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:
May. 04, 1993
Filed:
Feb. 28, 1991
Applicant:
Inventors:
Hiroyuki Sogo, Tochigi, JP;
Yasuyuki Kondo, Tochigi, JP;
Kazuhisa Yamazaki, Shizuoka, JP;
Junji Konda, Aichi, JP;
Shigemitsu Suzuki, Shizuoka, JP;
Assignees:
Fujitsu Limited, Kanagawa, JP;
Fuji Electrochemical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01P / ;
U.S. Cl.
CPC ...
333206 ; 333207 ;
Abstract
A dielectric resonator with a dielectric block. The block has a plurality of resonance apertures and coupling-prevention aperture between the adjacent resonance apertures within the block. The block is entirely coated with a conductive film except a limited portion around the one end of the resonance apertures.