Granted Patent
Utility
US 6,710,682 · App. 09/971,102
Surface acoustic wave device, method for producing the same, and circuit module using the same
Inventors:
Keiji Onishi, Akihiro Nanba, Hiroki Sato, Katsunori Moritoki, Yoshihiro Bessho, Kunihiro Fujii, Kouzou Murakami
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Oct 3, 2001
Inventors
Keiji Onishi
Akihiro Nanba
Hiroki Sato
Katsunori Moritoki
Yoshihiro Bessho
Kunihiro Fujii
Kouzou Murakami
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.