Patents by Inventor Yutaka Hatakeyama
Yutaka Hatakeyama 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).
-
Publication number: 20240021978Abstract: An antenna attachment including: a male screw part to be screwed with an antenna main body of an antenna device to be installed on a moving body, the male screw part including a head portion, a thread portion, and an intermediate portion between the head portion and the thread portion having a cross section smaller than the head portion and the thread portion; and a washer including a hole portion allowing passage of part of the male screw part. The hole portion has a shape in which a first hole and a second hole having different sizes are overlapped. The first hole has a shape not allowing passage of the head portion and the thread portion and allowing passage of the intermediate portion. The second hole has a shape not allowing passage of the head portion and allowing passage of the thread portion and the intermediate portion.Type: ApplicationFiled: April 28, 2023Publication date: January 18, 2024Applicants: MITSUMI ELECTRIC CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yutaka HATAKEYAMA, Ryutaro MIURA, Satoshi SATO, Hisashi TAKIZAWA, Yoshifumi KISHIUE, Shinobu WAKAHARA, Takuto NAKAMURA
-
Publication number: 20190255618Abstract: A method of processing a rare earth magnet comprises: a step of irradiating an R-T-B-based rare earth magnet with laser light to process; and a step of performing heat treatment on the magnet after the irradiating. The heat treatment includes: a step A of bringing the temperature of the magnet to 400° C. or less, a step B of holding the magnet at a temperature T1 in a range of 400 to 700° C. after the step A, and a step C of bringing the temperature of the magnet to less than 400° C. after the step B. The temperature of the magnet is made not to exceed 700° C. between the step A and the step B. The temperature of the magnet is made not to exceed 700° C. between the step B and the step C. A step of setting the magnet at a temperature higher than 700° C. after the step C is not included.Type: ApplicationFiled: February 19, 2019Publication date: August 22, 2019Applicant: TDK CorporationInventors: Takeshi MASUDA, Taeko TSUBOKURA, Hiroshi MIYASAKA, Yutaka HATAKEYAMA, Toshihiro KUROSHIMA
-
Patent number: 8891078Abstract: A solar simulator includes a light source having an optical axis linearly elongated, a feed means for feeding a long continuous film-shaped irradiation object, and a position regulating means for regulating the long continuous film-shaped irradiation object in position to surround the light source so that a center of the long continuous film-shaped irradiation object is coaxial with the optical axis. The long continuous film-shaped irradiation object regulated in position is irradiated with light from the light source.Type: GrantFiled: June 2, 2011Date of Patent: November 18, 2014Assignee: Yamashita Denso CorporationInventor: Yutaka Hatakeyama
-
Publication number: 20130161537Abstract: A solar simulator includes a light source having an optical axis linearly elongated, a feed means for feeding a long continuous film-shaped irradiation object, and a position regulating means for regulating the long continuous film-shaped irradiation object in position to surround the light source so that a center of the long continuous film-shaped irradiation object is coaxial with the optical axis. The long continuous film-shaped irradiation object regulated in position is irradiated with light from the light source.Type: ApplicationFiled: June 2, 2011Publication date: June 27, 2013Applicant: Yamashita Denso CorporationInventor: Yutaka Hatakeyama
-
Patent number: 8253522Abstract: A coil component includes a bobbin having a core part and a flange. The flange has a first surface on a first side and a second surface on a second side. The first surface of the flange is attached to an axial end of the core part. An end of a wire is electrically connected to a metallic terminal of a terminal-mounting member disposed on the flange. The flange is formed with a notch at a position near the terminal-mounting member, and the notch extends from a peripheral edge of the flange toward the core part. A segment of the wire near the end thereof extends from the second side to the first side of the flange through the notch and further to the core part, and this segment of the wire is hooked around the wire-supporting member in the notch.Type: GrantFiled: August 9, 2010Date of Patent: August 28, 2012Assignee: TDK CorporationInventors: Katsumi Kobayashi, Yutaka Hatakeyama, Nobuo Kitajima
-
Patent number: 8242871Abstract: The transformer includes a bobbin, a plurality of terminal electrode, a primary coil, a secondary coil, and a hook part. The bobbin includes a core portion extending in an axial direction, and terminal bases fixed at both ends of the core portion in the axial direction. The plurality of terminal electrode regions is provided on the terminal bases. Each terminal electrode region is provided with a wire connection part. The primary coil comprises a plurality of primary wires. The secondary coil comprises a plurality of secondary wires. The hook part is disposed between the core portion and one of the terminal electrode regions and configured to hook at least one of the primary wires and the secondary wires.Type: GrantFiled: August 19, 2010Date of Patent: August 14, 2012Assignee: TDK CorporationInventors: Katsumi Kobayashi, Yutaka Hatakeyama, Makoto Ono
-
Patent number: 8047324Abstract: Aiming at providing a straddle-type all terrain vehicle effectively improved in the operational stability of vehicle and engine performance, power transmissions transmitting driving force of a power unit to a rear axle shaft, and braking devices exerting braking force to rear wheels are provided respectively at both side of an end of a rear swing arm in the vehicle width direction, and an exhaust silencer is disposed in a space between the power transmissions and the braking devices, below a seat.Type: GrantFiled: May 11, 2007Date of Patent: November 1, 2011Assignee: Suzuki Motor CorporationInventors: Hiroto Yao, Tetsuo Nojima, Kazutoshi Baba, Yutaka Hatakeyama
-
Publication number: 20110050378Abstract: A coil component includes a bobbin having a core part and a flange. The flange has a first surface on a first side and a second surface on a second side. The first surface of the flange is attached to an axial end of the core part. An end of a wire is electrically connected to a metallic terminal of a terminal-mounting member disposed on the flange. The flange is formed with a notch at a position near the terminal-mounting member, and the notch extends from a peripheral edge of the flange toward the core part. A segment of the wire near the end thereof extends from the second side to the first side of the flange through the notch and further to the core part, and this segment of the wire is hooked around the wire-supporting member in the notch.Type: ApplicationFiled: August 9, 2010Publication date: March 3, 2011Applicant: TDK CORPORATIONInventors: Katsumi KOBAYASHI, Yutaka Hatakeyama, Nobuo Kitajima
-
Publication number: 20110043315Abstract: The transformer includes a bobbin, a plurality of terminal electrode, a primary coil, a secondary coil, and a hook part. The bobbin includes a core portion extending in an axial direction, and terminal bases fixed at both ends of the core portion in the axial direction. The plurality of terminal electrode regions is provided on the terminal bases. Each terminal electrode region is provided with a wire connection part. The primary coil comprises a plurality of primary wires. The secondary coil comprises a plurality of secondary wires. The hook part is disposed between the core portion and one of the terminal electrode regions and configured to hook at least one of the primary wires and the secondary wires.Type: ApplicationFiled: August 19, 2010Publication date: February 24, 2011Applicant: TDK CORPORATIONInventors: Katsumi KOBAYASHI, Yutaka HATAKEYAMA, Makoto ONO
-
Patent number: 7573364Abstract: A coil unit including an annular toroidal core, two coils wound over the toroidal core providing a bifilar winding, a winding-start positioning part, and a winding-end positioning part. The winding-start positioning part is adapted for making contact with a winding-start portion of the coils. The winding-end positioning part is adapted for making contact with a winding-end portion of the coils for regulating the positions of the winding-start portion and the winding-end portion relative to the toroidal core.Type: GrantFiled: December 12, 2007Date of Patent: August 11, 2009Assignee: TDK CorporationInventors: Hiroshi Suzuki, Kazunori Arimitsu, Yutaka Hatakeyama, Hideki Sasaki, Masaru Kumagai
-
Patent number: 7471179Abstract: Each terminal electrode has a welded portion at which each end portion of a conducting wire is electrically connected to each terminal electrode upon laser welding. The conducting wire is provided with an insulation coating. The insulation layer has an edge on the surface of the conducting wire. Each welded portion has a bulge portion bulging in a direction away from the core and in contact with only the edge of the insulation coating. The edge determines a shape position and size of a melted bulge portion.Type: GrantFiled: June 14, 2007Date of Patent: December 30, 2008Assignee: TDK CorporationInventors: Yutaka Hatakeyama, Kouzou Kajiwara
-
Patent number: 7441619Abstract: A fuel tank generally comprises a tank body, a fuel inlet formed to an upper portion of the tank body, and a cap provided for the fuel inlet. The tank body is provided with a recessed portion recessed in a direction separating from at least one of a vehicle body frame and a vehicle body cover covering the frame so as to form a space therebetween as an air-flow passage. The air-flow passage is composed of, from a vehicle front side, an air introducing section, an air-flow separation section and a separated air-flow section which faces an opening of the intake system of the engine.Type: GrantFiled: September 4, 2003Date of Patent: October 28, 2008Assignee: Suzuki Kabushiki KaishaInventor: Yutaka Hatakeyama
-
Patent number: 7411478Abstract: A coil component including a connection part not excessively welded to a terminal electrode. End portion of a conducting wire of a common mode filter is laser-welded, while being held by a holding piece and a surface of the terminal electrode. A portion melted by laser-welding includes a bulge portion which bulges in a direction away from a core. There is provided a lower insulation covering portion between a foundation and the portion corresponding to the end portion of the conducting wire. For the bulge portion, the lower insulation covering portion is provided only between the foundation and the portion corresponding to the end portion of the conducting wire, thereby preventing excessive welding to a terminal electrode.Type: GrantFiled: June 14, 2007Date of Patent: August 12, 2008Assignee: TDK CorporationInventors: Yutaka Hatakeyama, Kouzou Kajiwara
-
Publication number: 20080143470Abstract: A coil unit including an annular toroidal core, two coils wound over the toroidal core providing a bifilar winding, a winding-start positioning part, and a winding-end positioning part. The winding-start positioning part is adapted for making contact with a winding-start portion of the coils. The winding-end positioning part is adapted for making contact with a winding-end portion of the coils for regulating the positions of the winding-start portion and the winding-end portion relative to the toroidal core.Type: ApplicationFiled: December 12, 2007Publication date: June 19, 2008Applicant: TDK CORPORATIONInventors: Hiroshi Suzuki, Kazunori Arimitsu, Yutaka Hatakeyama, Hideki Sasaki, Masaru Kumagai
-
Publication number: 20080003865Abstract: Each terminal electrode has a welded portion at which each end portion of a conducting wire is electrically connected to each terminal electrode upon laser welding. The conducting wire is provided with an insulation coating. The insulation layer has an edge on the surface of the conducting wire. Each welded portion has a bulge portion bulging in a direction away from the core and in contact with only the edge of the insulation coating. The edge determines a shape position and size of a melted bulge portion.Type: ApplicationFiled: June 14, 2007Publication date: January 3, 2008Applicant: TDK CORPORATIONInventors: Yutaka Hatakeyama, Kouzou Kajiwara
-
Publication number: 20080003864Abstract: A coil component including a connection part not excessively welded to a terminal electrode. End portion of a conducting wire of a common mode filter is laser-welded, while being held by a holding piece and a surface of the terminal electrode. A portion melted by laser-welding includes a bulge portion which bulges in a direction away from a core. There is provided a lower insulation covering portion between a foundation and the portion corresponding to the end portion of the conducting wire. For the bulge portion, the lower insulation covering portion is provided only between the foundation and the portion corresponding to the end portion of the conducting wire, thereby preventing excessive welding to a terminal electrode.Type: ApplicationFiled: June 14, 2007Publication date: January 3, 2008Applicant: TDK CORPORATIONInventors: Yutaka Hatakeyama, Kouzou Kajiwara
-
Publication number: 20070261906Abstract: Aiming at providing a straddle-type all terrain vehicle effectively improved in the operational stability of vehicle and engine performance, power transmissions transmitting driving force of a power unit to a rear axle shaft, and braking devices exerting braking force to rear wheels are provided respectively at both side of an end of a rear swing arm in the vehicle width direction, and an exhaust silencer is disposed in a space between the power transmissions and the braking devices, below a seat.Type: ApplicationFiled: May 11, 2007Publication date: November 15, 2007Applicant: SUZUKI MOTOR CORPORATIONInventors: Hiroto Yao, Tetsuo Nojima, Kazutoshi Baba, Yutaka Hatakeyama
-
Publication number: 20040040958Abstract: A fuel tank generally comprises a tank body, a fuel inlet formed to an upper portion of the tank body, and a cap provided for the fuel inlet. The tank body is provided with a recessed portion recessed in a direction separating from at least one of a vehicle body frame and a vehicle body cover covering the frame so as to form a space therebetween as an air-flow passage. The air-flow passage is composed of, from a vehicle front side, an air introducing section, an air-flow separation section and a separated air-flow section which faces an opening of the intake system of the engine.Type: ApplicationFiled: September 4, 2003Publication date: March 4, 2004Applicant: SUZUKI KABUSHIKI KAISHAInventor: Yutaka Hatakeyama