Patents Represented by Attorney Stuart W. Knight
  • Patent number: 5837665
    Abstract: An effective carpet spot cleaner is provided which is comprised of sodium polyphosphate and/or sodium tripolyphosphate; sodium dodecylbenzenesulfonate and Butyl Cellosolve.
    Type: Grant
    Filed: June 9, 1997
    Date of Patent: November 17, 1998
    Inventor: Robert Young
  • Patent number: 5683579
    Abstract: A device for separation of metals and inorganic or organic fluids from water is provided which is comprised of a pipe containing a core concentric within the pipe; several magnets containing segments of opposite poles arranged exterior to the pipe; and an electrically conductive wire connected electrically to the core and to ground.
    Type: Grant
    Filed: December 20, 1996
    Date of Patent: November 4, 1997
    Assignee: Liquid Separation, Inc.
    Inventor: William Steven Lopes
  • Patent number: 5580495
    Abstract: A carpeting shampoo is provided wherein several sodium salts, namely, sodium pyrophosphate, sodium silicate and sodium sulfate are added to a sodium lauryl sulfate detergent to form an aqueous solution. Also added is a alcohol, an amine and a glycol ether. The addition of such alkali metal salts enhances the cleaning effectiveness of such detergent.
    Type: Grant
    Filed: March 17, 1995
    Date of Patent: December 3, 1996
    Inventor: Robert Young
  • Patent number: 5343578
    Abstract: A multi-layered and multi-entry sleeping bag is provided which comprises several separate generally rectangular leaves or layers permanently affixed to each other by hinge means. Attached to such leaves are zipper means whereunder portions of such leaves can be removably attached to one another by such zipper means. In such fashion, multi-layered or multi-entry portions of the layers or leaves can be provided. The number of layers can be adjusted depending upon the camper's desire or warmth. The zippers can be unlocked, in which case the blanket can be fully unfolded.
    Type: Grant
    Filed: June 28, 1993
    Date of Patent: September 6, 1994
    Assignee: Summersea International, Inc.
    Inventor: Robert Kettenhofen
  • Patent number: 4973202
    Abstract: Undesired glass particles emitted into the atmosphere from breakage of glass jars in the manufacturing process are removed utilizing an exhaust system, comprising a hood, exhaust piping, blower and cyclone. The hood and exhaust system protects the area adjacent to where glass jars are produced from emission of dangerous glass particles which result from breakage of glass jars during the assembly process.
    Type: Grant
    Filed: July 5, 1989
    Date of Patent: November 27, 1990
    Inventor: Charles Becker
  • Patent number: 4226684
    Abstract: Electrodes ultilized in electrolytic processes are coated with materials improving the electrodes by the incremental hammering of the powdered material serving as the coating on to the base electrodes by means of known processes whereunder steel is coated with more precious metals or different metals. A more satisfactory electrolytic electrode is produced by a known process. Applicant has discovered that such known processes can apply to the upgrading of electrodes used in electrolytic processes.
    Type: Grant
    Filed: March 5, 1979
    Date of Patent: October 7, 1980
    Assignee: Emil Stephen Scherba
    Inventor: Emil Scherba
  • Patent number: 4218175
    Abstract: A wind turbine is provided consisting of a cone or the frustum of a cone, on which are mounted in a more or less helical fashion, a plurality of blades having a varying pitch angle. The blades are arranged in a manner to utilize the initial force of the wind and to continue to utilize the diminishing force of the wind after it passes over the leading end of the vanes.Provided also is a shroud which enhances the wind velocity and provides a suitable diffuser augmenter to dissipate the spent wind force.
    Type: Grant
    Filed: November 28, 1978
    Date of Patent: August 19, 1980
    Inventor: Robert D. Carpenter
  • Patent number: 4006895
    Abstract: A revolving wrist exercising device is provided which comprises in combination a round member to which is attached two grip handles each of which is attached to the member by a threaded bar. The two grip handles are each freely rotatably attached to their respective bar at generally 90.degree. with respect to each other. A person utilizes the device by gripping the handles and rotating the round member by using wrist action.
    Type: Grant
    Filed: June 2, 1975
    Date of Patent: February 8, 1977
    Inventor: Anthony DiLaurenzio
  • Patent number: D303195
    Type: Grant
    Filed: November 7, 1986
    Date of Patent: September 5, 1989
    Inventor: David Devine