Patents Assigned to Arden Systems, Inc.
  • Patent number: 6326212
    Abstract: A membrane actuated fluid dispensing head apparatus and method for dispensing fluids. The dispenser housing has a top plate, a bottom plate, and a fluid distribution plate disposed between the top and bottom plates. The top plate has fluid inlet means therethrough for admitting pressurized fluid over the distribution plate, the bottom plate having a plurality of elongated hollow pipettes thereon extending away from the top plate and in fluid communication with the fluid distribution plate. A first resilient membrane is disposed between the fluid distribution plate and the bottom plate, the bottom plate having a plurality of spaced cavities thereon having outer peripheries and in fluid communication with the pipettes. A second resilient membrane is disposed between the top plate and the distribution plate having an opening therethrough.
    Type: Grant
    Filed: October 12, 1999
    Date of Patent: December 4, 2001
    Assignee: Arden Systems, Inc.
    Inventor: Dennis Aoki