ALEXANDRIA, Va., March 26 -- United States Patent no. 12,259,307, issued on March 25, was assigned to Max-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V. (Munich).

"Method and measuring apparatus for investigating the hydrogen permeability of a test object" was invented by Armin Manhard (Garching, Germany), Malte Stienecker (Garching, Germany) and Udo Von Toussaint (Garching, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for testing the hydrogen permeability of a test object 1 includes the steps of provision of a sensor device 110 on a first side 3 of the test object 1, application of a test gas 5 including hydrogen 2 to a second side 4 of the test object 1, and detection of perm...