Granted Patent
Utility
US 6,180,164 · App. 09/178,758
Method of forming ruthenium-based thick-film resistors
Inventors:
Marion Edmond Ellis, Philip H. Bowles, Washington Morris Mobley
Patented Case
View Patent ↗
Granted: Jan 30, 2001
Filed: Oct 26, 1998
Inventors
Marion Edmond Ellis
Philip H. Bowles
Washington Morris Mobley
Assignee (at issue)
DELCO ELECTRONICS CORPORATION
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.