Granted Patent
Utility
US 5,294,564 · App. 08/028,607
Method for the directed modulation of the composition or doping of semiconductors, notably for the making of planar type monolithic electronic components, use of the method and corresponding products
Inventors:
Leonidas Karapiperis, Didier Pribat
Patented Case
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Granted: Mar 15, 1994
Filed: Mar 8, 1993
Inventors
Leonidas Karapiperis
Didier Pribat
Assignee (at issue)
Thomson-CSF
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.