir and at least one of the following elements: Fe, Co and Ni.Type: ApplicationFiled: November 19, 2020Publication date: May 20, 2021Applicant: TDK CORPORATIONInventors: Yohei SHIOKAWA, Minoru OTA, Tomoyuki SASAKI, Yoshitomo TANAKA
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Publication number: 20210104662Abstract: A magnetic recording layer according to this embodiment has a magnetic domain wall inside and contains a rare gas element.Type: ApplicationFiled: December 17, 2020Publication date: April 8, 2021Applicant: TDK CORPORATIONInventors: Minoru OTA, Tatsuo SHIBATA
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Patent number: 10871528Abstract: A magnetoresistive effect element includes a magnetization fixed layer, a magnetization free layer, and a non-magnetic spacer layer that is stacked between the magnetization fixed layer and the magnetization free layer. The magnetization fixed layer includes a first fixed layer and a second fixed layer that are formed of a ferromagnetic material, and a magnetic coupling layer that is stacked between the first fixed layer and the second fixed layer. The first fixed layer and the second fixed layer are magnetically coupled to each other by exchange coupling via the magnetic coupling layer such that magnetization directions of the first fixed layer and the second fixed layer are antiparallel to each other. The magnetic coupling layer is a non-magnetic layer that includes Ir and at least one of the following elements: Cr, Mn, Fe, Co and Ni.Type: GrantFiled: October 27, 2017Date of Patent: December 22, 2020Assignee: TDK CORPORATIONInventors: Yohei Shiokawa, Minoru Ota, Tomoyuki Sasaki, Yoshitomo Tanaka
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Patent number: 10829877Abstract: Provided is a warp knitting machine capable of irregularities conforming to a pattern in a warp knitted fabric. The warp knitting machine according to an embodiment is a double raschel machine, and includes at least one guide bar GB5 between a pair of jacquard bars at a front side (JB3, JB4), and a pair of jacquard bars at a back side (JB6, JB7).Type: GrantFiled: August 27, 2018Date of Patent: November 10, 2020Assignee: NIPPON MAYER LTD.Inventors: Hirokazu Takayama, Minoru Ota, Kazuhiro Osawa, Sachiko Koide, Isao Takaoka
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Patent number: 10720811Abstract: An electric motor for vehicle including a stator; a stator support member; a rotation shaft; a rotor including a bottom wall and a peripheral wall, in which the peripheral wall is provided with a magnet and the bottom wall is configured to be combined with the rotation shaft; and a bearing holder including a tube part, and a water drip hole is formed on a vertically lower side of the tube part, the stator support member being provided with a bearing holder insertion part including a boss part into which the tube part is configured to be inserted, wherein a water drain structure configured to drain a water drop from the water drip hole is provided along a circumferential direction of an inner circumferential surface of the boss part in a vertically lower area of the inner circumferential surface of the boss part.Type: GrantFiled: May 27, 2016Date of Patent: July 21, 2020Assignee: Mitsuba CorporationInventors: Keiichi Hosoi, Shuichi Tsujiyama, Mikio Kawamura, Shingo Watanabe, Hiroki Masuyama, Takeshi Tonegawa, Minoru Ota
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Patent number: 10665375Abstract: The present disclosure is directed to a spin current magnetization rotational element, a spin-orbit-torque magnetoresistance effect element, a magnetic memory, and a high-frequency magnetic element which can efficiently generate a pure spin current and reduce a reversal current density. The spin current magnetization rotational element includes: a spin-orbit torque wiring extending in a first direction; and a first ferromagnetic layer laminated in a second direction which intersects the first direction, wherein the spin-orbit torque wiring includes at least one rare gas element of Ar, Kr, and Xe.Type: GrantFiled: August 29, 2018Date of Patent: May 26, 2020Assignee: TDK CORPORATIONInventors: Minoru Ota, Tomoyuki Sasaki, Hirokazu Takahashi
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Publication number: 20200076280Abstract: A positioning and fixing apparatus that fixes a position of a stator core includes a plurality of positioners that are displaced so as to approach or separate from the stator core, by a positioner displacing unit. One of the positioners is an engager that engages with a first tab section being an engaging section. First, the engager engages with the first tab section, and then, pressers being the remainder of the positioners position a certain region of the stator core.Type: ApplicationFiled: August 29, 2019Publication date: March 5, 2020Inventors: Takashi Yoshida, Takao Inoue, Osamu Shino, Minoru Ota