Granted Patent
Utility
US 6,515,465 · App. 09/813,995
Method and apparatus for measuring harmonic load-pull for frequency multiplication
Inventors:
Masahiro Kiyokawa, Toshiaki Matsui
Patented Case
View Patent ↗
Granted: Feb 4, 2003
Filed: Mar 22, 2001
Inventors
Masahiro Kiyokawa
Toshiaki Matsui
Assignee (at issue)
Communications Research Laboratory, Independent Administrative Institution
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.