Granted Patent
Utility
US 6,454,730 · App. 09/285,559
Thermal film ultrasonic dose indicator
Inventors:
Dennis L. Hechel, William Edleman, Gene Segalis
Patented Case
View Patent ↗
Granted: Sep 24, 2002
Filed: Apr 2, 1999
Inventors
Dennis L. Hechel
William Edleman
Gene Segalis
Assignee (at issue)
Misonix, LLC
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.