ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,473,950, issued on Nov. 18, was assigned to University of Washington (Seattle).
"Axial auxetic structures" was invented by Jeffrey Lipton (Seattle).
According to the abstract* released by the U.S. Patent & Trademark Office: "A novel range of non-shearing axial auxetic structures are disclosed having useful functions and properties. The novel non-shearing axial auxetic structures have applications including compliant universal joints, structures with switchable Poisson ratios, nd multiple discrete dimensional configurations. Further, combination structures of multiple individual non-shearing axial auxetic structures having useful functions and properties are also disclosed."
The pate...