Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Insulated roof structure

Insulated roof structure

US Patent 4267678 · Granted May 19, 1981

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Dynamically-varied beam energy using a tunable monochromatic X-ray beam2011
System and method for monochromatic x-ray beam therapy2009
System and method for producing pulsed monochromatic X-rays2004
System and method for producing pulsed monochromatic X-rays2001
Structural member for roof structure or deck2001
Apparatus and method for three-dimensional imaging using a stationary monochroma2001
Restorable breakaway post1996
Insulating shutter panels for building openings1986
Sheet metal structural shape and use in building structures1985
Insulating shutter panels for building openings1985
Sheet metal structural shape1983
Building structure1981