Granted Patent
Utility
US 6,475,400 · App. 09/793,252
Method for controlling the sheet resistance of thin film resistors
Inventor:
Michael D. Lammert
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: Feb 26, 2001
Inventor
Michael D. Lammert
Assignee (at issue)
TRW Limited
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.