Patents by Inventor Taichi Okano
Taichi Okano 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: 11929103Abstract: A disk device includes a magnetic disk, a magnetic head, a flexible printed circuit board, an electronic component, and a wall. The flexible printed circuit board is electrically connected to the magnetic head. The electronic component is mounted on the flexible printed circuit board. The wall has rigidity higher than the flexible printed circuit board and is attached to the flexible printed circuit board. The flexible printed circuit board with a first through hole includes a first surface facing the electronic component with a gap, and a second surface opposite the first surface and facing the wall, the first through hole being open to the first surface and the second surface to communicate with the gap. The wall is provided with a second through hole penetrating the wall to communicate with the first through hole.Type: GrantFiled: August 25, 2022Date of Patent: March 12, 2024Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATIONInventors: Taichi Okano, Kiyokazu Ishizaki, Nobuhiro Yamamoto, Kota Tokuda, Hayato Yamaguchi
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Publication number: 20240071422Abstract: A disk device according to one embodiment includes a magnetic disk, a magnetic head, and a flexible printed circuit board. The flexible printed circuit board is electrically connected to the magnetic head. The flexible printed circuit board includes a first layer, a second layer having conductive property, and a third layer having insulation property. The first layer includes a first surface having insulation property. The second layer overlays the first surface, and includes a first conductor and a second conductor spaced from the first conductor. The third layer covers at least a part of the first surface and at least a part of the second layer. The flexible printed circuit board is provided with a first hole that is located between the first conductor and the second conductor with spacing from the second layer and penetrates the third layer.Type: ApplicationFiled: October 18, 2023Publication date: February 29, 2024Inventors: Kota TOKUDA, Yoshihiro AMEMIYA, Shinra YAMANAKA, Nobuhiro YAMAMOTO, Taichi OKANO
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Patent number: 11869543Abstract: According to one embodiment, a disk device includes a magnetic disk, a magnetic head, a first FPC, and a second FPC. The first FPC includes first terminals. The magnetic head is mounted on the first FPC and electrically connected to at least one of the first terminals. The second FPC includes a surface, second terminals on the surface, and a first ground plane. The second terminals are individually bonded to the corresponding first terminals with a conductive bonding material. The first ground plane covers at least one of the second terminals in a direction orthogonal to the surface. The second terminals include a first read terminal through which an electric signal representing information read from the magnetic disk by the magnetic head passes. The first ground plane is located apart from at least a part of the first read terminal in a direction along the surface.Type: GrantFiled: September 12, 2022Date of Patent: January 9, 2024Assignees: Kabushiki Kaisha Toshiba, Toshiba Electronic Devices & Storage CorporationInventors: Kota Tokuda, Nobuhiro Yamamoto, Taichi Okano, Yoshihiro Amemiya, Shinra Yamanaka
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Patent number: 11823717Abstract: A disk device according to one embodiment includes a magnetic disk, a magnetic head, and a flexible printed circuit board. The flexible printed circuit board is electrically connected to the magnetic head. The flexible printed circuit board includes a first layer, a second layer having conductive property, and a third layer having insulation property. The first layer includes a first surface having insulation property. The second layer overlays the first surface, and includes a first conductor and a second conductor spaced from the first conductor. The third layer covers at least a part of the first surface and at least a part of the second layer. The flexible printed circuit board is provided with a first hole that is located between the first conductor and the second conductor with spacing from the second layer and penetrates the third layer.Type: GrantFiled: March 8, 2022Date of Patent: November 21, 2023Assignees: Kabushiki Kaisha Toshiba, Toshiba Electronic Devices & Storage CorporationInventors: Kota Tokuda, Yoshihiro Amemiya, Shinra Yamanaka, Nobuhiro Yamamoto, Taichi Okano
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Patent number: 11721595Abstract: A method of processing an object using a plasma processing apparatus is provided. The plasma processing apparatus includes a stage on which the object is placed in a chamber, an outer peripheral member disposed around the stage, and a first power supply configured to apply voltage to the outer peripheral member. The method includes a step of exposing the object to a plasma containing a precursor having a deposition property, while applying voltage from the first power supply to the outer peripheral member. In applying voltage to the outer peripheral member, a status of a deposition film containing carbon that is deposited on the outer peripheral member is monitored, and the voltage applied to the outer peripheral member is controlled based on the monitored status of the deposition film.Type: GrantFiled: January 8, 2020Date of Patent: August 8, 2023Assignee: Tokyo Electron LimitedInventors: Sho Oikawa, Seiji Yokoyama, Taichi Okano, Shunichi Kawasaki
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Publication number: 20230206957Abstract: according to one embodiment, a disk device includes a magnetic disk, a magnetic head, a first FPC, and a second FPC. The first FPC includes first terminals. The magnetic head is mounted on the first FPC and electrically connected to at least one of the first terminals. The second FPC includes a surface, second terminals on the surface, and a first ground plane. The second terminals are individually bonded to the corresponding first terminals with a conductive bonding material. The first ground plane covers at least one of the second terminals in a direction orthogonal to the surface. The second terminals include a first read terminal through which an electric signal representing information read from the magnetic disk by the magnetic head passes. The first ground plane is located apart from at least a part of the first read terminal in a direction along the surface.Type: ApplicationFiled: September 12, 2022Publication date: June 29, 2023Inventors: Kota TOKUDA, Nobuhiro Yamamoto, Taichi Okano, Yoshihiro Amemiya, Shinra Yamanaka
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Patent number: 11688429Abstract: According to one embodiment, a disk device includes a housing including a hole, a magnetic disk, a control board closing the hole, and an electronic component. The electronic component is mounted on the control board, and assists a control operation for recording and reproducing information on and from the magnetic disk.Type: GrantFiled: March 10, 2021Date of Patent: June 27, 2023Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATIONInventors: Taichi Okano, Jia Liu, Nobuhiro Yamamoto, Kota Tokuda
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Patent number: 11682825Abstract: A disk device includes a housing having a sidewall, the side wall having a first through-hole; a magnetic disk rotatably disposed in the housing and surrounded by the sidewall in a radial direction; a flexible printed circuit electrically connected to the magnetic disk; an insulator closing the first through-hole; a wireless communication device having a first communication antenna inside the housing; and a control board electrically connected to the flexible printed circuit. The control board is supplied with power from outside of the housing via a first connector, and is configured to receive a write command or a read command via the first communication antenna.Type: GrantFiled: April 21, 2022Date of Patent: June 20, 2023Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATIONInventors: Jia Liu, Taichi Okano, Kota Tokuda, Nobuhiro Yamamoto
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Patent number: 11610766Abstract: A target object processing method is provided for processing a target object using a plasma processing apparatus including a processing chamber, a mounting table which is disposed in the processing chamber and on which the target object is mounted, an outer peripheral member disposed around the mounting table, and a first voltage application device configured to apply a voltage to the outer peripheral member. The method comprises preparing the target object having an etching target film and a patterned mask formed on the etching target film, and processing the mask. The step of processing the mask includes supplying a first processing gas containing a first rare gas to the processing chamber, and a first plasma processing for processing the mask positioned at an outer peripheral portion of the target object using plasma of the first processing gas while applying a DC voltage to the outer peripheral member.Type: GrantFiled: November 5, 2019Date of Patent: March 21, 2023Assignee: TOKYO ELECTRON LIMITEDInventors: Seiji Yokoyama, Taichi Okano, Sho Oikawa, Shunichi Kawasaki, Toshifumi Nagaiwa
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Publication number: 20230061850Abstract: A disk device includes a magnetic disk, a magnetic head, a flexible printed circuit board, an electronic component, and a wall. The flexible printed circuit board is electrically connected to the magnetic head. The electronic component is mounted on the flexible printed circuit board. The wall has rigidity higher than the flexible printed circuit board and is attached to the flexible printed circuit board. The flexible printed circuit board with a first through hole includes a first surface facing the electronic component with a gap, and a second surface opposite the first surface and facing the wall, the first through hole being open to the first surface and the second surface to communicate with the gap. The wall is provided with a second through hole penetrating the wall to communicate with the first through hole.Type: ApplicationFiled: August 25, 2022Publication date: March 2, 2023Inventors: Taichi OKANO, Kiyokazu ISHIZAKI, Nobuhiro YAMAMOTO, Kota TOKUDA, Hayato YAMAGUCHI
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Publication number: 20230062571Abstract: A disk device according to one embodiment includes a magnetic disk, a magnetic head, and a flexible printed circuit board. The flexible printed circuit board is electrically connected to the magnetic head. The flexible printed circuit board includes a first layer, a second layer having conductive property, and a third layer having insulation property. The first layer includes a first surface having insulation property. The second layer overlays the first surface, and includes a first conductor and a second conductor spaced from the first conductor. The third layer covers at least a part of the first surface and at least a part of the second layer. The flexible printed circuit board is provided with a first hole that is located between the first conductor and the second conductor with spacing from the second layer and penetrates the third layer.Type: ApplicationFiled: March 8, 2022Publication date: March 2, 2023Inventors: Kota TOKUDA, Yoshihiro AMEMIYA, Shinra YAMANAKA, Nobuhiro YAMAMOTO, Taichi OKANO
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Patent number: 11562770Abstract: According to one embodiment, a disk device includes a housing, recording medium, a magnetic head, an internal wireless communication device, and an internal component. The housing has an internal space. The internal wireless communication device generates at least either of: an electric signal representing information to be written to the recording medium, the electric signal corresponding to light, a magnetic field, or an electric field generated by an external wireless communication device; and light, a magnetic field, or an electric field toward the external wireless communication device, the light, the magnetic field, or the electric field corresponding to an electric signal representing information read from the recording medium.Type: GrantFiled: September 8, 2021Date of Patent: January 24, 2023Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATIONInventors: Taichi Okano, Masahide Takazawa, Jai Liu, Nobuhiro Yamamoto, Kota Tokuda
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Publication number: 20220301591Abstract: According to one embodiment, a disk device includes a housing, recording medium, a magnetic head, an internal wireless communication device, and an internal component. The housing has an internal space. The internal wireless communication device generates at least either of: an electric signal representing information to be written to the recording medium, the electric signal corresponding to light, a magnetic field, or an electric field generated by an external wireless communication device; and light, a magnetic field, or an electric field toward the external wireless communication device, the light, the magnetic field, or the electric field corresponding to an electric signal representing information read from the recording medium.Type: ApplicationFiled: September 8, 2021Publication date: September 22, 2022Inventors: Taichi OKANO, Masahide TAKAZAWA, Jai LIU, Nobuhiro YAMAMOTO, Kota TOKUDA
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Publication number: 20220301595Abstract: A disk device according to one embodiment includes a first conversion device, a second conversion device, an optical waveguide, a first component, and a second component. The first conversion device emits light corresponding to an electric signal. The second conversion device generates an electric signal corresponding to incident light. The optical waveguide includes a first end joined to the first conversion device and a second end joined to the second conversion device, and transmits light emitted from the first conversion device to the second conversion device. The first component is electrically connected to the first conversion device. The second component is electrically connected to the second conversion device, and communicates with the first component through the first conversion device, the optical waveguide, and the second conversion device.Type: ApplicationFiled: September 8, 2021Publication date: September 22, 2022Inventors: Taichi OKANO, Jia LIU, Masahide TAKAZAWA, Nobuhiro TAKAZAWA, Kota TOKUDA
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Patent number: 11437076Abstract: According to one embodiment, a disk device includes a housing having a first transmission hole, a magnetic disk, a head, a first sealing material having an inner surface and an outer surface and closing the first transmission hole, and a first wireless power feeding device having a first power feeding antenna. The first power feeding antenna is located mere inward of the housing than the outer surface of the first sealing material, and receives power transmitted through the first sealing material by wireless power feeding.Type: GrantFiled: September 9, 2020Date of Patent: September 6, 2022Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATIONInventors: Taichi Okano, Jia Liu, Nobuhiro Yamamoto, Kota Tokuda
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Publication number: 20220247064Abstract: A disk device includes a housing having a sidewall, the side wall having a first through-hole; a magnetic disk rotatably disposed in the housing and surrounded by the sidewall in a radial direction; a flexible printed circuit electrically connected to the magnetic disk; an insulator closing the first through-hole; a wireless communication device having a first communication antenna inside the housing; and a control board electrically connected to the flexible printed circuit. The control board is supplied with power from outside of the housing via a first connector, and is configured to receive a write command or a read command via the first communication antenna.Type: ApplicationFiled: April 21, 2022Publication date: August 4, 2022Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATIONInventors: Jia LIU, Taichi OKANO, Kota TOKUDA, Nobuhiro YAMAMOTO
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Patent number: 11342650Abstract: According to one embodiment, a disk device includes a housing including a sidewall, a magnetic disk, a wireless communication device including a first communication antenna, and a first insulating member. The sidewall includes a first through portion. The first insulating member closes the first through portion. The first communication antenna is located in the first through portion, is disposed spaced from the housing, and wirelessly communicates with an outside of the housing.Type: GrantFiled: March 10, 2021Date of Patent: May 24, 2022Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATIONInventors: Jia Liu, Taichi Okano, Kota Tokuda, Nobuhiro Yamamoto
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Patent number: 11289129Abstract: An electronic device according to one embodiment includes a housing, a first substrate, a second substrate, a first wireless communication device and a second wireless communication device. The first substrate is located inside the housing. The second substrate is located outside the housing and attached to the housing. The first wireless communication device is included in the first substrate. The second wireless communication device is included in the second substrate and wirelessly communicates with the first wireless communication device.Type: GrantFiled: August 31, 2020Date of Patent: March 29, 2022Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATIONInventors: Taichi Okano, Nobuhiro Yamamoto, Kota Tokuda, Jia Liu, Masahide Takazawa
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Publication number: 20220037761Abstract: According to one embodiment, a disk device includes a housing including a sidewall, a magnetic disk, a wireless communication device including a first communication antenna, and a first insulating member. The sidewall includes a first through portion. The first insulating member closes the first through portion. The first communication antenna is located in the first through portion, is disposed spaced from the housing, and wirelessly communicates with an outside of the housing.Type: ApplicationFiled: March 10, 2021Publication date: February 3, 2022Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATIONInventors: Jia LIU, Taichi OKANO, Kota TOKUDA, Nobuhiro YAMAMOTO
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Publication number: 20210407550Abstract: According to one embodiment, a disk device includes a housing including a hole, a magnetic disk, a control board closing the hole, and an electronic component. The electronic component is mounted on the control board, and assists a control operation for recording and reproducing information on and from the magnetic disk.Type: ApplicationFiled: March 10, 2021Publication date: December 30, 2021Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATIONInventors: Taichi OKANO, Jia LIU, Nobuhiro YAMAMOTO, Kota TOKUDA