Granted Patent
Utility
US 5,923,051 · App. 08/953,420
Field controlled semiconductor device of SiC and a method for production thereof
Inventors:
Christopher Harris, Mietek Bakowski, Ulf Gustafsson, Mats Andersson
Patented Case
View Patent ↗
Granted: Jul 13, 1999
Filed: Oct 17, 1997
Inventors
Christopher Harris
Mietek Bakowski
Ulf Gustafsson
Mats Andersson
Assignee (at issue)
ABB RESEARCH LTD.
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.