Granted Patent
Utility
US 5,096,532 · App. 07/525,523
Ultrasonic rotary horn
Inventors:
Joseph G. Neuwirth, Thomas David Ehlert, Norman R. Stegelmann
Patented Case
View Patent ↗
Granted: Mar 17, 1992
Filed: May 18, 1990
Inventors
Joseph G. Neuwirth
Thomas David Ehlert
Norman R. Stegelmann
Assignee (at issue)
Kimberly-Clark 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.