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:
Nov. 19, 2002
Filed:
Sep. 20, 2001
Applicant:
Inventors:
Hirokazu Nagura, Hitachi, JP;
Hiromi Inaba, Hitachinaka, JP;
Sadao Hokari, Hitachinaka, JP;
Atsuya Fujino, Hitachinaka, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 1/50 ;
U.S. Cl.
CPC ...
B66B 1/50 ;
Abstract
The number of electrical wires in the car is reduced by radio communications between the operation panel and terminal. Furthermore, reliability and dependability of communications are improved because the operation panel and terminal communicate with each other at a comparatively short distance.