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:
Jun. 04, 2002
Filed:
Jun. 28, 1999
Yuichi Kashiyama, Tokyo, JP;
Hidehiko Wada, Tokyo, JP;
Yuichi Sakuraba, Tokyo, JP;
Toshiharu Yamakawa, Tokyo, JP;
Masako Negishi, Tokyo, JP;
Akira Nagashima, Tokyo, JP;
Yokogawa Electric Corporation, Tokyo, JP;
Abstract
A production system wherein productagents are provided for products on a one-to-one basis and machine agent are provided for manufacturing equipment on a one-to-one basis, with the product agents and machine agents coordinating with each other to select a manufacturing equipment and cause manufacturing work to be done thereby; wherein the order of product manufacturing is changed depending on the priority of the product in the production system, with manufacturing work by a failed manufacturing equipment by suppressed, and another manufacturing equipment being substituted for the failed manufacturing equipment; wherein a precedence agent is provided that selects a manufacturing equipment ahead of a current manufacturing work and a backward agent is provided that remains backward and double manages working history along with the product agent; and wherein the machine agent manages depreciation information regarding the manufacturing equipment that the machine agent manages and measures the time the manufacturing equipment is used by the product agent, and the machine agent also calculates the cost generated by use of the manufacturing equipment by the product agent using the depreciation and time used information.