ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,400,793, issued on Aug. 26, was assigned to MURATA MANUFACTURING Co. LTD. (Nagaokakyo, Japan).
"Film capacitor, film, and metallized film" was invented by Kazuto Yamazaki (Nagaokakyo, Japan) and Tomoki Inakura (Nagaokakyo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A film capacitor that includes a wound body having a dielectric film and a metal layer. When a film face positioned at an average height in the thickness direction is defined in an area range of 100 micro metre by 140 micro metre of the first main surface of the dielectric film, an area ratio of a region having a height higher than the film face by 0.05 micro metre or more and less ...