Granted Patent
Utility
US 6,492,872 · App. 09/657,237
High frequency power amplifying module and wireless communication apparatus
Inventors:
Toru Fujioka, Yoshikuni Matsunaga, Isao Yoshida, Masatoshi Morikawa, Masao Hotta, Tetsuaki Adachi
Patented Case
View Patent ↗
Granted: Dec 10, 2002
Filed: Sep 7, 2000
Inventors
Toru Fujioka
Yoshikuni Matsunaga
Isao Yoshida
Masatoshi Morikawa
Masao Hotta
Tetsuaki Adachi
Assignees (at issue)
HITACHI, LTD.
Hitachi Tohbu Semiconductor, 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.