Patents by Inventor Franz Wax

Franz Wax 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).

  • Leakproof ink supply reservoir
    Patent number: 4119034
    Abstract: A replaceable ink reservoir for use in ink printing equipment, particularly mosaic jet ink printers equipped to receive replaceable reservoirs, the same reservoir including a housing containing a part flexible ink bag in a chamber defined by housing walls with a flexible membrane supported by the walls and plate means overlying the flexible membrane for application of pressure on the ink supply to force the same through the printing head channels.
    Type: Grant
    Filed: February 1, 1978
    Date of Patent: October 10, 1978
    Assignee: Siemens Aktiengesellschaft
    Inventor: Franz Wax