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:
Aug. 08, 2006
Filed:
Nov. 04, 2003
Applicant:
Yoshio Nakazato, Kanagawa, JP;
Inventor:
Yoshio Nakazato, Kanagawa, JP;
Assignee:
NEC Microwave Tube, Inc., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05H 15/00 (2006.01); H01P 1/20 (2006.01); H05P 6/70 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electron tube for communication is provided with an output waveguide that is directly coupled to an outlet port of a RF (Radio Frequency) wave signal, and at least one of a low-pass filter, a high-pass filter, and a band-pass filter is included inside the output waveguide.