Patents by Inventor Vaclav Ruzicka

Vaclav Ruzicka 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).

  • Treatment fluid dispenser for control of mites
    Patent number: 6837770
    Abstract: A treatment fluid dispenser pad includes a phenolic foam core encased in a fluid impervious skin or sheath. The fluid impervious skin or sheath is sealed about the phenolic foam core. The pad is cut in one or more sections and soaked in formic acid fluid. Each section of pad is vertically hung in a bee space so as to downwardly dispose an exposed surface of the phenolic foam core to thereby evaporate acid at a uniform rate.
    Type: Grant
    Filed: April 10, 2003
    Date of Patent: January 4, 2005
    Inventor: Vaclav Ruzicka
  • TREATMENT FLUID DISPENSER FOR CONTROL OF MITES
    Publication number: 20040229542
    Abstract: A treatment fluid dispenser pad includes a phenolic foam core encased in a fluid impervious skin or sheath. The fluid impervious skin or sheath is sealed about the phenolic foam core. The pad is cut in one or more sections and soaked in formic acid fluid. Each section of pad is vertically hung in a bee space so as to downwardly dispose an exposed surface of the phenolic foam core to thereby evaporate acid at a uniform rate.
    Type: Application
    Filed: April 10, 2003
    Publication date: November 18, 2004
    Inventor: Vaclav Ruzicka
  • Biological control of Varroa mites in honeybee hives with Hirsutella thompsonii
    Patent number: 6277371
    Abstract: The present invention includes the method of treating an infestation of Varroa mites in a honeybee colony including the steps of: (a) mixing a culture of Hirsutella Thompsonii fungus with a spreadable carrier media so as to form a carrier suspension; and, (b) dispersing the carrier suspension into the brood comb of a honeybee hive.
    Type: Grant
    Filed: May 19, 2000
    Date of Patent: August 21, 2001
    Inventors: Oldrich Haragsim, Vaclav Ruzicka