ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,497,199, issued on Dec. 16, was assigned to ISHIKAWA ENERGY RESEARCH Co. LTD. (Ota, Japan).
"Flying apparatus" was invented by Mitsuru Ishikawa (Ota, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A flying apparatus 10 includes an airframe base 14; a power supply unit; an arm 11 which extends from the airframe base 14 toward a periphery; a rotor 12 which is disposed on an end portion side of the arm 11; a motor 17 which rotationally drives the rotor 12; and a power converting unit 19 which converts electric power supplied from the power supply unit to the motor 17. The power converting unit 19 is included inside the arm 11 below a rotation range 2...