Patents by Inventor John Alder

John Alder 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).

  • Publication number: 20060165207
    Abstract: A commutator comprising a first and a second plate arranged to move relative to one another is provided. One of the plates comprises at least one input port arranged to allow a fluid to enter the commutator and one of the plates comprises at least one output port arranged to allow a fluid to exit the commutator. At least one of the plates comprises at least one connector, which is capable of connecting at least one input port to at least one output port. The plates are arranged such that the plates move relative to one another and the connector periodically connects the input port to the output port.
    Type: Application
    Filed: November 13, 2003
    Publication date: July 27, 2006
    Inventor: John Alder