Patents by Inventor Michael W. Sowa

Michael W. Sowa 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).

  • Solder pastes
    Patent number: 5328522
    Abstract: Solder powders coated with a thin layer of parylene and solder pastes containing the coated solder powders are disclosed. The coated solder powders can exhibit a high degree of resistance to oxidation and to reaction with the flux contained in the solder paste without substantially interfering with the reflow characteristics of the solder.
    Type: Grant
    Filed: December 2, 1993
    Date of Patent: July 12, 1994
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Michael W. Sowa, Richard D. Jenkinson
  • Solder powder coated with parylene
    Patent number: 5272007
    Abstract: Solder powders coated with a thin layer of parylene and solder pastes containing the coated solder powders are disclosed. The coated solder powders can exhibit a high degree of resistance to oxidation and to reaction with the flux contained in the solder paste without substantially interfering with the reflow characteristics of the solder.
    Type: Grant
    Filed: February 21, 1992
    Date of Patent: December 21, 1993
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Richard D. Jenkinson, Michael W. Sowa
  • Compound for pinhole-free rotational casting
    Patent number: 4301063
    Abstract: Salts of fatty acids such as calcium stearate and lithium stearate are added to olefin polymer-based rotational molding compositions to provide rotational moldings with pinhole-free surfaces.
    Type: Grant
    Filed: October 3, 1975
    Date of Patent: November 17, 1981
    Assignee: Union Carbide Corporation
    Inventor: Michael W. Sowa