Patents by Inventor John A. Satkowski

John A. Satkowski 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).

  • Cementitious composite material with stainless steel particulate filler
    Patent number: 4482385
    Abstract: A cementitious composite material exhibiting a unique combination of high strength, vacuum integrity and thermal properties. Objects made of the material may be cast from mixtures in which a major constituent is a filler which consists of stainless steel particles of particular shapes and sizes. The cast objects are characterized by the absence of a continuous network of interconnected pores and by the presence of a tobermorite phase in the material.
    Type: Grant
    Filed: June 30, 1983
    Date of Patent: November 13, 1984
    Assignee: Research One Limited Partnership
    Inventors: John A. Satkowski, Barry Scheetz, Janine M. Rizer, Carl Gotzmer