ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,715,967, issued on Aug. 25, was assigned to JUNKOSHA INC. (Kasama, Japan).
"Fluororesin film" was invented by Masahiro Suzuki (Kasama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a fluororesin film, and particularly to a film having a low coefficient of thermal expansion. The fluororesin film of the present invention is a fluororesin film having polytetrafluoroethylene-derived endothermic peaks in the temperature ranges of 339deg C. to 355deg C. and 370deg C. to 390deg C. in a crystal melting curve measured by differential scanning calorimetry (DSC) during heating at a heating rate of 10deg C./min, wherein the c...