ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,747,557, issued on Sept. 29, was assigned to HUDSON DELTA B.V. ('S-Heer Arendskerke, Netherlands).
"Electric drive of mobile apparatus" was invented by Leendert Wilhelmus Cornelis Huissoon (s-Heer Arendskerke, Netherlands).
According to the abstract* released by the U.S. Patent & Trademark Office: "A mobile apparatus includes a main frame with displacing means, a rotating sub-frame rotatably connected to the main frame such that the sub-frame is rotatable around a rotation axis relative to the main frame, and a working arm connected to the sub-frame. The sub-frame includes a standing or seating position for an operator. The working arm includes at least two arm segments, and a first...