Patents by Inventor Motoki MATSUI
Motoki MATSUI 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: 20240105381Abstract: At least one embodiment of the present invention provides a coil component including a base body; a coil conductor provided in the base body; a first external electrode electrically connected to the coil conductor; and a second external electrode electrically connected to the coil conductor. In at least one embodiment of the present invention, the base body includes a first group of metal magnetic particles and a resin binder, where the first group of metal magnetic particles has a plurality of first metal magnetic particles, the first group of metal magnetic particles has a first average circularity greater than 0.8, each of the first metal magnetic particles contains a main component and an additive, the main component includes at least one of Fe or Ni, and the additive accounts for less than 10 wt %.Type: ApplicationFiled: September 11, 2023Publication date: March 28, 2024Inventors: Motoki MATSUI, Tomoo KASHIWA
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Publication number: 20240074452Abstract: Provided is a soft candy having excellent shape retention and detachability, wherein the soft candy is made from a base composition containing a sugar, a glucide that inhibits crystallization of the sugar, and a thickener, wherein the base composition has a specific gravity of 1.00 to 1.25 g/cm3; and a ratio of the sugar to a total mass of the sugar and the glucide that inhibits crystallization of the sugar in the base composition is from 50 to 75 mass %, or among bubbles present in a cross section of a soft candy produced by shaping the base composition, a total area of bubbles having an area of 0.05 mm2 or greater is 80% or less relative to a total area of the bubbles.Type: ApplicationFiled: August 11, 2023Publication date: March 7, 2024Inventors: Motoki Matsui, Takahiro Yamaguchi, Midori Yuzaki, Masaki Asano
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Patent number: 11862379Abstract: In an exemplary embodiment, a coil component includes: a drum core 10 that includes a winding shaft 12 and flange parts 14a, 14b; a coil 40 that includes a winding part 42 and a pair of lead parts 44a, 44b led out from the winding part 42 toward a side face 22 of the flange part 14a and then bent onto the flange part 14a along the side face 22; and a pair of external electrodes 60a, 60b provided on the outer face 17a of the flange part 14a, and connected to the pair of lead parts 44a, 44b; wherein the shortest distance L4 between the side face 22 and the outermost periphery of the winding part 42 is shorter than the shortest distance L3 between a side face 24, opposite the side face 22, of the flange part 14a, and the outermost periphery of the winding part 42.Type: GrantFiled: April 20, 2022Date of Patent: January 2, 2024Assignee: TAIYO YUDEN CO., LTD.Inventors: Motoki Matsui, Hidenori Aoki
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Patent number: 11600425Abstract: One object is to increase the filling factor of magnetic particles and increase the evenness of distribution of the magnetic particles in a magnetic main body of a coil component. A coil component includes: a magnetic main body containing a resin and magnetic particles; and a coil conductor embedded in the magnetic main body. The magnetic particles include large-sized magnetic particles, middle-sized magnetic particles, and small-sized magnetic particles. The proportion of the volume of the large-sized magnetic particles to the total volume of all the magnetic particles is 70 vol % to 85 vol %, the proportion of the volume of the middle-sized magnetic particles to the total volume is 2 vol % to 28 vol %, and the proportion of the volume of the small-sized magnetic particles to the total volume is 2 vol % to 28 vol %. The particle size distribution of the small-sized magnetic particles overlaps that of the middle-sized magnetic particles.Type: GrantFiled: December 28, 2020Date of Patent: March 7, 2023Assignee: TAIYO YUDEN CO., LTD.Inventors: Koichiro Wada, Motoki Matsui, Hideki Ogawa, Tomoo Kashiwa
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Publication number: 20220328241Abstract: A coil component includes a base body, a coil conductor disposed in or on the base body, a first external electrode electrically connected to the coil conductor, and a second external electrode electrically connected to the coil conductor. The base body includes a first metal magnetic particle group and a second metal magnetic particle group. The first metal magnetic particle group is composed of plural first metal magnetic particles each including Fe, and the second metal magnetic particle group is composed of plural second metal magnetic particles each including Fe. The first metal magnetic particle group has a first average particle size and a first degree of circularity of 0.75 or higher. The second metal magnetic particle group has a second average particle size smaller than the first average particle size and a second average degree of circularity larger than the first average degree of circularity.Type: ApplicationFiled: March 29, 2022Publication date: October 13, 2022Inventors: Motoki MATSUI, Tomoo KASHIWA
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Publication number: 20220246344Abstract: In an exemplary embodiment, a coil component includes: a drum core 10 that includes a winding shaft 12 and flange parts 14a, 14b; a coil 40 that includes a winding part 42 and a pair of lead parts 44a, 44b led out from the winding part 42 toward a side face 22 of the flange part 14a and then bent onto the flange part 14a along the side face 22; and a pair of external electrodes 60a, 60b provided on the outer face 17a of the flange part 14a, and connected to the pair of lead parts 44a, 44b; wherein the shortest distance L4 between the side face 22 and the outermost periphery of the winding part 42 is shorter than the shortest distance L3 between a side face 24, opposite the side face 22, of the flange part 14a, and the outermost periphery of the winding part 42.Type: ApplicationFiled: April 20, 2022Publication date: August 4, 2022Inventors: Motoki MATSUI, Hidenori AOKI
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Patent number: 11342109Abstract: In an exemplary embodiment, a coil component includes: a drum core 10 that includes a winding shaft 12 and flange parts 14a, 14b; a coil 40 that includes a winding part 42 and a pair of lead parts 44a, 44b led out from the winding part 42 toward a side face 22 of the flange part 14a and then bent onto the flange part 14a along the side face 22; and a pair of external electrodes 60a, 60b provided on the outer face 17a of the flange part 14a, and connected to the pair of lead parts 44a, 44b; wherein the shortest distance L4 between the side face 22 and the outermost periphery of the winding part 42 is shorter than the shortest distance L3 between a side face 24, opposite the side face 22, of the flange part 14a, and the outermost periphery of the winding part 42.Type: GrantFiled: February 6, 2019Date of Patent: May 24, 2022Assignee: TAIYO YUDEN CO., LTD.Inventors: Motoki Matsui, Hidenori Aoki
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Publication number: 20210118603Abstract: One object is to increase the filling factor of magnetic particles and increase the evenness of distribution of the magnetic particles in a magnetic main body of a coil component. A coil component includes: a magnetic main body containing a resin and magnetic particles; and a coil conductor embedded in the magnetic main body. The magnetic particles include large-sized magnetic particles, middle-sized magnetic particles, and small-sized magnetic particles. The proportion of the volume of the large-sized magnetic particles to the total volume of all the magnetic particles is 70 vol % to 85 vol %, the proportion of the volume of the middle-sized magnetic particles to the total volume is 2 vol % to 28 vol %, and the proportion of the volume of the small-sized magnetic particles to the total volume is 2 vol % to 28 vol %. The particle size distribution of the small-sized magnetic particles overlaps that of the middle-sized magnetic particles.Type: ApplicationFiled: December 28, 2020Publication date: April 22, 2021Inventors: Koichiro WADA, Motoki MATSUI, Hideki OGAWA, Tomoo KASHIWA
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Publication number: 20210090780Abstract: A coil element according to one embodiment of the invention includes a magnetic base body including first metal magnetic particles that have a first average particle size and a first specific surface area, second metal magnetic particles that have a second average particle diameter smaller than the first average particle diameter and a second specific surface area, and a binder that holds the first metal magnetic particles and the second metal magnetic particles together. The coil element further includes a coil conductor provided in the magnetic base body. In one embodiment, a second surface roughness factor represented by a ratio of the second specific surface area to a second surface area estimated based on the second average particle diameter is greater than a first surface roughness factor represented by a ratio of the first specific surface area to a first surface area estimated based on the first average particle diameter.Type: ApplicationFiled: September 23, 2020Publication date: March 25, 2021Inventors: Motoki MATSUI, Tomoo KASHIWA
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Patent number: 10910141Abstract: One object is to increase the filling factor of magnetic particles and increase the evenness of distribution of the magnetic particles in a magnetic main body of a coil component. A coil component includes: a magnetic main body containing a resin and magnetic particles; and a coil conductor embedded in the magnetic main body. The magnetic particles include large-sized magnetic particles, middle-sized magnetic particles, and small-sized magnetic particles. The proportion of the volume of the large-sized magnetic particles to the total volume of all the magnetic particles is 70 vol % to 85 vol %, the proportion of the volume of the middle-sized magnetic particles to the total volume is 2 vol % to 28 vol %, and the proportion of the volume of the small-sized magnetic particles to the total volume is 2 vol % to 28 vol %. The particle size distribution of the small-sized magnetic particles overlaps that of the middle-sized magnetic particles.Type: GrantFiled: August 2, 2018Date of Patent: February 2, 2021Assignee: TAIYO YUDEN CO., LTD.Inventors: Koichiro Wada, Motoki Matsui, Hideki Ogawa, Tomoo Kashiwa
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Publication number: 20190252111Abstract: In an exemplary embodiment, a coil component includes: a drum core 10 that includes a winding shaft 12 and flange parts 14a, 14b; a coil 40 that includes a winding part 42 and a pair of lead parts 44a, 44b led out from the winding part 42 toward a side face 22 of the flange part 14a and then bent onto the flange part 14a along the side face 22; and a pair of external electrodes 60a, 60b provided on the outer face 17a of the flange part 14a, and connected to the pair of lead parts 44a, 44b; wherein the shortest distance L4 between the side face 22 and the outermost periphery of the winding part 42 is shorter than the shortest distance L3 between a side face 24, opposite the side face 22, of the flange part 14a, and the outermost periphery of the winding part 42.Type: ApplicationFiled: February 6, 2019Publication date: August 15, 2019Inventors: Motoki MATSUI, Hidenori AOKI
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Publication number: 20190051445Abstract: One object is to increase the filling factor of magnetic particles and increase the evenness of distribution of the magnetic particles in a magnetic main body of a coil component. A coil component includes: a magnetic main body containing a resin and magnetic particles; and a coil conductor embedded in the magnetic main body. The magnetic particles include large-sized magnetic particles, middle-sized magnetic particles, and small-sized magnetic particles. The proportion of the volume of the large-sized magnetic particles to the total volume of all the magnetic particles is 70 vol % to 85 vol %, the proportion of the volume of the middle-sized magnetic particles to the total volume is 2 vol % to 28 vol %, and the proportion of the volume of the small-sized magnetic particles to the total volume is 2 vol % to 28 vol %. The particle size distribution of the small-sized magnetic particles overlaps that of the middle-sized magnetic particles.Type: ApplicationFiled: August 2, 2018Publication date: February 14, 2019Inventors: Koichiro WADA, Motoki MATSUI, Hideki OGAWA, Tomoo KASHIWA