Patents by Inventor Tetsuro Kato

Tetsuro Kato 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: 20230357232
    Abstract: The present invention provides an imidazo[1,2-a]pyridine compound that is excellent in pest control activity, particularly, insecticidal activity and/or acaracidal activity, is excellent in safety, and may be industrially advantageously synthesized. The imidazo[1,2-a]pyridine compound of the present invention is a compound of any of formulae (I) to (III) or a salt thereof.
    Type: Application
    Filed: September 17, 2021
    Publication date: November 9, 2023
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Norifumi SAKIYAMA, Tetsuro KATO, Fumiya NISHIO, Daisuke USHIJIMA, Hikaru AOYAMA, Tomomi KOBAYASHI, Masahiro KAWAGUCHI, Keita SAKANISHI
  • Patent number: 11545286
    Abstract: A crystalline Fe-based alloy powder composed of Fe-based alloy particles containing, within a structure thereof, nanocrystal grains having an average grain size of 30 nm or less, and in which d50, which is a particle diameter corresponding to a cumulative frequency of 50% by volume, is from 3.5 ?m to 35.0 ?m in a cumulative distribution curve that is obtained by laser diffractometry and that shows the relationship between the particle diameter and the cumulative frequency from the small particle diameter side, and a ratio of Fe-based alloy particles having a particle diameter of 2 ?m or less to the total of the Fe-based alloy particles, which is determined by laser diffractometry, is from 0% by volume to 8% by volume.
    Type: Grant
    Filed: August 6, 2018
    Date of Patent: January 3, 2023
    Assignee: HITACHI METALS, LTD.
    Inventors: Tetsuro Kato, Nobuhiko Chiwata, Motoki Ohta, Shin Noguchi, Shuji Yamanaka
  • Patent number: 11484942
    Abstract: An alloy powder having an alloy composition represented by Fe100-a-b-c-d-e-fCuaSibBcCrdSneCf, wherein a, b, c, d, e and f are atomic % meeting 0.80?a?1.80, 2.00?b?10.00, 11.00?c?17.00, 0.10?d?2.00, 0.01?e?1.50, and 0.10?f?0.40.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: November 1, 2022
    Assignee: HITACHI METALS, LTD.
    Inventors: Motoki Ohta, Nobuhiko Chiwata, Tetsuro Kato
  • Publication number: 20210313111
    Abstract: A magnetic core powder including granular powder A of Fe-based, magnetic, crystalline metal material and granular powder B of Fe-based, magnetic, amorphous metal material; the particle size d50A of granular powder A at a cumulative frequency of 50 volume % being 0.5 ?m or more and 7.0 ?m or less, and the particle size d50B of granular powder B at a cumulative frequency of 50 volume % being more than 15.0 ?m, in a cumulative distribution curve showing the relation between particle size and cumulative frequency from the smaller particle size side, determined by a laser diffraction method; the magnetic core powder meeting (d90M?d10M)/d50M of 1.6 or more and 6.0 or less, d10M being a particle size at a cumulative frequency of 10 volume %, d50M being a particle size at a cumulative frequency of 50 volume %, and d90M being a particle size at a cumulative frequency of 90 volume %.
    Type: Application
    Filed: August 22, 2019
    Publication date: October 7, 2021
    Applicant: HITACHI METALS, LTD.
    Inventors: Tetsuro KATO, Nobuhiko CHIWATA, Motoki OHTA
  • Publication number: 20210139453
    Abstract: A compound represented by formula (I) or a salt thereof, as well as a formulation for controlling harmful organisms, an insecticidal formulation, an acaricidal formulation, a nematicidal formulation, or a formulation for controlling or exterminating endoparasites, containing at least one compound selected from the group consisting of the compounds described above and salts thereof, as an active ingredient. In formula (I), Ar1 is a benzene ring or a 5- to 6-membered heteroaryl ring, R1 is a C1 to C6 alkyl group, a halogeno group, or the like, n represents the number of R1 and is 0, 1, 2, or 3, and in the case of n being 2 or more, two or more R1 may be the same as or different from one another, R2 is a C1 to C6 alkyl group, a C1 to C6 haloalkyl group, or the like, R3 is a hydrogen atom, a C1 to C6 alkyl group, a C1 to C6 alkylcarbonyl group, or the like, and AR2 represents a substituted or unsubstituted heteroaryl group.
    Type: Application
    Filed: April 3, 2019
    Publication date: May 13, 2021
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Tetsuro KATO, Jun TAKAHASHI, Yuto SAIKI, Takao IWASA, Erika SUGAHARA
  • Publication number: 20210114091
    Abstract: An alloy powder having an alloy composition represented by Fe100-a-b-c-d-e-fCuaSibBcCrdSneCf, wherein a, b, c, d, e and f are atomic % meeting 0.80?a?1.80, 2.00?b?10.00, 11.00?c?17.00, 0.10?d?2.00, 0.01?e?1.50, and 0.10?f?0.40.
    Type: Application
    Filed: April 26, 2019
    Publication date: April 22, 2021
    Applicant: HITACHI METALS, LTD.
    Inventors: Motoki OHTA, Nobuhiko CHIWATA, Tetsuro KATO
  • Publication number: 20210032205
    Abstract: The present invention relates to a compound represented by formula (I) or a salt thereof which has excellent insecticidal, acaricidal and/or nematicidal activity, exhibits excellent safety, and can be advantageously synthesized industrially, and also relates to a formulation for controlling harmful organisms which contains the same.
    Type: Application
    Filed: February 25, 2019
    Publication date: February 4, 2021
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Jun TAKAHASHI, Tetsuro KATO, Takao IWASA
  • Patent number: 10793520
    Abstract: A compound represented by formula (I) or a salt thereof. In formula (I), R1 and R4 each independently represent a hydrogen atom, or an unsubstituted or substituted C1 to C6 alkyl group or the like. R2 represents a hydrogen atom, or an unsubstituted or substituted C1 to C6 alkyl group or the like. R3 represents an unsubstituted or substituted C1 to C6 alkyl group or the like. R5 represents a C1 to C6 haloalkyl group or the like. G represents an oxygen atom or a sulfur atom. R6 and R7 each independently represent a hydrogen atom, or an unsubstituted or substituted C1 to C6 alkyl group or the like. n represents 0 or 1. R8 and R9 each independently represent a hydrogen atom, or an unsubstituted or substituted C1 to C6 alkyl group. Ar represents an unsubstituted or substituted C6 to C10 aryl group or the like.
    Type: Grant
    Filed: August 28, 2017
    Date of Patent: October 6, 2020
    Assignee: Nippon Soda Co., Ltd.
    Inventors: Jun Takahashi, Tetsuro Kato, Takao Iwasa
  • Publication number: 20200243238
    Abstract: A crystalline Fe-based alloy powder composed of Fe-based alloy particles containing, within a structure thereof, nanocrystal grains having an average grain size of 30 nm or less, and in which d50, which is a particle diameter corresponding to a cumulative frequency of 50% by volume, is from 3.5 ?m to 35.0 ?m in a cumulative distribution curve that is obtained by laser diffractometry and that shows the relationship between the particle diameter and the cumulative frequency from the small particle diameter side, and a ratio of Fe-based alloy particles having a particle diameter of 2 ?m or less to the total of the Fe-based alloy particles, which is determined by laser diffractometry, is from 0% by volume to 8% by volume.
    Type: Application
    Filed: August 6, 2018
    Publication date: July 30, 2020
    Applicant: HITACHI METALS, LTD.
    Inventors: Tetsuro KATO, Nobuhiko CHIWATA, Motoki OHTA, Shin NOGUCHI, Shuji YAMANAKA
  • Patent number: 10418160
    Abstract: Provided are: a metal powder core having a configuration suitable for core loss reduction and strength improvement; a coil component employing this; and a fabrication method for metal powder core. The metal powder core is obtained by dispersing Cu powder among soft magnetic material powder comprising pulverized powder of Fe-based soft magnetic alloy and atomized powder of Fe-based soft magnetic alloy and then by performing compaction. The fabrication method for metal powder core includes: a mixing step of mixing together soft magnetic material powder containing thin-leaf shaped pulverized powder of Fe-based soft magnetic alloy and atomized powder of Fe-based soft magnetic alloy, Cu powder, and a binder and thereby obtaining a mixture; a forming step of performing pressure forming on the mixture obtained at the mixing step; and a heat treatment step of annealing a formed article obtained at the forming step.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: September 17, 2019
    Assignee: Hitachi Metals, Ltd.
    Inventors: Tetsuro Kato, Shin Noguchi, Kazunori Nishimura
  • Patent number: 10372361
    Abstract: A memory system includes a plurality of volatile memory modules to temporarily store data in a distributed manner, a V storing place management unit included in each of the volatile memory modules, a plurality of nonvolatile memory modules to store the data stored in each of the volatile memory modules in a distributed manner, and a NV storing place management unit included in each of the nonvolatile memory modules. Each V storing place management unit and each NV storing place management unit communicate and determine the destination nonvolatile memory module for each volatile memory module. The data is transmitted to the determined destination nonvolatile memory module and stored in the destination nonvolatile memory module.
    Type: Grant
    Filed: February 27, 2014
    Date of Patent: August 6, 2019
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Ryota Tsujio, Tetsuro Kato, Yasunori Ido
  • Publication number: 20190225577
    Abstract: A compound represented by formula (I) or a salt thereof. In formula (I), R1 and R4 each independently represent a hydrogen atom, or an unsubstituted or substituted C1 to C6 alkyl group or the like. R2 represents a hydrogen atom, or an unsubstituted or substituted C1 to C6 alkyl group or the like. R3 represents an unsubstituted or substituted C1 to C6 alkyl group or the like. R5 represents a C1 to C6 haloalkyl group or the like. G represents an oxygen atom or a sulfur atom. R6 and R7 each independently represent a hydrogen atom, or an unsubstituted or substituted C1 to C6 alkyl group or the like. n represents 0 or 1. R8 and R9 each independently represent a hydrogen atom, or an unsubstituted or substituted C1 to C6 alkyl group. Ar represents an unsubstituted or substituted C6 to C10 aryl group or the like.
    Type: Application
    Filed: August 28, 2017
    Publication date: July 25, 2019
    Applicant: Nippon Soda Co., Ltd.
    Inventors: Jun TAKAHASHI, Tetsuro KATO, Takao IWASA
  • Patent number: 10312004
    Abstract: In a metal powder core constructed from soft magnetic material powder and a coil component employing this, a configuration suitable for reduction of a core loss is provided. The metal powder core constructed from soft magnetic material powder is characterized in that Cu is dispersed among the soft magnetic material powder. It is characterized in that, preferably, the soft magnetic material powder is pulverized powder of soft magnetic alloy ribbon and that Cu is dispersed among the pulverized powder of soft magnetic alloy ribbon. Further, it is characterized in that, preferably, the soft magnetic alloy ribbon is a Fe-based nano crystal alloy ribbon or a Fe-based alloy ribbon showing a Fe-based nano crystalline structure and that the pulverized powder has a nano crystalline structure.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: June 4, 2019
    Assignee: HITACHI METALS, LTD.
    Inventors: Tetsuro Kato, Shin Noguchi, Kazunori Nishimura
  • Publication number: 20190096553
    Abstract: Provided are: a metal powder core having a configuration suitable for core loss reduction and strength improvement; a coil component employing this; and a fabrication method for metal powder core. The metal powder core is obtained by dispersing Cu powder among soft magnetic material powder comprising pulverized powder of Fe-based soft magnetic alloy and atomized powder of Fe-based soft magnetic alloy and then by performing compaction. The fabrication method for metal powder core includes: a mixing step of mixing together soft magnetic material powder containing thin-leaf shaped pulverized powder of Fe-based soft magnetic alloy and atomized powder of Fe-based soft magnetic alloy, Cu powder, and a binder and thereby obtaining a mixture; a forming step of performing pressure forming on the mixture obtained at the mixing step; and a heat treatment step of annealing a formed article obtained at the forming step.
    Type: Application
    Filed: November 28, 2018
    Publication date: March 28, 2019
    Inventors: Tetsuro Kato, Shin Noguchi, Kazunori Nishimura
  • Patent number: 10186358
    Abstract: Provided are: a metal powder core having a configuration suitable for core loss reduction and strength improvement; a coil component employing this; and a fabrication method for metal powder core. The metal powder core is obtained by dispersing Cu powder among soft magnetic material powder comprising pulverized powder of Fe-based soft magnetic alloy and atomized powder of Fe-based soft magnetic alloy and then by performing compaction. The fabrication method for metal powder core includes: a mixing step of mixing together soft magnetic material powder containing thin-leaf shaped pulverized powder of Fe-based soft magnetic alloy and atomized powder of Fe-based soft magnetic alloy, Cu powder, and a binder and thereby obtaining a mixture; a forming step of performing pressure forming on the mixture obtained at the mixing step; and a heat treatment step of annealing a formed article obtained at the forming step.
    Type: Grant
    Filed: July 17, 2014
    Date of Patent: January 22, 2019
    Assignee: Hitachi Metals, Ltd.
    Inventors: Tetsuro Kato, Shin Noguchi, Kazunori Nishimura
  • Publication number: 20170271063
    Abstract: In a metal powder core constructed from soft magnetic material powder and a coil component employing this, a configuration suitable for reduction of a core loss is provided. The metal powder core constructed from soft magnetic material powder is characterized in that Cu is dispersed among the soft magnetic material powder. It is characterized in that, preferably, the soft magnetic material powder is pulverized powder of soft magnetic alloy ribbon and that Cu is dispersed among the pulverized powder of soft magnetic alloy ribbon. Further, it is characterized in that, preferably, the soft magnetic alloy ribbon is a Fe-based nano crystal alloy ribbon or a Fe-based alloy ribbon showing a Fe-based nano crystalline structure and that the pulverized powder has a nano crystalline structure.
    Type: Application
    Filed: June 7, 2017
    Publication date: September 21, 2017
    Applicant: HITACHI METALS, LTD.
    Inventors: Tetsuro KATO, Shin NOGUCHI, Kazunori NISHIMURA
  • Patent number: D818516
    Type: Grant
    Filed: September 7, 2016
    Date of Patent: May 22, 2018
    Assignee: Elmo Co., Ltd.
    Inventors: Hiroshi Yamakose, Hiroshi Mameda, Tetsuro Kato, Yusuke Dohi
  • Patent number: D832262
    Type: Grant
    Filed: November 15, 2016
    Date of Patent: October 30, 2018
    Assignee: Elmo Co., Ltd.
    Inventor: Tetsuro Kato
  • Patent number: D892192
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: August 4, 2020
    Assignee: Elmo Co., Ltd.
    Inventors: Hiroyuki Furusawa, Yusuke Dohi, Tetsuro Kato
  • Patent number: D896874
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: September 22, 2020
    Assignee: Elmo Co., Ltd.
    Inventors: Hiroshi Yamakose, Tetsuro Kato