Patents by Inventor Helmut Kalmbach

Helmut Kalmbach 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).

  • Device and a method for applying an even, thin fluid layer to substrates
    Patent number: 8136478
    Abstract: A device for applying an even, thin fluid layer, in particular a phosphoric acid layer, onto substrates, in particular silicon cells for photovoltaic application, is provided with a process chamber, which is provided with a fluid pan and a high-frequency ultrasound device that converts the fluid into fluid mist, and with a transport device that is arranged beneath a fluid-mist dropping shaft of the process chamber for the substrates.
    Type: Grant
    Filed: March 28, 2006
    Date of Patent: March 20, 2012
    Assignee: Schmid Technology Systems GmbH
    Inventors: Christian Buchner, Johann Brunner, Helmut Kalmbach, Josef Gentischer
  • Device and a method for applying an even, thin fluid layer to substrates
    Publication number: 20090053397
    Abstract: A device for applying an even, thin fluid layer, in particular a phosphoric acid layer, onto substrates, in particular silicon cells for photovoltaic application, is provided with a process chamber, which is provided with a fluid pan and a high-frequency ultrasound device that converts the fluid into fluid mist, and with a transport device that is arranged beneath a fluid-mist dropping shaft of the process chamber for the substrates.
    Type: Application
    Filed: March 28, 2006
    Publication date: February 26, 2009
    Inventors: Christian Buchner, Johann Brunner, Helmut Kalmbach, Josef Gentischer