Patents by Inventor Michael L. Fuesting

Michael L. Fuesting 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).

  • Patent number: 4448750
    Abstract: A method for disinfecting and/or sterilizing small objects such as medical and dental instruments and the like wherein the object to be disinfected and/or sterilized is contacted with a liquid, such as an aqueous solution of sodium dodecyl sulfate and carbamide, which is substantially transparent to ultraviolet radiation and has some bactericidal activity itself, at a temperature in the range from about 0.degree. C. to about 100.degree. C. and preferably at about 25.degree. C., and the object while contacted by the liquid is exposed simultaneously to ultrasonic radiation having a frequency in the range from about 8 kilohertz to about 300 kilohertz, preferably from 15 kilohertz to 60 kilohertz, with an energy density of application from about 10 watts/liter to about 5 watts/milliliter, and to ultraviolet radiation having a wavelength in the range from about 1500 .ANG. to about 4000 .ANG., preferably at about 2537 .ANG..
    Type: Grant
    Filed: May 23, 1983
    Date of Patent: May 15, 1984
    Inventor: Michael L. Fuesting