Granted Patent
Utility
US 6,445,261 · App. 09/463,113
Saw filter antenna sharing device using the same, and mobile communication terminal using the same
Inventors:
Naoki Yuda, Toru Sakuragawa, Ryouichi Takayama, Kozo Murakami, Yuki Satoh
Patented Case
View Patent ↗
Granted: Sep 3, 2002
Filed: Apr 13, 2000
Inventors
Naoki Yuda
Toru Sakuragawa
Ryouichi Takayama
Kozo Murakami
Yuki Satoh
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, 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.