Granted Patent
Utility
US 6,835,969 · App. 10/606,820
Split-channel high electron mobility transistor (HEMT) device
Inventors:
Philbert Francis Marsh, Colin S. Whelan, William E. Hoke
Patented Case
View Patent ↗
Granted: Dec 28, 2004
Filed: Jun 26, 2003
Inventors
Philbert Francis Marsh
Colin S. Whelan
William E. Hoke
Assignee (at issue)
Raytheon Company
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.