ALEXANDRIA, Va., July 23 -- United States Patent no. 12,365,337, issued on July 22, was assigned to HITACHI CONSTRUCTION MACHINERY Co. LTD. (Tokyo).
"Mining machine" was invented by Mikio Bando (Tokyo) and Shinichi Uotsu (Ibaraki, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A mining machine includes: a road gradient calculator that calculates a road gradient of a travel route based on a position and a speed measured by a GNSS receiver, a vehicle body posture measured by a vehicle body posture sensor, and an acceleration measured by an acceleration sensor; a traction coefficient calculator that calculates a traction coefficient based on the speed measured by the GNSS receiver, the acceleration measur...