Patents by Inventor Masaki Sekiguchi

Masaki Sekiguchi 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: 10960727
    Abstract: A vehicle air conditioner includes: a refrigerant circuit which includes a compressor, an external heat exchanger, an expansion valve, and an evaporator; and a cooling fan. The vehicle air conditioner further includes: a refrigerant temperature detection part; a vehicle environment temperature detection part; and a controller. The refrigerant temperature detection part is configured to determine the temperature of a refrigerant which flows into the expansion valve. The vehicle environment temperature detection part is configured to determine a temperature outside the refrigerant circuit under an installation environment.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: March 30, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Osamu Ishida, Hiroshi Maeda, Masaki Sekiguchi
  • Publication number: 20190283528
    Abstract: A vehicle air conditioner includes: a refrigerant circuit which includes a compressor, an external heat exchanger, an expansion valve, and an evaporator; and a cooling fan. The vehicle air conditioner further includes: a refrigerant temperature detection part; a vehicle environment temperature detection part; and a controller. The refrigerant temperature detection part is configured to determine the temperature of a refrigerant which flows into the expansion valve. The vehicle environment temperature detection part is configured to determine a temperature outside the refrigerant circuit under an installation environment.
    Type: Application
    Filed: February 28, 2019
    Publication date: September 19, 2019
    Inventors: Osamu Ishida, Hiroshi Maeda, Masaki Sekiguchi