Granted Patent
Utility
US 6,246,033 · App. 09/455,925
Method and apparatus of controlling operation of range top heating elements for cooking
Inventor:
Reza Shah
Patented Case
View Patent ↗
Granted: Jun 12, 2001
Filed: Dec 7, 1999
Inventor
Reza Shah
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.