Granted Patent
Utility
US 5,750,971 · App. 08/687,252
Apparatus for controlling RF generators to weld plastic materials
Inventor:
Junius E. Taylor
Patented Case
View Patent ↗
Granted: May 12, 1998
Filed: Jul 25, 1996
Inventor
Junius E. Taylor
Assignee (at issue)
Engineering Research Associates, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.