ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,088, issued on May 13.
"Portable vertical platform lift" was invented by Neil James Swanson (Prescott, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "This invention details a portable Vertical Platform Lift. This Portable Vertical Platform Lift (PVPL) is specifically designed to be transported and set up by a single individual and be used by a disabled person needing to enter a building or structure that is at a height of approximately two to three steps. The device is also useful for material handlers. This design has three key enablers. The first key enabler and most critical to the design is a two-stage lift mechanism. The first stage provi...