IP Library › Granted Patent US 4,240,843
Granted Patent Utility
US 4,240,843 · App. 05/908,792

Forming self-guarded p-n junctions by epitaxial regrowth of amorphous regions using selective radiation annealing

Inventors: George K. Celler, Gabriel L. Miller
Patented Case View Patent ↗
Granted: Dec 23, 1980 Filed: May 23, 1978
Inventors
George K. Celler
Gabriel L. Miller
Assignees (at issue)
Western Electric Company, Inc.
Bell Telephone Laboratories, 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.

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Quick Facts
Patent No.
US 4,240,843
App. No.
05/908,792
Filed
1978-05-23
Granted
1980-12-23
Kind
A