Patents by Inventor Mark S. Koskiniemi

Mark S. Koskiniemi 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).

  • Calcium pyroborate as a microbicide for plastics
    Patent number: 5482989
    Abstract: The use of calcium pyroborate to protect plastic materials from microbiological, growth, attack, or degradation, is described. The calcium pyroborate may be modified to reduce its solubility in water and provide longer microbicide effectiveness.
    Type: Grant
    Filed: August 19, 1994
    Date of Patent: January 9, 1996
    Assignee: Buckman Laboratories Internationa, Inc.
    Inventor: Mark S. Koskiniemi