Granted Patent
Utility
US 4,737,663 · App. 06/585,315
Current source arrangement for three-level emitter-coupled logic and four-level current mode logic
Inventor:
Hemmige D. Varadarajan
Patented Case
View Patent ↗
Granted: Apr 12, 1988
Filed: Mar 1, 1984
Inventor
Hemmige D. Varadarajan
Assignee (at issue)
Advanced Micro Devices, 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.