Patents by Inventor Yoshio Kojima

Yoshio Kojima 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: 11171260
    Abstract: A light-emitting device includes: a mounting board; at least one light-emitting element located on or above the mounting board; a first covering member comprising, in order from an upper surface of the mounting board: a containing layer comprising a light-absorbing material, and a light-transmissive layer; and a second covering member over the first covering member and the light-emitting element. A thickness of the containing layer is less than a thickness of the light-emitting element.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: November 9, 2021
    Assignee: NICHIA CORPORATION
    Inventors: Kenji Ozeki, Atsushi Kojima, Chinami Nakai, Yoshio Ichihara
  • Publication number: 20210291685
    Abstract: A charging device that charges a battery having cells connected in series and configured as cell units, the charging device includes a solar battery, and a charging circuit configured to selectively supply electric power generated by the solar battery to each of the cell units. The charging circuit includes a first electric power adjustment unit configured to adjust electric power generated by the solar battery into first electric power, and output the first electric power, a second electric power adjustment unit configured to adjust the first electric power into second electric power, and supply the second electric power to each of the cell units, and a power storage unit provided between the first electric power adjustment unit and the second electric power adjustment unit and configured to store the first electric power output by the first electric power adjustment unit.
    Type: Application
    Filed: February 26, 2021
    Publication date: September 23, 2021
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Noriyuki ABE, Yoshio KOJIMA
  • Publication number: 20210296924
    Abstract: A charging device that charges a battery mounted in a vehicle, the battery having cells connected in series, the cells being configured as cell units each including at least one of the cells, the charging device includes a solar battery and a charging circuit configured to selectively supply electric power generated by the solar battery to each of the cell units. The charging circuit includes electric power adjustment units provided between the solar battery and the cell units, and each of the electric power adjustment units is associated with one or more cell units of the cell units. Each of the electric power adjustment units adjusts electric power generated by the solar battery and supplies the adjusted electric power to the associated cell units.
    Type: Application
    Filed: February 25, 2021
    Publication date: September 23, 2021
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Noriyuki ABE, Yoshio KOJIMA
  • Publication number: 20210291686
    Abstract: A solar power generation control device, controlling a solar power generation system configured to charge a power storage device of a vehicle with electric power generated by a solar cell provided in the vehicle, includes: a determination unit configured to determine whether irradiation light to the vehicle is sunlight based on an output of an optical sensor; and a control unit configured to control an operation mode of the solar power generation system, including a first mode, in which the power storage device is charged with electric power generated by the solar cell, and a second mode, in which power consumption of the solar power generation system is lower than in the first mode, based on a determination result of the determination unit. The control unit sets the solar power generation system to the first mode when the determination unit determines that the irradiation light is sunlight.
    Type: Application
    Filed: March 16, 2021
    Publication date: September 23, 2021
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Noriyuki ABE, Yoshio KOJIMA
  • Patent number: 7456234
    Abstract: The present invention provides a lead-free cationic electrodeposition coating composition which contains an aqueous medium, a binder resin composed of a cationic epoxy resin and a blocked isocyanate curing agent dispersed or dissolved in the aqueous medium, a neutralizing acid in order to neutralize the cationic epoxy resin, an organic solvent, and a metal catalyst, wherein the electrodeposition coating composition has a volatile organic content of 1% by weight or less, a metal ion content of 500 ppm or less, a neutralizing acid amount of 10 to 30 mg equivalent based on 100 g of binder resin solid content. The lead-free cationic electrodeposition coating composition has high throwing power, and exert a little influence on the environment due to its low VOC, low metal ion content, and reduced consumption of a coating composition itself.
    Type: Grant
    Filed: March 28, 2002
    Date of Patent: November 25, 2008
    Assignees: Nippon Paint Co., Ltd., Toyota Jidosha Kabushiki Kaisha
    Inventors: Yoshio Kojima, Mitsuo Yamada, Satoru Uchidoi
  • Publication number: 20080257748
    Abstract: The present invention provides a lead-free cationic electrodeposition coating composition which contains an aqueous medium, a binder resin composed of a cationic epoxy resin and a blocked isocyanate curing agent dispersed or dissolved in the aqueous medium, a neutralizing acid in order to neutralize the cationic epoxy resin, an organic solvent, and a metal catalyst, wherein the electrodeposition coating composition has a volatile organic content of 1% by weight or less, a metal ion content of 500 ppm or less, a neutralizing acid amount of 10 to 30 mg equivalent based on 100 g of binder resin solid content. The lead-free cationic electrodeposition coating composition has high throwing power, and exert a little influence on the environment due to its low VOC, low metal ion content, and reduced consumption of a coating composition itself.
    Type: Application
    Filed: June 18, 2008
    Publication date: October 23, 2008
    Inventors: Yoshio Kojima, Mitsuo Yamada, Satoru Uchidoi
  • Patent number: 7315798
    Abstract: A natural frequency and a calculated mode vector are calculated by using a finite-element method models for analysis which include an object of analysis including a plurality of components and a plurality of elements which are positioned between the components of the object of analysis and indicate a boundary condition between the components, the calculated mode vector having high degree of correlation for an experimental mode vector is extracted and set to a pair, and identifying the boundary condition of the elements based on the extracted calculated mode vector and the natural frequency corresponding to the extracted calculated mode vector.
    Type: Grant
    Filed: July 31, 2003
    Date of Patent: January 1, 2008
    Assignee: Kabushiki Kaisha Toyota Chuo Kenkyusho
    Inventors: Yoshitsugu Goto, Tatsuyuki Amago, Yoshio Kojima, Mizuho Inagaki, Kazuaki Chiku, Toru Matsushima, Keisuke Hayakawa
  • Patent number: 7215334
    Abstract: A method of supporting a user in mechanically analyzing a performance of an object, including the steps of: graphically displaying a generalized model which is constructed as a numerical analysis model for the object such that the generalized model has been generalized with respect to at least configuration of the object, and has been specialized with respect to a function of the object; displaying an item for letting the user enter data in order to define a specialized model which is constructed as a numerical analysis model for the object by specializing the displayed generalized model with respect to the at least configuration thereof; and mechanically analyzing the performance of the object, on the basis of the specialized model defined, a numerical analysis approach predetermined in correspondence with the function of the object, and a numerical analysis condition.
    Type: Grant
    Filed: August 1, 2001
    Date of Patent: May 8, 2007
    Assignee: Kabushiki Kaisha Toyota Chuo Kenkyusho
    Inventors: Hidekazu Nishigaki, Shinji Nishiwaki, Yoshio Kojima, Tatsuyuki Amago, Yasuaki Tsurumi, Noboru Kikuchi
  • Publication number: 20070089996
    Abstract: It is an object of the present invention to provide a method of forming a cationic electrodeposition film, which has no detrimental effect on basic performances of electrodeposition that a curing property in low temperature and the stability of pigment dispersion are good and basic performances such as corrosion resistance and a rust-preventive property are maintained while maintaining both surface smoothness and economical advantage and exhibits the extremely precise throwing power and can attain an excellent ability of preventing a pinhole due to gas.
    Type: Application
    Filed: September 13, 2004
    Publication date: April 26, 2007
    Applicant: Nippon Paint Co., Ltd.
    Inventor: Yoshio Kojima
  • Publication number: 20060201821
    Abstract: To provide a method for forming an electrodeposited coating excellent in finish-appearance and capable of a higher film resistance value. A method for forming an electrodeposited coating including a step of electrodeosition-coating a cationic electrodeposition coating composition on an object to be coated, wherein a film viscosity of an electrodeposited coating obtained from the cationic electrodeposition coating composition is in the range of 3000 to 5000 Pa·s at 50° C.
    Type: Application
    Filed: March 10, 2006
    Publication date: September 14, 2006
    Inventors: Teruzo Toi, Yoshio Kojima
  • Patent number: 7094324
    Abstract: With the use of a lead-free cationic electrodeposition coating composition containing a sulfonium-modified epoxy resin, an amine-modified novolak-type epoxy resin, and a blocked isocyanate curing agent as a binder resin, wherein the content of volatile organic components is 1% by weight or less, the coating liquid conductivity is 1000 to 2500 ?S/cm, and the minimum film-forming temperature of the coated layer electrodeposited on an object to be coated is 20 to 35° C., electrodeposition coating is carried out at or above the temperature which is lower by 2° C. than the minimum film-forming temperature and at or below the temperature which is higher by 6° C. than the minimum film-forming temperature.
    Type: Grant
    Filed: March 26, 2003
    Date of Patent: August 22, 2006
    Assignees: Nippon Paint Co., Ltd., Toyota Jidosha Kabushiki Kaisha
    Inventors: Satoru Uchidoi, Yoshio Kojima, Mitsuo Yamada, Seiji Yokoi, Satoshi Kodama
  • Patent number: 7005051
    Abstract: Disclosed is a three coat one bake coating process for forming an intermediate coated film, a base coated film and a clear coated film on an electrodeposition coated film. The electrodeposition coating composition is a lead-free cationic electrodeposition coating composition which has a volatile organic content of 1% by weight or less, a metal ion content of 500 ppm or less, a neutralizing acid amount of 10 to 30 mg equivalent based on 100 g of binder resin solid content. The intermediate coating composition and/or the base coated composition comprises a specific amount of a nonaqueous dispersion resin as a resin component. In the coating process, a baking step is omitted from the conventional intermediate coating process, or from the conventional base coating process.
    Type: Grant
    Filed: March 28, 2002
    Date of Patent: February 28, 2006
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Yoshio Kojima, Mitsuo Yamada, Shoki Tsuji
  • Patent number: 6771420
    Abstract: An optical device has a light-transmitting optical substrate formed with a multilayer film and a barrier layer disposed on the multilayer film side thereof. The light-transmitting optical substrate has a refractive index Ns (at a reference wavelength of 632.8 nm) falling within the range of 1.7≦Ns≦1.9, whereas the barrier layer has a refractive index Nb (at a reference wavelength of 632.8 nm) falling within the range of −0.1≦Nb−Ns≦0.1.
    Type: Grant
    Filed: December 26, 2002
    Date of Patent: August 3, 2004
    Assignees: Fuji Photo Optical Co., Ltd., Victor Company of Japan, Ltd.
    Inventors: Naoki Ozawa, Atsushi Enomoto, Kenji Yasuda, Yoshio Kojima, Satoru Moriya, Masanobu Shigeta, Toshiya Sakuma
  • Publication number: 20040093195
    Abstract: A natural frequency and a calculated mode vector are calculated by using a finite-element method models for analysis which include an object of analysis including a plurality of components and a plurality of elements which are positioned between the components of the object of analysis and indicate a boundary condition between the components, the calculated mode vector having high degree of correlation for an experimental mode vector is extracted and set to a pair, and identifying the boundary condition of the elements based on the extracted calculated mode vector and the natural frequency corresponding to the extracted calculated mode vector.
    Type: Application
    Filed: July 31, 2003
    Publication date: May 13, 2004
    Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO
    Inventors: Yoshitsugu Goto, Tatsuyuki Amago, Yoshio Kojima, Mizuho Inagaki, Kazuaki Chiku, Toru Matsushima, Keisuke Hayakawa
  • Publication number: 20040026248
    Abstract: With the use of a lead-free cationic electrodeposition coating composition containing a sulfonium-modified epoxy resin, an amine-modified novolak-type epoxy resin, and a blocked isocyanate curing agent as a binder resin, wherein the content of volatile organic components is 1% by weight or less, the coating liquid conductivity is 1000 to 2500 &mgr;S/cm, and the minimum film-forming temperature of the coated layer electrodeposited on an object to be coated is 20 to 35° C., electrodeposition coating is carried out at or above the temperature which is lower by 2° C. than the minimum film-forming temperature and at or below the temperature which is higher by 6° C. than the minimum film-forming temperature.
    Type: Application
    Filed: March 26, 2003
    Publication date: February 12, 2004
    Inventors: Satoru Uchidoi, Yoshio Kojima, Mitsuo Yamada, Seiji Yokoi, Satoshi Kodama
  • Publication number: 20030137738
    Abstract: An optical device comprises a light-transmitting optical substrate formed with a multilayer film and a barrier layer disposed on the multilayer film side thereof. The light-transmitting optical substrate has a refractive index Ns (at a reference wavelength of 632.8 nm) falling within the range of 1.7≦Ns≦1.9, whereas the barrier layer has a refractive index Nb (at a reference wavelength of 632.8 nm) falling within the range of −0.1≦Nb−Ns≦0.1.
    Type: Application
    Filed: December 26, 2002
    Publication date: July 24, 2003
    Applicant: Fuji Photo Optical Co., Ltd.
    Inventors: Naoki Ozawa, Atsushi Enomoto, Kenji Yasuda, Yoshio Kojima, Satoru Moriya, Masanobu Shigeta, Toshiya Sakuma
  • Publication number: 20030059617
    Abstract: Disclosed is a 3 coat 1 bake coating process for forming an intermediate coated film, a base coated film and a clear coated film on an electrodeopsition coated film, wherein the electrodeposition coating composition is a lead-free cationic electrodeposition coating composition which has a volatile organic content of 1% by weight or less, a metal ion content of 500 ppm or less, a neutralizing acid amount of 10 to 30 mg equivalent based on 100 g of binder resin solid content, and the intermediate coating composition and/or the base coated composition comprises a specific amount of a nonaqueous dispersion resin as a resin component. In the coating process, a baking step is omitted from the conventional intermediate coating process, or from the conventional base coating process, nevertheless comparable appearance with that produced by the conventional 3 coat 3 bake coating process is produced.
    Type: Application
    Filed: March 28, 2002
    Publication date: March 27, 2003
    Inventors: Yoshio Kojima, Mitsuo Yamada, Shoki Tsuji
  • Publication number: 20030060541
    Abstract: The present invention provides a lead-free cationic electrodeposition coating composition which contains an aqueous medium, a binder resin composed of a cationic epoxy resin and a blocked isocyanate curing agent dispersed or dissolved in the aqueous medium, a neutralizing acid in order to neutralize the cationic epoxy resin, an organic solvent, and a metal catalyst, wherein the electrodeposition coating composition has a volatile organic content of 1% by weight or less, a metal ion content of 500 ppm or less, a neutralizing acid amount of 10 to 30 mg equivalent based on 100 g of binder resin solid content. The lead-free cationic electrodeposition coating composition has high throwing power, and exert a little influence on the environment due to its low VOC, low metal ion content, and reduced consumption of a coating composition itself.
    Type: Application
    Filed: March 28, 2002
    Publication date: March 27, 2003
    Inventors: Yoshio Kojima, Mitsuo Yamada, Satoru Uchidoi
  • Publication number: 20020183421
    Abstract: The present invention provides a lead-free cationic electrodeposition coating composition which contains an aqueous medium, a binder resin composed of a cationic epoxy resin and a blocked isocyanate curing agent dispersed or dissolved in the aqueous medium, a neutralizing acid in order to neutralize the cationic epoxy resin, an organic solvent, and a metal catalyst, wherein the electrodeposition coating composition has a volatile organic content of 1% by weight or less, a metal ion content of 500 ppm or less, a neutralizing acid amount of 10 to 30 mg equivalent based on 100 g of binder resin solid content. The lead-free cationic electrodeposition coating composition has high throwing power, and exert a little influence on the environment due to its low VOC, low metal ion content, and reduced consumption of a coating composition itself.
    Type: Application
    Filed: March 28, 2002
    Publication date: December 5, 2002
    Inventors: Yoshio Kojima, Mitsuo Yamada, Satoru Uchidoi
  • Publication number: 20020139673
    Abstract: Disclosed is an electrodeposition coating process which comprises: a first electrodeposition step in which an electrodeposition coated film is partially formed on a substrate surface to be coated with using a lead-free cationic electrodeposition coating composition which is modified so that a coated film deposited on the substrate surface from the coating composition (deposited film) has relatively low glass transition temperature; a second electrodeposition step in which an electrodeposition coated film is formed on an uncoated portion of the substrate surface with using a lead-free cationic electrodeposition coating composition which is modified so that the deposited film has relatively high glass transition temperature; and a step of baking the electrodeposition coated film to cure.
    Type: Application
    Filed: March 28, 2002
    Publication date: October 3, 2002
    Inventors: Yoshio Kojima, Mitsuo Yamada