ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,479,490, issued on Nov. 25, was assigned to MAKITA Corp. (Anjo, Japan).
"Working machine" was invented by Yoshinori Shibata (Anjo, Japan), Susumu Kato (Anjo, Japan), Yasuo Ifuku (Anjo, Japan) and Yuta Nakamura (Anjo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A working machine may include a first ground-contact part, a driving part configured to drive the first ground-contact part, a clutch mechanism configured to be switched between a transmission state and a non-transmission state, a clutch operation part configured to switch a state of the clutch mechanism, a braking mechanism configured to be switched between a braking state and a non-brak...