Patents Assigned to Charles S. Willis
  • Protective headgear
    Patent number: 4324005
    Abstract: A collapsible headpiece is worn to provide protection from impacts to the head during an emergency situation. Multiple inflatable flaps, mounted on a skullcap, are connected with a gas supply apparatus mounted on the headpiece.
    Type: Grant
    Filed: January 18, 1980
    Date of Patent: April 13, 1982
    Assignee: Charles S. Willis
    Inventor: Betty A. Willis