Patents by Inventor K. Eugen Keppeler

K. Eugen Keppeler 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: 6409914
    Abstract: An enzyme containing in-house digester unit for receiving and treating household waste material, which utilizes settling and biological treatment of solids and wastewater by means of organisms which digest the organic materials contained in the household waste thereby eliminating the need for any chemical treatment or processes.
    Type: Grant
    Filed: August 22, 2000
    Date of Patent: June 25, 2002
    Assignee: Crystal River Industries, Inc.
    Inventors: K. Eugen Keppeler, Richard Brian Dixon
  • Patent number: 4775066
    Abstract: An outdoor receptacle for temporarily storing disposable and reclaimable trash at a collection site prior to the trash being picked up. The receptacle includes a rectangular open top container that is partially buried in the ground and which has a cover hinged thereon that closes over the vertical side walls of the container to provide a weather tight structure. An outwardly extended ground rail is secured to the outside of the container that is at about ground level. An anchor is secured to the bottom wall of the container which acts in concert with the ground rail to stabilize the container in the ground. The interior of the container is compartmentized to segregate disposable and reclaimable waste products. The cover is normally locked to the container in a closed condition so that it can only be opened by the user and the trash collector.
    Type: Grant
    Filed: November 12, 1987
    Date of Patent: October 4, 1988
    Inventor: K. Eugen Keppeler