Patents by Inventor Yuma KOMAYA
Yuma KOMAYA 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: 10998122Abstract: Disclosed herein is a common mode filter that includes a winding core part including a first winding area positioned at one end side in an axial direction, a second winding area positioned at other end side in the axial direction, and a third winding area positioned between the first and second winding areas; and first and second wires wound in a same direction around the winding core part. The first wire is aligned and wound in the first and second winding areas, and the second wire is wound on the first wire in the first and second winding areas. The first and second wires cross each other in the third winding area and are separated at least partially in the third winding area.Type: GrantFiled: January 22, 2018Date of Patent: May 4, 2021Assignee: TDK CORPORATIONInventors: Yuma Komaya, Miki Kusakabe, Tomokazu Tsuchiya
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Patent number: 10943726Abstract: Disclosed herein is a common mode filter that includes a winding core part including first to third winding areas and first and second wires wound in a same direction around the winding core part and crossing each other in the third winding area. The first wire is aligned and wound in the first and second winding areas, and the second wire is aligned and wound on the first wire in the first and second winding areas, whereby a plurality of winding blocks are formed. The winding blocks include a first winding block positioned in the first winding area and second and third winding blocks positioned in the second winding area. The second wire constituting the second winding block and the second wire constituting the third winding block are separated from each other.Type: GrantFiled: August 19, 2020Date of Patent: March 9, 2021Assignee: TDK CORPORATIONInventors: Yuma Komaya, Miki Kusakabe, Tomokazu Tsuchiya
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Publication number: 20200381169Abstract: Disclosed herein is a common mode filter that includes a winding core part including first to third winding areas and first and second wires wound in a same direction around the winding core part and crossing each other in the third winding area. The first wire is aligned and wound in the first and second winding areas, and the second wire is aligned and wound on the first wire in the first and second winding areas, whereby a plurality of winding blocks are formed. The winding blocks include a first winding block positioned in the first winding area and second and third winding blocks positioned in the second winding area. The second wire constituting the second winding block and the second wire constituting the third winding block are separated from each other.Type: ApplicationFiled: August 19, 2020Publication date: December 3, 2020Applicant: TDK CorporationInventors: Yuma KOMAYA, Miki Kusakabe, Tomokazu Tsuchiya
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Patent number: 10784038Abstract: Disclosed herein is a common mode filter that includes a winding core part including first to third winding areas and first and second wires wound in a same direction around the winding core part and crossing each other in the third winding area. The first wire is aligned and wound in the first and second winding areas, and the second wire is aligned and wound on the first wire in the first and second winding areas, whereby a plurality of winding blocks are formed. The winding blocks include a first winding block positioned in the first winding area and second and third winding blocks positioned in the second winding area. The second wire constituting the second winding block and the second wire constituting the third winding block are separated from each other.Type: GrantFiled: January 22, 2018Date of Patent: September 22, 2020Assignee: TDK CORPORATIONInventors: Yuma Komaya, Miki Kusakabe, Tomokazu Tsuchiya
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Publication number: 20200185145Abstract: A device includes a core having a first end and a second end, and first and second wires wound around the core, each of the first and second wires having 1st to Nth turns counting from the first end to the second end, the 1st to Nth turns including an i?1th turn, an ith turn, a jth turn, and a j+1th turn, where j is greater than i. The ith turn of the first wire is closer to the first end than the ith turn of the second wire, the i?1th turn of the second wire is closer to the first end than the ith turn of the first wire, and the i?1th turn of the first wire is closer to the first end than the i?1th turn of the second wire.Type: ApplicationFiled: February 5, 2020Publication date: June 11, 2020Applicant: TDK CORPORATIONInventors: Toshio Tomonari, Tsutomu Kobayashi, Kazunori Arimitsu, Yuma Komaya
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Patent number: 10600555Abstract: A device is provided that includes a core having a first end and a second end, and first and second wires wound around the core so as to cross each other on the core to form a cross point. The a winding structure of an ith turn of the first and second wires counting from the cross point toward the first end, and a winding structure of an ith turn of the first and second wires counting from the cross point toward the second end, are substantially symmetrical about the cross point.Type: GrantFiled: April 14, 2017Date of Patent: March 24, 2020Assignee: TDK CORPORATIONInventors: Toshio Tomonari, Tsutomu Kobayashi, Kazunori Arimitsu, Yuma Komaya
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Patent number: 10389328Abstract: Disclosed herein is a differential mode filter that includes first and second terminal electrodes provided on a first flange part of a core, and first and second wires wound around a winding core part of the core in an opposite direction to each other and connected respectively to the first and second terminal electrodes. The first and second wires cross each other on the winding core part to form a plurality of crossing portions that include first, second, and third crossing portions that are first, second, and third occurrences counting from the one end of the first and second wires, respectively. A first crossing angle between the first and second wires at the first crossing portion is larger than at least one of second and third crossing angles between the first and second wires at the second and third portions, respectively.Type: GrantFiled: October 3, 2017Date of Patent: August 20, 2019Assignee: TDK CORPORATIONInventors: Tsutomu Kobayashi, Toshio Tomonari, Emi Ito, Yuma Komaya
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Patent number: 10277193Abstract: Disclosed herein is an electronic circuit module that includes a circuit board and a common mode filter mounted on the circuit board. The common mode filter includes first and second terminal electrodes constituting a first pair of terminal electrodes and third and fourth electrodes constituting a second pair of terminal electrodes. The circuit board includes: a first wiring layer having first, second, third, and fourth land patterns connected to the first, second, third, and fourth terminal electrodes, respectively, and first, second, third, and fourth wiring patterns connected to the first, second, third, and fourth land patterns, respectively; and a second wiring layer having a ground pattern that overlaps the first, second, third, and fourth wiring patterns without overlapping the first and second land patterns.Type: GrantFiled: May 25, 2017Date of Patent: April 30, 2019Assignee: TDK CORPORATIONInventors: Toshio Tomonari, Tsutomu Kobayashi, Emi Ito, Yuma Komaya
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Publication number: 20180211764Abstract: Disclosed herein is a common mode filter that includes a winding core part including first to third winding areas and first and second wires wound in a same direction around the winding core part and crossing each other in the third winding area. The first wire is aligned and wound in the first and second winding areas, and the second wire is aligned and wound on the first wire in the first and second winding areas, whereby a plurality of winding blocks are formed. The winding blocks include a first winding block positioned in the first winding area and second and third winding blocks positioned in the second winding area. The second wire constituting the second winding block and the second wire constituting the third winding block are separated from each other.Type: ApplicationFiled: January 22, 2018Publication date: July 26, 2018Applicant: TDK CorporationInventors: Yuma KOMAYA, Miki KUSAKABE, Tomokazu TSUCHIYA
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Publication number: 20180211763Abstract: Disclosed herein is a common mode filter that includes a winding core part including a first winding area positioned at one end side in an axial direction, a second winding area positioned at other end side in the axial direction, and a third winding area positioned between the first and second winding areas; and first and second wires wound in a same direction around the winding core part. The first wire is aligned and wound in the first and second winding areas, and the second wire is wound on the first wire in the first and second winding areas. The first and second wires cross each other in the third winding area and are separated at least partially in the third winding area.Type: ApplicationFiled: January 22, 2018Publication date: July 26, 2018Applicant: TDK CorporationInventors: Yuma Komaya, Miki Kusakabe, Tomokazu Tsuchiya
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Patent number: 10002705Abstract: Provided is coil device 1 including: core 10 including winding core part 12 and flange parts 14a, 14a provided on both edges of winding core part 12, and coil part 30 including wires 31, 32 wound on winding core part 12. Electrode film 40, having wire connecting part 41 where wire edges 31a, 31b, 32a, 32b are connected, and formed on a surface of the flange parts 14a, 14a. Metal terminal 50 is connected to a terminal fitting part 42 formed on a surface of electrode film 40 at a place different from the wire connecting part. According to the invention, a coil device having a high reliability for bonding at mounting part can be provided.Type: GrantFiled: November 6, 2017Date of Patent: June 19, 2018Assignee: TDK CORPORATIONInventors: Yuma Komaya, Hiroshi Suzuki
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Publication number: 20180130597Abstract: Provided is coil device 1 including: core 10 including winding core part 12 and flange parts 14a, 14a provided on both edges of winding core part 12, and coil part 30 including wires 31, 32 wound on winding core part 12. Electrode film 40, having wire connecting part 41 where wire edges 31a, 31b, 32a, 32b are connected, and formed on a surface of the flange parts 14a, 14a. Metal terminal 50 is connected to a terminal fitting part 42 formed on a surface of electrode film 40 at a place different from the wire connecting part. According to the invention, a coil device having a high reliability for bonding at mounting part can be provided.Type: ApplicationFiled: November 6, 2017Publication date: May 10, 2018Applicant: TDK CORPORATIONInventors: Yuma KOMAYA, Hiroshi SUZUKI
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Publication number: 20180097497Abstract: Disclosed herein is a differential mode filter that includes first and second terminal electrodes provided on a first flange part of a core, and first and second wires wound around a winding core part of the core in an opposite direction to each other and connected respectively to the first and second terminal electrodes. The first and second wires cross each other on the winding core part to form a plurality of crossing portions that include first, second, and third crossing portions that are first, second, and third occurrences counting from the one end of the first and second wires, respectively. A first crossing angle between the first and second wires at the first crossing portion is larger than at least one of second and third crossing angles between the first and second wires at the second and third portions, respectively.Type: ApplicationFiled: October 3, 2017Publication date: April 5, 2018Applicant: TKD CorporationInventors: Tsutomu KOBAYASHI, Toshio TOMONARI, Emi ITO, Yuma KOMAYA
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Publication number: 20170345560Abstract: Disclosed herein is an electronic circuit module that includes a circuit board and a common mode filter mounted on the circuit board. The common mode filter includes first and second terminal electrodes constituting a first pair of terminal electrodes and third and fourth electrodes constituting a second pair of terminal electrodes. The circuit board includes: a first wiring layer having first, second, third, and fourth land patterns connected to the first, second, third, and fourth terminal electrodes, respectively, and first, second, third, and fourth wiring patterns connected to the first, second, third, and fourth land patterns, respectively; and a second wiring layer having a ground pattern that overlaps the first, second, third, and fourth wiring patterns without overlapping the first and second land patterns.Type: ApplicationFiled: May 25, 2017Publication date: November 30, 2017Applicant: TDK CORPORATIONInventors: TOSHIO TOMONARI, TSUTOMU KOBAYASHI, EMI ITO, YUMA KOMAYA
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Patent number: D816033Type: GrantFiled: June 22, 2016Date of Patent: April 24, 2018Assignee: TDK CORPORATIONInventors: Yuma Komaya, Toshio Tomonari, Tsutomu Kobayashi, Kazunori Arimitsu
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Patent number: D842248Type: GrantFiled: March 20, 2018Date of Patent: March 5, 2019Assignee: TDK CORPORATIONInventors: Yuma Komaya, Toshio Tomonari, Tsutomu Kobayashi, Kazunori Arimitsu
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Patent number: D842249Type: GrantFiled: March 20, 2018Date of Patent: March 5, 2019Assignee: TDK CORPORATIONInventors: Yuma Komaya, Toshio Tomonari, Tsutomu Kobayashi, Kazunori Arimitsu
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Patent number: D842250Type: GrantFiled: March 20, 2018Date of Patent: March 5, 2019Assignee: TDK CORPORATIONInventors: Yuma Komaya, Toshio Tomonari, Tsutomu Kobayashi, Kazunori Arimitsu
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Patent number: D850379Type: GrantFiled: March 20, 2018Date of Patent: June 4, 2019Assignee: TDK CORPORATIONInventors: Yuma Komaya, Toshio Tomonari, Tsutomu Kobayashi, Kazunori Arimitsu
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Patent number: D871338Type: GrantFiled: March 20, 2018Date of Patent: December 31, 2019Assignee: TDK CORPORATIONInventors: Yuma Komaya, Toshio Tomonari, Tsutomu Kobayashi, Kazunori Arimitsu