Patents by Inventor Jun Iwai

Jun Iwai 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).

  • Heat exchanger
    Patent number: 5806587
    Abstract: A heat exchanger is provided with a first tank and a second tank. Heat transfer tubes are disposed between the tanks and are connected to the tanks to place the tanks in fluid communication. At least one of the tanks is divided into chambers by a partition. A reinforcement plate member is disposed in at least one of the first and the second tanks for reinforcing the tank to prevent deformation of the tank due to an increase of the pressure within the tanks. The reinforcement plate member is not connected to the partition.
    Type: Grant
    Filed: July 25, 1996
    Date of Patent: September 15, 1998
    Assignee: Sanden Corporation
    Inventors: Kenichi Sasaki, Rei Oikawa, Tomohiro Chiba, Jun Iwai
  • Heat exchanger
    Patent number: 5590710
    Abstract: A heat exchanger is provided with a first tank and a second tank. Heat transfer tubes are disposed between the tanks and are connected to the tanks to place the tanks in fluid communication. At least one of the tanks is divided into chambers by a partition. A reinforcement plate member is disposed in at least one of the first and the second tanks for reinforcing the tank to prevent deformation of the tank due to an increase of the pressure within the tanks. The reinforcement plate member is not connected to the partition.
    Type: Grant
    Filed: December 21, 1994
    Date of Patent: January 7, 1997
    Assignee: Sanden Corporation
    Inventors: Kenichi Sasaki, Rei Oikawa, Tomohiro Chiba, Jun Iwai