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:
Jan. 20, 2009
Filed:
Mar. 20, 2003
Yoshinori Eguchi, Tsuchiura, JP;
Fujio Matsuda, Nagareyama, JP;
Yoshinori Eguchi, Tsuchiura, JP;
Fujio Matsuda, Nagareyama, JP;
Hitachi Construction Machinery Co., Ltd., Tokyo, JP;
Abstract
An operation data recording devicemounted at a work machine detects and records operation data of the work machine. The operation data is collected by an external terminaland transmitted from the external terminalto a serverlocated in a remote place. When the operation data is collected by the external terminal, a program for the operation data recording device of the work machine is updated to the latest version by the external terminal. When transmitting the operation data from the external terminalto the remote server, an external terminal program and a program for the operation data recording device stored in the external terminalare updated to the latest versions.