Granted Patent
Utility
US 6,815,650 · App. 10/750,640
Energization cycle counter for induction heating tool
Inventor:
Kathleen M. Bartz
Patented Case
View Patent ↗
Granted: Nov 9, 2004
Filed: Jan 2, 2004
Inventor
Kathleen M. Bartz
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.