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:
Feb. 26, 2008
Filed:
Apr. 05, 2004
Applicants:
Setsuo Arita, Tokyo, JP;
Yuji Ichinose, Tokyo, JP;
Daisuke Shinma, Tokyo, JP;
Naoyuki Yamada, Tokyo, JP;
Hiroyuki Akiyama, Tokyo, JP;
Shigenobu Yanai, Tokyo, JP;
Inventors:
Setsuo Arita, Tokyo, JP;
Yuji Ichinose, Tokyo, JP;
Daisuke Shinma, Tokyo, JP;
Naoyuki Yamada, Tokyo, JP;
Hiroyuki Akiyama, Tokyo, JP;
Shigenobu Yanai, Tokyo, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05B 11/01 (2006.01); B60L 9/00 (2006.01); A63G 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A communication apparatus installed in the trains and that in a complex station building, a station or a maintenance factory communication through feeders, trolley wires or third rails can communicate each other. The present invention can realize a low cost vehicle-facility intra communication system that provides various information services available in the train.