ALEXANDRIA, Va., July 28 -- United States Patent no. 12,691,919, issued on July 28, was assigned to TOYOTA BOSHOKU K.K. (Aichi, Japan).
"Wheeled platform and wheeled platform locking system" was invented by Hiroshi Tsuji (Nagoya, Japan) and Fumitoshi Akaike (Miyoshi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wheeled platform includes: an interlocked displacement member displaceable between a first locking position corresponding to a locking state of a locking device and a first non-locking position corresponding a non-locking state; an operation member displaceable between a second locking position corresponding to the locking state and a second non-locking position corresponding to the non-lock...