Patents by Inventor John W. Trojohn

John W. Trojohn 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).

  • Patent number: 4384384
    Abstract: An efficient, durable and inexpensive golf club cleaner comprises a pair of superimposed and connected plate-like brush-supporting members wherein one plate-like member is provided with a large centrally disposed rectangular recess and the other, which is substantially smaller, is provided with a registering central opening which is defined by a frame-like recess in the smaller plate-like member which is adapted to overlie and secure the edges of the back of a rectangular brush that is disposed in the aforementioned recess with the bristles of the brush extending through and projecting from the aforementioned opening. Means are provided for securing the smaller plate-like member to the larger plate-like member when the former is in assembled position; and also means for firmly attaching the larger plate-like member to a suitable support.
    Type: Grant
    Filed: July 13, 1981
    Date of Patent: May 24, 1983
    Inventor: John W. Trojohn