Patents by Inventor Brian C. Opielski

Brian C. Opielski 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: 6151832
    Abstract: A window balance cam housing has a body generally in the form of a rectangular prism having a generally cylindrical bore therethrough. The body has a bottom side, a top side, a right side, a left side, a near side, and a far side. The generally cylindrical bore extends between the near side and the far side and has a portion of more narrow diameter between the right side and the left side respectively. The top side has a gap defined therein, permitting flexing to change the separation between the right side and the left side. Brake shoes are provided on each of the right side and the left side. A first pair of vertical ridges extends symmetrically outward from the near side and the far side. A second pair of vertical ridges extends symmetrically outward from the near side and the far side, the second pair of vertical ridges being higher than the first pair.
    Type: Grant
    Filed: February 19, 1999
    Date of Patent: November 28, 2000
    Assignee: CertainTeed Corporation
    Inventors: Brian C. Opielski, Jeffrey B. Hersh, Dennis Westphal
  • Patent number: D390974
    Type: Grant
    Filed: December 9, 1996
    Date of Patent: February 17, 1998
    Assignee: CertainTeed Corporation
    Inventors: Brian C. Opielski, Jeffrey B. Hersh, Ann Moss, Chandrahas Gandhi, Dennis Westphal
  • Patent number: D391649
    Type: Grant
    Filed: December 9, 1996
    Date of Patent: March 3, 1998
    Assignee: CertainTeed Corporation
    Inventors: Brian C. Opielski, Jeffrey B. Hersh, Ann Moss, Chandrahas Gandhi, Dennis Westphal
  • Patent number: D398708
    Type: Grant
    Filed: December 9, 1996
    Date of Patent: September 22, 1998
    Assignee: CertainTeed Corporation
    Inventors: Brian C. Opielski, Jeffrey B. Hersh, Ann Moss, Shaan Gandhi, Dennis Westphal
  • Patent number: D400984
    Type: Grant
    Filed: June 28, 1996
    Date of Patent: November 10, 1998
    Assignee: CertainTeed Corporation
    Inventors: Brian C. Opielski, Jerome C. Habeck
  • Patent number: D403237
    Type: Grant
    Filed: July 1, 1996
    Date of Patent: December 29, 1998
    Assignee: CertainTeed Corporation
    Inventors: Brian C. Opielski, Jerome C. Habeck
  • Patent number: D403439
    Type: Grant
    Filed: June 28, 1996
    Date of Patent: December 29, 1998
    Assignee: Certainteed Corporation
    Inventors: Brian C. Opielski, Jerome C. Habeck
  • Patent number: D404998
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: February 2, 1999
    Assignee: CertainTeed Corporation
    Inventors: Brian C. Opielski, Jeffrey B. Hersh, Dennis Westphal
  • Patent number: D405683
    Type: Grant
    Filed: June 28, 1996
    Date of Patent: February 16, 1999
    Assignee: CertainTeed Corporation
    Inventors: Brian C. Opielski, Jerome C. Habeck
  • Patent number: D406750
    Type: Grant
    Filed: June 28, 1996
    Date of Patent: March 16, 1999
    Assignee: CertainTeed Corporation
    Inventors: Brian C. Opielski, Jerome C. Habeck
  • Patent number: D407968
    Type: Grant
    Filed: June 28, 1996
    Date of Patent: April 13, 1999
    Assignee: CertainTeed Corporation
    Inventors: Brian C. Opielski, Jerome C. Habeck
  • Patent number: D408264
    Type: Grant
    Filed: June 28, 1996
    Date of Patent: April 20, 1999
    Assignee: CertainTeed Corporation
    Inventors: Brian C. Opielski, Jerome C. Habeck
  • Patent number: D408728
    Type: Grant
    Filed: June 28, 1996
    Date of Patent: April 27, 1999
    Assignee: CertainTeed Corporation
    Inventors: Brian C. Opielski, Jerome C. Habeck
  • Patent number: D420753
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: February 15, 2000
    Assignee: CertainTeed Corporation
    Inventors: Brian C. Opielski, Jeffrey B. Hersh, Ann Moss, Dennis Westphal
  • Patent number: D434858
    Type: Grant
    Filed: June 28, 1996
    Date of Patent: December 5, 2000
    Assignee: CertainTeed Corporation
    Inventors: Brian C. Opielski, Jerome C. Habeck