The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 12, 1999
Filed:
Sep. 16, 1997
Applicant:
Inventor:
Katsuhiro Ikada, Kanazawa, JP;
Assignee:
Murata Manufacturing Co., Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H / ;
U.S. Cl.
CPC ...
333193 ; 333194 ; 3103 / ; 3103 / ;
Abstract
A surface acoustic wave apparatus includes first and second longitudinally-coupled resonator filters disposed on a surface-wave board. In each longitudinally-coupled resonator filter, the ground electrodes of IDTs disposed at opposite sides of the center IDT and adjacent to reflectors are connected to different ground electrodes located on the same layer in the package, with at least two bonding wires.
Ikada, Katsuhiro. (1999). Surface acoustic wave apparatus having an interdigital transducer ground (U.S. Patent No. 5966060). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5966060
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