Granted Patent
Utility
US 4,851,983 · App. 07/149,136
KVP regulator and resonant circuit for high frequency medical x-ray generator
Inventor:
Robert A. Chattin
Patented Case
View Patent ↗
Granted: Jul 25, 1989
Filed: Jan 27, 1988
Inventor
Robert A. Chattin
Assignee (at issue)
Gendex Corp.
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.