ALEXANDRIA, Va., June 10 -- The following federal patents were awarded to inventors in West Virginia. *** Cogar Manufacturing Assigned Patent for Railcar Dewatering Unit, Method of Using Same ALEXANDRIA, Va., June 10 -- Cogar Manufacturing, Beckley, West Virginia, has been assigned a patent (No. 11,351,483, initially filed July 12, 2019) developed by Lowell Cogar, Beckley, West Virginia, for a "railcar dewatering unit and method of using the same."The full-text of the patent can be found at h  more