ALEXANDRIA, Va., July 16 -- United States Patent no. 12,360,362, issued on July 15, was assigned to STANLEY ELECTRIC Co. LTD. (Tokyo).
"Optical scanning device" was invented by Tadashi Watanabe (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical scanning device includes an optical deflector, a driving unit, and a detection unit. The optical deflector has a mirror part and an H actuator. The driving unit supplies both of a first driving voltage and a second driving voltage to a first set of piezoelectric divided sections and a second set of piezoelectric divided sections of the H actuator during a first driving period, and supplies the driving voltage only to one set out of the first set and the ...