Granted Patent
Utility
US 5,300,448 · App. 08/015,061
High voltage thin film transistor having a linear doping profile and method for making
Inventors:
Steven L. Merchant, Emil Arnold
Patented Case
View Patent ↗
Granted: Apr 5, 1994
Filed: Feb 8, 1993
Inventors
Steven L. Merchant
Emil Arnold
Assignee (at issue)
North American Philips 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.