TREA

Kazuo Yoshioka

Follow

Person

  • Shimizu, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Refrigeration system
    • Patent number 4,562,700
    • Issue date Jan 7, 1986
    • Hitachi, Ltd.
    • Akira Atsumi
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Control circuit for air conditioner
    • Patent number 4,557,114
    • Issue date Dec 10, 1985
    • Hitachi, Ltd.
    • Takashi Kato
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Refrigeration apparatus
    • Patent number 4,551,983
    • Issue date Nov 12, 1985
    • Hitachi, Ltd.
    • Akira Atsumi
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigerating apparatus having a gas injection path
    • Patent number 4,517,811
    • Issue date May 21, 1985
    • Hitachi, Ltd.
    • Akira Atsumi
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...