US patents assigned to our customers

5,791,850	Vacuum compatible fastener and fastening system
4,938,255	Sealer for vacuum containers
4,893,980	Device for moving objects within a sealed chamber
4,891,516	Device for axially and angularly positioning a beam or the like in a sealed chamber
4,885,947	Mechanism for feedthrough of rotary motion to a sealed chamber
4,797,053	Manipulator for vacuum applications
4,781,520	Polar-coordinate manipulator for vacuum application
4,779,649	Gate valve with camming wedge, pressure equalizer, and replaceable bleeder valve
4,768,911	Device for moving objects within and between sealed chambers
4,683,763	Rotary motion feed-through apparatus
4,629,219	Adjustable connector unit
4,621,790	Butterfly valve
6,379,299	Vaginal speculum with adjustable blades
6,369,436	Semiconductor wavelength demultiplexer