Patents by Inventor Richard Boetcker

Richard Boetcker 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: 4909235
    Abstract: A cooking stove useful for all types of cooking, having a semi-conical outer housing and an inverted semi-conical firebox inserted therein. The firebox has a set of openings in its periphery towards the bottom portion thereof which the covered by a ring having similar openings which can be rotated to allow air to flow into the firebox or to prevent the flow of air into the firebox. The housing also has openings which allows air to flow into the area between the housing and the firebox. The interior of the firebox contains a fuel rack upon which fuel such as charcoal briquets or the like may be placed and ignited. The stove can be covered with a grill upon which food may be cooked, or other utensils may be placed on the stove such as wok, a Dutch oven, a steamer, etc.
    Type: Grant
    Filed: April 7, 1989
    Date of Patent: March 20, 1990
    Inventor: Richard Boetcker