Patents by Inventor Yoshimi Iwase

Yoshimi Iwase 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).

  • Windshield wiper control device for construction machines
    Patent number: 5722108
    Abstract: For a vertical slide type front window of an operator's cab of construction machines, a windshield wiper assembly is mounted on a panel alongside the front window. Mounted on the part of the front window is a pin-latch unit for fixing the front window in a fully closed position. When a slide pin of the pin-latch unit is applied to lock the front window, this is detected by a detection means of a windshield control to render the wiper operative.
    Type: Grant
    Filed: May 12, 1997
    Date of Patent: March 3, 1998
    Assignee: Hitachi Construction Machinery Co., Ltd.
    Inventors: Tsuyoshi Sakyo, Yoshimi Iwase
  • Air outlet member
    Patent number: 5643080
    Abstract: An air conditioner duct being suitable for connection with an air conditioner arranged in a cab. The air conditioner duct is provided with an air outlet member, which includes an air release portion for releasing air into the cab and plural fins for guiding air to the air release portion. The air outlet member comprises a turnable air outlet member shaped to enclose a duct portion, to which the turnable air outlet member is connected, and is turnable relative to the duct portion.
    Type: Grant
    Filed: December 19, 1995
    Date of Patent: July 1, 1997
    Assignee: Hitachi Construction Machinery Co., Ltd.
    Inventors: Yoshiyuki Kondoh, Tsuyoshi Sakyo, Yoshimi Iwase, Sadahisa Tomita, Kazunori Komatsu, Kazuhisa Tamura