Patents by Inventor Osamu Kawakami

Osamu Kawakami 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).

  • Patent number: 11689984
    Abstract: A mesh network system includes an electronic control unit. The electronic control unit is configured to calculate a plurality of radio metric scores for a plurality of network interfaces for a first vehicle of a plurality of vehicles of a mesh network as a function of radio metrics in a current motion state of the first vehicle. The radio metrics indicate performance of the plurality of network interfaces in the current motion state of the first vehicle. The electronic control unit is further configured to select a desired network interface from the plurality of network interfaces comprising a desired radio metric score indicative of a desired performance in the current motion state.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: June 27, 2023
    Assignee: TOYOTA MOTOR NORTH AMERICA, INC.
    Inventors: Shingo Sugimoto, Osamu Kawakami
  • Patent number: 11661345
    Abstract: Provided is a fibrous carbon nanostructure that is easy to surface modify. A peak of a temperature derivative curve that is a first derivative curve of a thermogravimetric curve obtained by thermogravimetric analysis of the fibrous carbon nanostructure in a dry air atmosphere has a full width at half maximum of not less than 38° C. and less than 90° C., and a high-temperature-side temperature at a height equivalent to 1/10 of the peak top height of the peak is 658° C. or higher.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: May 30, 2023
    Assignee: ZEON CORPORATION
    Inventor: Osamu Kawakami
  • Patent number: 11643328
    Abstract: Disclosed is a method of producing surface-treated carbon nanostructures which comprises: a depressurization step wherein a carbon nanostructure-containing liquid which comprises carbon nanostructures and a dispersion medium is depressurized; and a surface treatment step wherein an oxidizing agent is added in the carbon nanostructure-containing liquid after or during the depressurization step so that the carbon nanostructures have a surface oxygen atom concentration of 7.0 at % or more. The carbon nanostructures preferably comprise carbon nanotubes.
    Type: Grant
    Filed: February 19, 2018
    Date of Patent: May 9, 2023
    Assignee: ZEON CORPORATION
    Inventor: Osamu Kawakami
  • Publication number: 20220371895
    Abstract: Provided is a fibrous carbon nanostructure that has excellent dispersibility after surface modification treatment. The fibrous carbon nanostructure has an amount of localized electrons of 1.0×1017/g or more as determined by electron spin resonance measurement at a temperature of 10 K.
    Type: Application
    Filed: December 15, 2020
    Publication date: November 24, 2022
    Applicant: ZEON CORPORATION
    Inventor: Osamu KAWAKAMI
  • Patent number: 11477718
    Abstract: A mesh network system includes an electronic control unit The electronic control unit is configured to determine a first motion state of a first vehicle of a plurality of vehicles of a mesh network. The electronic control unit is further configured to determine a second motion state of a second vehicle of the plurality of vehicles. The electronic control unit is further configured to select a dynamic routing protocol or a static routing protocol as a desired routing protocol based on the first motion state and the second motion state.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: October 18, 2022
    Assignee: TOYOTA MOTOR NORTH AMERICA, INC.
    Inventors: Shingo Sugimoto, Osamu Kawakami
  • Publication number: 20220322201
    Abstract: A mesh network system includes an electronic control unit. The electronic control unit is configured to calculate a plurality of radio metric scores for a plurality of network interfaces for a first vehicle of a plurality of vehicles of a mesh network as a function of radio metrics in a current motion state of the first vehicle. The radio metrics indicate performance of the plurality of network interfaces in the current motion state of the first vehicle. The electronic control unit is further configured to select a desired network interface from the plurality of network interfaces comprising a desired radio metric score indicative of a desired performance in the current motion state.
    Type: Application
    Filed: March 31, 2021
    Publication date: October 6, 2022
    Applicant: Toyota Motor North America, Inc.
    Inventors: Shingo Sugimoto, Osamu Kawakami
  • Publication number: 20220322200
    Abstract: A mesh network system includes an electronic control unit The electronic control unit is configured to determine a first motion state of a first vehicle of a plurality of vehicles of a mesh network. The electronic control unit is further configured to determine a second motion state of a second vehicle of the plurality of vehicles. The electronic control unit is further configured to select a dynamic routing protocol or a static routing protocol as a desired routing protocol based on the first motion state and the second motion state.
    Type: Application
    Filed: March 31, 2021
    Publication date: October 6, 2022
    Applicant: Toyota Motor North America, Inc.
    Inventors: Shingo Sugimoto, Osamu Kawakami
  • Patent number: 11358866
    Abstract: Provided is a fibrous carbon nanostructure that is easy to surface modify. A symmetry factor of a peak of a first derivative curve of a thermogravimetric curve obtained through thermogravimetric analysis of the fibrous carbon nanostructure in a dry air atmosphere is 3.70 or less. The first derivative curve of the thermogravimetric curve can be a temperature derivative curve of the thermogravimetric curve or a time derivative curve of the thermogravimetric curve.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: June 14, 2022
    Assignee: ZEON CORPORATION
    Inventor: Osamu Kawakami
  • Publication number: 20220169513
    Abstract: Provided is a fibrous carbon nanostructure that is easy to surface modify. A peak of a temperature derivative curve that is a first derivative curve of a thermogravimetric curve obtained by thermogravimetric analysis of the fibrous carbon nanostructure in a dry air atmosphere has a full width at half maximum of not less than 38° C. and less than 90° C., and a high-temperature-side temperature at a height equivalent to 1/10 of the peak top height of the peak is 658° C. or higher.
    Type: Application
    Filed: March 10, 2020
    Publication date: June 2, 2022
    Applicant: ZEON CORPORATION
    Inventor: Osamu KAWAKAMI
  • Patent number: 11325832
    Abstract: Provided is a fibrous carbon nanostructure with which a dispersion liquid having high dispersibility can be obtained without using a dispersant and thus with which a homogeneous film that is free of clumps can be obtained. In temperature programmed desorption of the fibrous carbon nanostructure, carboxyl group-derived carbon dioxide desorption among carbon dioxide desorption at from 25° C. to 1,000° C. is more than 1,200 ?mol/g.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: May 10, 2022
    Assignee: ZEON CORPORATION
    Inventor: Osamu Kawakami
  • Publication number: 20200385271
    Abstract: Provided is a fibrous carbon nanostructure that is easy to surface modify. A symmetry factor of a peak of a first derivative curve of a thermogravimetric curve obtained through thermogravimetric analysis of the fibrous carbon nanostructure in a dry air atmosphere is 3.70 or less. The first derivative curve of the thermogravimetric curve can be a temperature derivative curve of the thermogravimetric curve or a time derivative curve of the thermogravimetric curve.
    Type: Application
    Filed: November 30, 2018
    Publication date: December 10, 2020
    Applicant: ZEON CORPORATION
    Inventor: Osamu KAWAKAMI
  • Publication number: 20200308001
    Abstract: Provided is a fibrous carbon nanostructure with which a dispersion liquid having high dispersibility can be obtained without using a dispersant and thus with which a homogeneous film that is free of clumps can be obtained. In temperature programmed desorption of the fibrous carbon nanostructure, carboxyl group-derived carbon dioxide desorption among carbon dioxide desorption at from 25° C. to 1,000° C. is more than 1,200 ?mol/g.
    Type: Application
    Filed: December 11, 2018
    Publication date: October 1, 2020
    Applicant: ZEON CORPORATION
    Inventor: Osamu KAWAKAMI
  • Publication number: 20190367370
    Abstract: Disclosed is a method of producing surface-treated carbon nanostructures which comprises: a depressurization step wherein a carbon nanostructure-containing liquid which comprises carbon nanostructures and a dispersion medium is depressurized; and a surface treatment step wherein an oxidizing agent is added in the carbon nanostructure-containing liquid after or during the depressurization step so that the carbon nanostructures have a surface oxygen atom concentration of 7.0 at % or more. The carbon nanostructures preferably comprise carbon nanotubes.
    Type: Application
    Filed: February 19, 2018
    Publication date: December 5, 2019
    Applicant: ZEON CORPORATION
    Inventor: Osamu KAWAKAMI
  • Patent number: 10066048
    Abstract: Provided are a self-crosslinking polyhydroxy polyurethane resin derived from a reaction of a 5-membered cyclic carbonate compound and an amine compound and having masked isocyanate groups in its structure; a process for producing the resin; an imitation leather composed of a base fabric and a resin composition composed of the resin as its principal component and impregnated in or laminated on the base fabric; as kin material made of a thermoplastic polyolefin resin, said skin material including a thermoplastic polyolefin resin sheet and a top coat layer formed directly or via a primer layer on the sheet, wherein the top coat layer has been formed with a resin composition composed of the resin as its principal component; and a weather strip material composed, as its principal components, of the resin and a specific diorganopolysiloxane and/or a silicone oil.
    Type: Grant
    Filed: June 21, 2011
    Date of Patent: September 4, 2018
    Assignees: DAINICHISEIKA COLOR & CHEMICALS MFG. CO., LTD., UKIMA CHEMICALS & COLOR MFG. CO., LTD.
    Inventors: Kazuyuki Hanada, Kazuya Kimura, Kenichi Takahashi, Osamu Kawakami, Manabu Uruno
  • Patent number: 10000609
    Abstract: Provided are a self-crosslinking polysiloxane-modified polyhydroxy polyurethane resin derived from a reaction of a 5-membered cyclic carbonate polysiloxane compound represented by the following formula (1) and an amine compound and having polysiloxane segments and masked isocyanate groups in its structure: wherein A means and its production process. The present invention can provide a polyhydroxy polyurethane resin, the development of applications of which has not moved ahead in the prior art, as a novel self-crosslinking polyhydroxy polyurethane resin that enables to provide products excellent in lubricity, abrasion resistance, chemical resistance, non-tackiness, heat resistance and the like, is useful from the viewpoint of the reduction of warming gas, and is responsive to the environment.
    Type: Grant
    Filed: August 11, 2011
    Date of Patent: June 19, 2018
    Assignees: DAINICHISEIKA COLOR & CHEMICALS MFG. CO., LTD., UKIMA CHEMICALS & COLOR MFG. CO., LTD.
    Inventors: Kazuyuki Hanada, Kazuya Kimura, Kenichi Takahashi, Osamu Kawakami, Manabu Uruno
  • Publication number: 20170223843
    Abstract: A multilayer curable resin film comprising a first resin layer comprising a first curable resin composition including a polyphenylene ether oligomer (A1) with an end modified by an aromatic vinyl group and a curing agent (A2) and a second resin layer comprising a second curable resin composition including an alicyclic olefin polymer (B1) and a curing agent (B2), a prepreg comprised of this including a fiber substrate, and a laminate, cured product, composite, and multilayer circuit board obtained using these are provided.
    Type: Application
    Filed: March 4, 2015
    Publication date: August 3, 2017
    Applicant: ZEON CORPORATION
    Inventors: Osamu Kawakami, Shigeru Fujita
  • Patent number: 9557208
    Abstract: Provided is a liquid level measuring technique capable of measuring a liquid level with high accuracy even if a liquid stored in a container is boiling.
    Type: Grant
    Filed: December 27, 2012
    Date of Patent: January 31, 2017
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Hidehiko Kuroda, Naruhiko Mukai, Osamu Kawakami, Makoto Takemura, Yuka Takada, Fujio Shiraishi
  • Publication number: 20160289372
    Abstract: A polymerizable composition comprising a cycloolefin monomer (A), a metathesis polymerization catalyst (B), and a polymer (C) which has a triazine structure and a resin shaped article, composite, and laminate which are obtained using this are provided. According to the present invention, it is possible to provide a polymerizable composition which is useful for the manufacture of a laminate which has a low dielectric tangent in a high frequency region and is excellent in peel strength and a resin shaped article, composite, and laminate which are obtained using this.
    Type: Application
    Filed: March 17, 2014
    Publication date: October 6, 2016
    Applicant: ZEON CORPORATION
    Inventor: Osamu Kawakami
  • Patent number: 9394462
    Abstract: Disclosed are a polysiloxane-modified polyhydroxy polyurethane resin characterized by being derived from a reaction between a 5-membered cyclic carbonate polysiloxane compound represented by the below-described formula (1) and an amine compound, and its production process; and a resin composition, thermal recording medium, imitation leather, thermoplastic polyolefin resin skin material, weather strip material, and weather strip, all of which make use of the resin.
    Type: Grant
    Filed: August 25, 2014
    Date of Patent: July 19, 2016
    Assignees: DAINICHISEIKA COLOR & CHEMICALS MFG. CO., LTD, UKIMA CHEMICALS & COLOR MFG. CO., LTD.
    Inventors: Kazuyuki Hanada, Kazuya Kimura, Kenichi Takahashi, Osamu Kawakami, Manabu Uruno
  • Patent number: 8975420
    Abstract: A 5-membered cyclic carbonate polysiloxane compound is represented by the below-described formula (1), and is produced by a process that reacts an epoxy-modified polysiloxane compound with carbon dioxide. wherein A means in which R1 means an alkylene group which has from 1 to 12 carbon atoms and may be linked via an element of O, S or N and/or —(C2H4O)b—, R2 means a direct bond or an alkylene group having from 2 to 20 carbon atoms, R2 may be linked to an alicyclic group or aromatic group, b stands for a number of from 1 to 300, and a stands for a number of from 1 to 300.
    Type: Grant
    Filed: October 7, 2010
    Date of Patent: March 10, 2015
    Assignees: Dainichiseika Color & Chemicals Mfg. Co., Ltd., Ukima Chemicals & Color Mfg. Co., Ltd.
    Inventors: Kazuyuki Hanada, Kazuya Kimura, Kenichi Takahashi, Osamu Kawakami, Manabu Uruno