Patents by Inventor Robert D. Holewinski

Robert D. Holewinski 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: D274259
    Type: Grant
    Filed: January 18, 1982
    Date of Patent: June 12, 1984
    Assignee: Johnson & Johnson Dental Products Company
    Inventors: Leslie Hamilton, Robert D. Holewinski
  • Patent number: D275367
    Type: Grant
    Filed: January 18, 1982
    Date of Patent: September 4, 1984
    Assignee: Johnson & Johnson Dental Products Company
    Inventor: Robert D. Holewinski
  • Patent number: D275517
    Type: Grant
    Filed: January 18, 1982
    Date of Patent: September 11, 1984
    Assignee: Johnson & Johnson Dental Products Company Fr.
    Inventors: Leslie Hamilton, Robert D. Holewinski
  • Patent number: D280884
    Type: Grant
    Filed: March 9, 1983
    Date of Patent: October 8, 1985
    Assignee: J & J Dental Products Company
    Inventors: Robert D. Holewinski, Leslie Hamilton
  • Patent number: D281146
    Type: Grant
    Filed: March 9, 1983
    Date of Patent: October 29, 1985
    Assignee: J&J Dental Products Company
    Inventor: Robert D. Holewinski
  • Patent number: D281719
    Type: Grant
    Filed: January 26, 1983
    Date of Patent: December 10, 1985
    Assignee: Johnson & Johnson Dental Products Company
    Inventors: Robert D. Holewinski, Leslie Hamilton, William J. Blatherwick
  • Patent number: D281813
    Type: Grant
    Filed: January 26, 1983
    Date of Patent: December 17, 1985
    Assignee: Johnson & Johnson Dental Products Company
    Inventors: Robert D. Holewinski, Leslie Hamilton, William J. Blatherwick
  • Patent number: D282279
    Type: Grant
    Filed: January 26, 1983
    Date of Patent: January 21, 1986
    Assignee: Johnson & Johnson Dental Products Co.
    Inventors: Robert D. Holewinski, Leslie Hamilton, William J. Blatherwick
  • Patent number: D282280
    Type: Grant
    Filed: January 26, 1983
    Date of Patent: January 21, 1986
    Assignee: Johnson & Johnson Dental Products Company
    Inventors: Robert D. Holewinski, Leslie Hamilton, William J. Blatherwick
  • Patent number: D283487
    Type: Grant
    Filed: August 16, 1982
    Date of Patent: April 22, 1986
    Assignee: Johnson & Johnson Dental Products Company
    Inventors: Robert D. Holewinski, Douglas Fitzsimmons
  • Patent number: D286750
    Type: Grant
    Filed: April 9, 1984
    Date of Patent: November 18, 1986
    Assignee: Johnson & Johnson Dental Products Company
    Inventors: Leslie Hamilton, Robert D. Holewinski, William J. Blatherwick
  • Patent number: D287821
    Type: Grant
    Filed: April 9, 1984
    Date of Patent: January 20, 1987
    Assignee: Johnson & Johnson Dental Products Company
    Inventors: Robert D. Holewinski, Leslie Hamilton, William J. Blatherwick
  • Patent number: D287874
    Type: Grant
    Filed: December 3, 1984
    Date of Patent: January 20, 1987
    Assignee: Johnson & Johnson Dental Products Company
    Inventors: William J. Blatherwick, Leslie Hamilton, Robert D. Holewinski
  • Patent number: D287875
    Type: Grant
    Filed: December 3, 1984
    Date of Patent: January 20, 1987
    Assignee: Johnson & Johnson Dental Company
    Inventors: William J. Blatherwick, Leslie Hamilton, Robert D. Holewinski
  • Patent number: D287876
    Type: Grant
    Filed: December 3, 1984
    Date of Patent: January 20, 1987
    Assignee: Johnson & Johnson Dental Company
    Inventors: William J. Blatherwick, Leslie Hamilton, Robert D. Holewinski
  • Patent number: D287877
    Type: Grant
    Filed: July 20, 1984
    Date of Patent: January 20, 1987
    Assignee: Johnson & Johnson Dental Products Company
    Inventors: Robert D. Holewinski, Edward A. Weissenburger, William J. Blatherwick
  • Patent number: D288233
    Type: Grant
    Filed: April 9, 1984
    Date of Patent: February 10, 1987
    Assignee: Johnson & Johnson Dental Products Company
    Inventors: William J. Blatherwick, Leslie Hamilton, Robert D. Holewinski
  • Patent number: D288234
    Type: Grant
    Filed: October 29, 1984
    Date of Patent: February 10, 1987
    Assignee: Johnson & Johnson Dental Products Company
    Inventors: William J. Blatherwick, Leslie Hamilton, Robert D. Holewinski
  • Patent number: D288482
    Type: Grant
    Filed: November 5, 1984
    Date of Patent: February 24, 1987
    Assignee: Johnson & Johnson Dental Products
    Inventors: William J. Blatherwick, Leslie Hamilton, Robert D. Holewinski