Patents by Inventor Michael R. Knaak

Michael R. Knaak 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).

  • Hand held dispenser for foamable compositions and dispensing system
    Patent number: 5709317
    Abstract: A hand held dispenser for dispensing foamable compositions is disclosed that is particularly useful for foam-in-place packaging systems. The hand held dispenser comprises a housing; a motor in the housing; a transmission in the housing and driven by the motor; and a valving cartridge in the housing and driven by the transmission for dispensing foamable compositions upon demand. The motor is positioned below the valving cartridge for providing a clear line of sight along the top of the housing.
    Type: Grant
    Filed: July 15, 1996
    Date of Patent: January 20, 1998
    Assignee: Sealed Air Corporation
    Inventors: George T. Bertram, John J. Corrigan, III, Patrick S. Lacombe, Michael R. Knaak
  • Hand held dispenser for foamable compositions and dispensing system
    Patent number: 5590816
    Abstract: A hand held dispenser for dispensing foamable compositions is disclosed that is particularly useful for foam-in-place packaging systems. The hand held dispenser comprises a housing; a motor in the housing; a transmission in the housing and driven by the motor; and a valving cartridge in the housing and driven by the transmission for dispensing foamable compositions upon demand. The motor is positioned below the valving cartridge for providing a clear line of sight along the top of the housing.
    Type: Grant
    Filed: December 21, 1994
    Date of Patent: January 7, 1997
    Assignee: Sealed Air Corporation
    Inventors: George T. Bertram, John J. Corrigan, III, Patrick S. Lacombe, Michael R. Knaak