ALEXANDRIA, Va., June 6 -- United States Patent no. 12,283,697, issued on April 22, was assigned to Johnson Matthey Hydrogen Technologies Ltd. (London).
"Catalyst preparation" was invented by Alejandro Martinez Bonastre (Reading, Great Britain) and Geoffrey Spikes (Reading, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a method of preparing a catalyst material, said catalyst material comprising a support material and an electrocatalyst dispersed on the support material: said method comprising the steps: i) providing a support material; then ii) 10 depositing a silicon oxide precursor on the support material; then iii) carrying out a heat treatment step to convert...