Patents by Inventor Thomas Norbron

Thomas Norbron 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).

  • Emergency escape breathing apparatus
    Patent number: 5690095
    Abstract: Emergency escape breathing apparatus having a hood 2 made of flexible material, an inner mask 6, supply means 4 by which respirable air may be supplied to the inner mask and a member 10 attached to the inner mask 6 which may act to hold the inner mask 6 in position, and also aids donning of the apparatus without dislodging any spectacles 3, if worn.
    Type: Grant
    Filed: May 21, 1996
    Date of Patent: November 25, 1997
    Assignee: Protector Technologies Limited
    Inventors: Michael Harvey Glynn, Thomas Norbron