Patents Assigned to Clearshield, Inc.
  • Storm shutter assembly
    Patent number: 5457921
    Abstract: A storm shutter assembly used to protect glass windows and doors in homes, office buildings, and other walled structures from the destructive force of storm systems, such as hurricanes. The present storm shutter assembly includes a corrugated panel made up of at least one sheet of a shatter-resistant and transparent plastic material having a plurality of corrugations. Each corrugated sheet of the plastic material is firmly secured to the walled structure.
    Type: Grant
    Filed: March 22, 1994
    Date of Patent: October 17, 1995
    Assignee: Clearshield, Inc.
    Inventor: Gregory E. Kostrzecha