Granted Patent
Utility
US 4,722,908 · App. 06/901,501
Fabrication of a bipolar transistor with a polysilicon ribbon
Inventor:
Gregory N. Burton
Patented Case
View Patent ↗
Granted: Feb 2, 1988
Filed: Aug 28, 1986
Inventor
Gregory N. Burton
Assignee (at issue)
FAIRCHILD SEMICONDUCTOR 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.