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:
Dec. 27, 1983
Filed:
Jun. 25, 1981
Applicant:
Inventors:
Toshio Nishikawa, Nagaokakyo, JP;
Youhei Ishikawa, Kyoto, JP;
Sadahiro Tamura, Kyoto, JP;
Yoji Ito, Takatsuki, JP;
Assignee:
Murata Manufacturing Co., Ltd., Nagaokakyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01P / ; H01P / ; H01P / ;
U.S. Cl.
CPC ...
333219 ; 333202 ; 333212 ; 333227 ; 333248 ;
Abstract
A dielectric resonator has a sector shape, and a filter has a signal source for emitting signal to be filtered, signal receiver for receiving the filtered signal and a path defined between the signal source and the signal receiver. At least one sector shaped dielectric resonator is disposed in the path.
Nishikawa, Toshio. (1983). Dielectric resonator and filter with dielectric resonator (U.S. Patent No. 4423397). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4423397
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile