Granted Patent
Utility
US 4,568,962 · App. 06/440,117
Plastic encapsulated semiconductor power device means and method
Inventor:
Martin A. Kalfus
Patented Case
View Patent ↗
Granted: Feb 4, 1986
Filed: Nov 8, 1982
Inventor
Martin A. Kalfus
Assignee (at issue)
Motorola, Inc.
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.