ALEXANDRIA, Va., Oct. 9 -- Advanced Charging Technologies, Tulsa, Oklahoma, has been assigned a patent (9,153,914) developed by six co-inventors for a "power device having multiple modes of operation." The co-inventors are W.J. 'Jim' Weaver Jr., Broken Arrow, Oklahoma, Michael H. Freeman, Tulsa, Oklahoma, Mitchael C. Freeman, Sapulpa, Oklahoma, Robert Dieter, Owasso, Oklahoma, Brian Santee, Tulsa, Oklahoma, and Roy Matthew Milner II, Broken Arrow, Oklahoma.

The patent application . . .