Patents by Inventor Masaki Endo
Masaki Endo 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: 20240364151Abstract: A stator core includes a core body a having a cylindrical shape and a bolt fixing portion which includes a bolt insertion hole extending in an axial direction and into which a fixing bolt is inserted, and is capable of being fastened to a housing by a fixing bolt while the fixing bolt is inserted into the bolt insertion hole. The core body is a laminate in which core sheets made of steel plates having an insulating resin layer on a surface are laminated. The bolt fixing portion is provided as a separate member from the core body and is attached to an outside of an outer peripheral surface of the core body in a radial direction.Type: ApplicationFiled: April 24, 2024Publication date: October 31, 2024Inventors: KEIJI KONDO, TOSHIHIRO TAKEI, YUICHI KUDOSE, HIROSHI ENDO, MASAKI OHIRA
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Publication number: 20240343051Abstract: A recording system includes a printer, a post-processing apparatus, and a first support to be mounted on a floor outside a mounting area of the printer. The printer includes a manual feed tray and an opening/closing portion each configured to be moved outward from a body of the printer to enable a process. The post-processing apparatus is located, in a Z direction, above the manual feed tray and the opening/closing portion that were moved. The first support supports the post-processing apparatus and forms a space in which the manual feed tray and the opening/closing portion are moved.Type: ApplicationFiled: June 24, 2024Publication date: October 17, 2024Inventors: Masaki MIYAZAWA, Chiaki ENDO, Hirohisa ADACHI
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Publication number: 20240298548Abstract: A magnetoresistive element according to the present embodiment includes a first magnetic layer (11) stacked on a base layer (10), a second magnetic layer (13), and a first nonmagnetic layer (12) arranged between the first magnetic layer (11) and the second magnetic layer (13). The first nonmagnetic layer (12) includes an insulating material including fluorine.Type: ApplicationFiled: February 4, 2022Publication date: September 5, 2024Inventors: YUTAKA HIGO, LUI SAKAI, MASAKI ENDO, HIROYUKI OHMORI, MASANORI HOSOMI, TAKAYUKI NOZAKI, KAY YAKUSHIJI, MAKOTO KONOTO, TATSUYA YAMAMOTO, TOMOHIRO NOZAKI, SHINJI YUASA
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Publication number: 20240292759Abstract: A magnetic memory element (10) includes a reference layer (11) of which a magnetization direction is fixed, a tunnel barrier layer (12) provided on the reference layer (11), a magnetic storage layer (13) that is provided on the tunnel barrier layer (12) and of which a magnetization direction is changeable, a high Hk application layer (14) that is provided on the magnetic storage layer (13) and improves magnetic anisotropy of the magnetic storage layer (13), and a Cap layer (15) provided on the high Hk application layer (14), and a material of the high Hk application layer (14) is different from a material of the Cap layer (15), and the material of the high Hk application layer (14) is a high melting point metal.Type: ApplicationFiled: March 2, 2022Publication date: August 29, 2024Inventors: YO SATO, EIJI KARIYADA, HIRONOBU TANIGAWA, HIROKI TANABE, HIROYUKI UCHIDA, MASAKI ENDO, YUITO KAGEYAMA
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Publication number: 20240290529Abstract: Disclosed herein is a coil component that includes plural conductor layers embedded in the element body, first and second bump conductors, and first and second dummy bump conductors. Each of the conductor layers includes a coil pattern, first and second connection patterns respectively connected to the first and second bump conductors, and first and second dummy connection patterns respectively connected to the first and second dummy bump conductors. The conductor layers include first and second conductor layers. The first dummy connection pattern included in each of the first and second conductor layers has a cutout part. At least a part of the outer peripheral end of the coil pattern included in each of the first and second conductor layers is disposed within the cutout part.Type: ApplicationFiled: February 21, 2024Publication date: August 29, 2024Inventors: Mitsuru MIURA, Tomonaga NISHIKAWA, Masaki ENDO, Kazufumi SHIOIRI, Futa GAKIYA, Hiroki NAKAGOMI
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Patent number: 12043043Abstract: A recording system includes a printer, a post-processing apparatus, and a first support to be mounted on a floor outside a mounting area of the printer. The printer includes a manual feed tray and an opening/closing portion each configured to be moved outward from a body of the printer to enable a process. The post-processing apparatus is located, in a Z direction, above the manual feed tray and the opening/closing portion that were moved. The first support supports the post-processing apparatus and forms a space in which the manual feed tray and the opening/closing portion are moved.Type: GrantFiled: July 26, 2022Date of Patent: July 23, 2024Assignee: Seiko Epson CorporationInventors: Masaki Miyazawa, Chiaki Endo, Hirohisa Adachi
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Publication number: 20240203625Abstract: To suppress an increase in DC resistance due to surface roughening in a coil component including a spiral pattern. A coil component manufacturing method includes: a first step of forming a conductor layer including a spiral pattern spirally wound in a plurality of turns; a second step of selectively roughening an upper surface and an upper region of a peripheral-direction side surface of the spiral pattern; and a third step of forming an insulating resin layer so as to embed therein the conductor layer, and the first to third steps are repeatedly performed. Since the upper surface and the upper region of the side surface of the spiral pattern are selectively roughened, it is possible to suppress an increase in DC resistance due to excessive roughening at the lower region of the side surface.Type: ApplicationFiled: March 18, 2022Publication date: June 20, 2024Inventors: Michitaka OKAZAKI, Ikuya KOKUBO, Takuya TAKEUCHI, Masaki ENDO, Masaki YONEYAMA
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Publication number: 20240062949Abstract: Disclosed herein is a coil component that includes a coil conductor embedded in the element body; a first bump conductor exposed to the mounting surface and the first and side surfaces; a second bump conductor exposed to the mounting surface and the second and fourth side surfaces; a first dummy bump conductor exposed to the mounting surface and the first and fourth side surfaces; a second dummy bump conductor exposed to the mounting surface and the second and third side surfaces; a first conductive resin layer connecting the first bump conductor and first dummy bump conductor; and a second conductive resin layer connecting the second bump conductor and the second dummy bump conductor. The first and bump conductors and the first and second dummy bump conductors are not covered at least partly with the first conductive resin layer.Type: ApplicationFiled: August 7, 2023Publication date: February 22, 2024Inventors: Masaki ENDO, Tomonaga NISHIKAWA, Mitsuru MIURA, Eisuke YONEKURA, Akira MOTOHASHI
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Publication number: 20230317358Abstract: Disclosed herein is a coil component that includes a conductor layer including a coil pattern and a terminal pattern provided independently of the coil pattern and exposed from the magnetic element body. The terminal pattern includes a linear part having a substantially constant pattern width in a direction perpendicular to the side surface of the magnetic element body, a widened part positioned at one end side in a second direction. The outermost turn of the coil pattern includes a first section provided along the linear part, a second section provided along the widened part, and a fourth section provided along the magnetic element body and positioned on a side opposite to the first section with respect to the second section. The pattern width of the coil pattern is larger in the second sections than in the first and fourth sections.Type: ApplicationFiled: March 8, 2023Publication date: October 5, 2023Inventors: Mitsuru MIURA, Toshiyuki ABE, Tomonaga NISHIKAWA, Masaki ENDO, Masaki YONEYAMA
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Publication number: 20230137323Abstract: Disclosed herein is a coil component that includes a first conductor layer, one or more third conductor layers, and a second conductor layer stacked one another in this order. One end of the coil pattern in the first conductor layer is connected to first terminal patterns in the second and third conductor layers. The first terminal pattern in the second conductor layer is connected to a first terminal electrode. One end of the coil pattern in the second conductor layer is connected to a second terminal electrode. The width in a radial direction of the first terminal pattern positioned in the third conductor layer is larger than the width in the radial direction of the second terminal pattern positioned in the third conductor layer.Type: ApplicationFiled: October 24, 2022Publication date: May 4, 2023Inventors: Mitsuru MIURA, Toshiyuki ABE, Tomonaga NISHIKAWA, Masaki ENDO, Masaki YONEYAMA
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Publication number: 20230132354Abstract: Disclosed herein is a surface-mount electronic component that includes a main body part having a mounting surface, a first terminal electrode provided on one end side of the mounting surface in a long side direction thereof, and a second terminal electrode provided on other end side of the mounting surface in the long side direction thereof. Each of the first and second terminal electrode includes a main area extending in a short side direction of the mounting surface and a protruding part provided at a center portion in the short side direction so as to protrude from the main area to an end portion of the mounting surface in the long side direction.Type: ApplicationFiled: October 21, 2022Publication date: April 27, 2023Inventors: Tomonaga NISHIKAWA, Masaki ENDO, Masaki YONEYAMA, Osamu NAKADA, Hironori SATO, Ryota NAITO
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Patent number: 11133456Abstract: According to one embodiment, a magnetic storage device includes: a magnetoresistive effect element including a non-magnet, and a stacked structure on the non-magnet, the stacked structure including: a first ferromagnet on the non-magnet; an anti-ferromagnet being exchange-coupled with the first ferromagnet; and a second ferromagnet between the first ferromagnet and the anti-ferromagnet. The stacked structure is configured to: have a first resistance value in response to a first current flowing through the stacked structure in a first direction, and have a second resistance value different from the first resistance value in response to a second current flowing through the stacked structure in a second direction opposite to the first direction.Type: GrantFiled: March 13, 2019Date of Patent: September 28, 2021Assignee: TOSHIBA MEMORY CORPORATIONInventors: Takeshi Iwasaki, Akiyuki Murayama, Tadashi Kai, Tadaomi Daibou, Masaki Endo, Shumpei Omine, Taichi Igarashi, Junichi Ito
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Publication number: 20210280353Abstract: Disclosed herein is a coil component that includes a a coil area in which first to third coil patterns are disposed and a terminal area positioned outside the coil area. The outer peripheral end of the first coil pattern is connected to the first terminal electrode. The inner peripheral end of the first coil pattern is connected to an inner peripheral end of the second coil pattern. The outer peripheral end of the second coil pattern is connected to an outer peripheral end of the third coil pattern. A via conductor connecting the outer peripheral ends of the second and third coil patterns is disposed at a position overlapping the terminal area.Type: ApplicationFiled: March 2, 2021Publication date: September 9, 2021Applicant: TDK CORPORATIONInventors: Masaki ENDO, Tomonaga NISHIKAWA, Masaki YONEYAMA, Liyi CHEN, Azuma SATOH
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Patent number: 11114224Abstract: A magnet material of an embodiment includes a composition represented by a formula 1: (Fe1-x-yCoxTy)2(B1-aAa)b, and a metallic structure having a CuAl2 crystal phase as a main phase. T is at least one element selected from V, Cr, and Mn. A is at least one element selected from C, N, Si, S, P, and Al. An atomic ratio x of Co and an atomic ratio y of the element T satisfy 0.01?y?0.5 and x+y?0.5. When the element T includes at least one element selected from V and Cr, a total atomic ratio of V and Cr is 0.03 or more. When the element T includes Mn, an atomic ratio of Mn is 0.3 or less. An atomic ratio a of the element A satisfies 0?a?0.4. A total atomic ratio b of B and the element A satisfies 0.8?b?1.2.Type: GrantFiled: March 15, 2019Date of Patent: September 7, 2021Assignee: Kabushiki Kaisha ToshibaInventors: Masaki Endo, Yasutaka Nishida, Shinya Sakurada, Keiko Okamoto, Fumihiko Aiga
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Patent number: 10978636Abstract: According to one embodiment, a storage device includes a magnetoresistive effect element comprising a nonmagnetic layer and a stacked body on the nonmagnetic layer. The stacked body includes a first ferromagnetic layer on the nonmagnetic layer, a second ferromagnetic layer exchange-coupled with the first ferromagnetic layer, and a magnetic layer between the first ferromagnetic layer and the second ferromagnetic layer. The magnetic layer includes a magnetic material and at least one compound selected from among a carbide, a nitride, and a boride.Type: GrantFiled: March 1, 2019Date of Patent: April 13, 2021Assignee: TOSHIBA MEMORY CORPORATIONInventors: Takeshi Iwasaki, Akiyuki Murayama, Tadashi Kai, Tadaomi Daibou, Masaki Endo, Shumpei Omine, Taichi Igarashi, Junichi Ito
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Patent number: 10892091Abstract: A method of manufacturing a permanent magnet comprises a solution heat treatment. The solution heat treatment includes: performing a heat treatment at a temperature TST; placing a cooling member including a first layer and a second layer on the first layer between the heater and the treatment object so that the first layer faces the treatment object; and transferring the treatment object together with the cooling member to the outside of a heating chamber, and cooling the treatment object until a temperature of the treatment object becomes a temperature lower than a temperature TST?200° C. In the step of cooling the treatment object, a cooling rate until the temperature of the treatment object becomes the temperature TST?200° C. is 5° C./s or more.Type: GrantFiled: January 24, 2017Date of Patent: January 12, 2021Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Naoyuki Sanada, Shinya Sakurada, Yosuke Horiuchi, Masaya Hagiwara, Masaki Endo, Takahiro Terada, Hideo Chikaoka
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Patent number: 10770208Abstract: A high performance permanent magnet is provided. The permanent magnet includes a composition represented by a composition formula: RpFeqMrCutCo100-p-q-r-t, and a metallic structure including cell phases having a Th2Zn17 crystal phase and Cu-rich phases having higher Cu concentration than the cell phases. An average diameter of the cell phases is 220 nm or less, and in a numeric value range from a minimum diameter to a maximum diameter of the cell phases, a ratio of a number of cell phases having a diameter in a numeric value range of less than upper 20% from the maximum diameter is 20% or less of all the cell phases.Type: GrantFiled: March 18, 2015Date of Patent: September 8, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Yosuke Horiuchi, Shinya Sakurada, Keiko Okamoto, Masaya Hagiwara, Tsuyoshi Kobayashi, Masaki Endo, Tadahiko Kobayashi, Naoyuki Sanada
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Patent number: 10707268Abstract: A magnetoresistive element according to an embodiment includes: a first layer; a first magnetic layer; a second magnetic layer disposed between the first layer and the first magnetic layer; a nonmagnetic layer disposed between the first magnetic layer and the second magnetic layer; and an insulating layer disposed at least on side surfaces of the nonmagnetic layer, the first layer including: at least one element selected from a first group consisting of Hf, Zr, Al, Cr, and Mg; and at least one element selected from a second group consisting of Ta, W, Mo, Nb, Si, Ge, Be, Li, Sn, Sb, and P, and the insulating layer including at least one element selected from the first group.Type: GrantFiled: August 14, 2018Date of Patent: July 7, 2020Assignee: TOSHIBA MEMORY CORPORATIONInventors: Masaki Endo, Tadaomi Daibou, Shumpei Omine, Akiyuki Murayama, Junichi Ito
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Patent number: 10650947Abstract: The invention provides a high-performance permanent magnet. The permanent magnet has a composition that is expressed by a composition formula RpFeqMrCutCo100-p-q-r-t, where R is at least one element selected from a rare earth element, M is at least one element selected from the group consisting of Zr, Ti, and Hf, p is a number satisfying 10.8?p?12.5 atomic percent, q is a number satisfying 25?q?40 atomic percent, r is a number satisfying 0.88?r?4.5 atomic percent, and t is a number satisfying 3.5?t?13.5 atomic percent. The permanent magnet also has a metallic structure that includes a main phase having a Th2Zn17 crystal phase, and a Cu-M rich phase having a higher Cu concentration and a higher M concentration than the main phase.Type: GrantFiled: March 3, 2015Date of Patent: May 12, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Yosuke Horiuchi, Shinya Sakurada, Keiko Okamoto, Masaya Hagiwara, Tsuyoshi Kobayashi, Masaki Endo, Tadahiko Kobayashi, Naoyuki Sanada
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Patent number: 10629340Abstract: In one embodiment, a permanent magnet includes: a composition expressed by RpFeqMrCusCo100-p-q-r-s (R is a rare-earth element, M is at least one element selected from Zr, Ti, and Hf, 10?p?13.5 at %, 25?q?40 at %, 1.35?r?1.75 at %, and 0.88?s?13.5 at %); and a metallic structure including Th2Zn17 crystal phases each having a Fe concentration of 25 at % or more, and Cu-rich crystal phases each having a Cu concentration of from 25 at % to 70 at %. An average thickness of the Cu-rich crystal phases is 20 nm or less, and an average distance between the Cu-rich crystal phases is 200 nm or less.Type: GrantFiled: November 11, 2013Date of Patent: April 21, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Yosuke Horiuchi, Shinya Sakurada, Tsuyoshi Kobayashi, Keiko Okamoto, Masaya Hagiwara, Masaki Endo