Granted Patent
Utility
US 5,677,647 · App. 08/546,242
High power pulse waveform generator
Inventor:
David L. Knierim
Patented Case
View Patent ↗
Granted: Oct 14, 1997
Filed: Oct 20, 1995
Inventor
David L. Knierim
Assignee (at issue)
Tektronix, 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.