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Patents
Patents Represented by Attorney, Agent or Law Firm Kimberly K. Weate
Patents Represented by Attorney, Agent or Law Firm Kimberly K. Weate
Duplexer filter with offset resonator holes
Patent number:
6724279
Abstract:
A filter with an equivalent circuit that functions as well as physically larger filters without substantial drop off in performance.
Type:
Grant
Filed:
October 3, 2000
Date of Patent:
April 20, 2004
Assignee:
Ube Electronics, Ltd.
Inventors:
Masahiko Kitajima, Kosuke Nishimura, Hiroshi Nakamura