US Patent Issued to Cardinal IG on March 18 for "Power transfer systems for movable privacy glazing structures" (Minnesota Inventor)

ALEXANDRIA, Va., March 19 -- United States Patent no. 12,255,428, issued on March 18, was assigned to Cardinal IG Co. (Eden Prairie, Minn.).

"Power transfer systems for movable privacy glazing structures" was invented by Eric Berner (Ramsey, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power transfer assembly includes a window balance assembly, a pivot bar, and an electrically conductive pathway. The window balance assembly includes a first portion configured to be fixed in place and a second portion configured to be movable relative to the first portion. The pivot bar is conductively coupled to the second portion of the window balance assembly. And, the electrically conductive pathway extends betw...