US Patent Issued to Canon on Dec. 2 for "Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus, and method of producing electrophotographic photosensitive member" (Japanese Inventors)

ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,487,536, issued on Dec. 2, was assigned to Canon K.K. (Tokyo).

"Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus, and method of producing electrophotographic photosensitive member" was invented by Eileen Takeuchi (Tokyo), Jun Ohira (Ibaraki, Japan) and Naoto Kameyama (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electrophotographic photosensitive member including a surface layer, wherein the surface layer comprises a fluorine atom-containing resin particle, a binder material, and a polymer having a specific structural unit represented by the following formula (1):In formula (1) R11 represents a hy...