Patents by Inventor Walter B. Jansen

Walter B. Jansen 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).

  • Stable, shippable, peroxy-containing microbicide
    Patent number: 5656302
    Abstract: A stable, shippable microbicidal composition including between about 0.2 to 8% hydrogen peroxide, about 0.2 to 11% peracetic plus acetic acid, 0 to about 1.0% sequestrant such as organic phosphonic acid or its salt and water, and surfactant between 0 and about 1% with the ratio of total acid to H.sub.2 O.sub.2 being between about 1.0 and 11.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: August 12, 1997
    Assignee: Minntech Corporation
    Inventors: Louis C. Cosentino, Anatol M. Hnojewyj, Leroy J. Fischbach, Walter B. Jansen, Jo-Ann B. Maltais
  • Stable, anticorrosive peracetic/peroxide sterilant
    Patent number: 5508046
    Abstract: Stable microbicides comprising hydrogen peroxide, peracetic acid, acetic acid and purified water substantially free of contaminants, sequestrants or stabilizers and having anticorrosive properties for metals used in surgical and dental instruments is disclosed.
    Type: Grant
    Filed: December 9, 1993
    Date of Patent: April 16, 1996
    Assignee: Minntech Corporation
    Inventors: Louis C. Cosentino, Walter B. Jansen, Robert T. Hall, II, Rosario M. Marino, Kimberly L. Hall