Patents by Inventor Ronald P. Karpowich

Ronald P. Karpowich 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).

  • Electrosurgical blade having directly adhered uniform coating of silicone release material and method of manufacturing same
    Patent number: 6511479
    Abstract: A stainless steel electrosurgical blade has a single uniform layer of release material comprising substantially silicone (polysiloxane) applied directly onto the stainless steel blade portion without the necessity of one or more coatings of primer material(s), or multiple layering of the release material or mechanical roughening of the metallic blade body. Adherence of the release coating is achieved by thermally oxidizing the blade body, after cleaning it. The uniform layer is created by dipping the blade body. The release material is preferably thermally cured and non-blooming.
    Type: Grant
    Filed: February 27, 2001
    Date of Patent: January 28, 2003
    Assignee: ConMed Corporation
    Inventors: John S. Gentelia, Ronald P. Karpowich, William P. Zobrist, Angel R. Rodriguez, Alexander F. Robb
  • Electrosurgical blade having directly adhered uniform coating of silicone release material and method of manufacturing same
    Publication number: 20010031964
    Abstract: A stainless steel electrosurgical blade has a single uniform layer of release material comprising substantially silicone (polysiloxane) applied directly onto the stainless steel blade portion without the necessity of one or more coatings of primer material(s), or multiple layering of the release material or mechanical roughening of the metallic blade body. Adherence of the release coating is achieved by thermally oxidizing the blade body, after cleaning it. The uniform layer is created by dipping the blade body. The release material is preferably thermally cured and non-blooming.
    Type: Application
    Filed: February 27, 2001
    Publication date: October 18, 2001
    Inventors: John S. Gentelia, Ronald P. Karpowich, William P. Zobrist, Angel R. Rodriguez, Alexander F. Robb