US Patent Issued to FUJIFILM on May 13 for "Optical scanning device, driving method of optical scanning device, and image drawing system" (Japanese Inventors)

ALEXANDRIA, Va., June 12 -- United States Patent no. 12,302,041, issued on May 13, was assigned to FUJIFILM Corp. (Tokyo).

"Optical scanning device, driving method of optical scanning device, and image drawing system" was invented by Hirotoshi Yoshizawa (Kanagawa, Japan), Shinichiro Sonoda (Kanagawa, Japan), Yoshikazu Hishinuma (Kanagawa, Japan), Nobuya Tanaka (Kanagawa, Japan) and Yasushi Endo (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A driving controller provides a first driving signal having a first driving frequency to a first actuator, provides a second driving signal having a second driving frequency to a second actuator, derives a first average phase delay time by averaging a fir...