ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,733,449, issued on Sept. 8, was assigned to VAT Holding AG (Haag, Switzerland).
"Pin lifting device" was invented by Michael Dur (Hohenweiler, Austria).
According to the abstract* released by the U.S. Patent & Trademark Office: "A pin lifting device (1) for lowering a substrate (2) onto a substrate carrier (15) and for lifting the substrate (2) off the substrate carrier (15) in a process chamber, in particular a vacuum process chamber. The pin lifting device (1) includes at least one lifting pin holder (4) and at least one lifting drive (5) for moving the lifting pin holder (4), which has a lifting pin (6) mounted thereon, in a reciprocating manner along a linear lifting motion path ...