Granted Patent
Utility
US 6,750,737 · App. 10/262,375
High frequency switch and radio communication apparatus with layered body for saw filter mounting
Inventors:
Kazuhide Uriu, Keiji Onishi, Toru Yamada, Toshio Ishizaki
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Sep 30, 2002
Inventors
Kazuhide Uriu
Keiji Onishi
Toru Yamada
Toshio Ishizaki
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.