Stocker utilization self-balancing system and method

Data processing: generic control systems or specific application – Specific application – apparatus or process – Article handling

Reexamination Certificate

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Details

C700S112000, C700S213000, C414S806000, C414S940000

Reexamination Certificate

active

07099739

ABSTRACT:
A method for operating a plurality of stockers, comprises the steps of: monitoring utilization of the plurality of stockers, each stocker capable of storing a plurality of wafer, LCD or reticle containers; and automatically transferring a first wafer, LCD or reticle container from a first one of the stockers to a second one of the stockers if the utilization of the first stocker is greater than a predetermined thereshold.

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patent: 6580967 (2003-06-01), Jevtic et al.
patent: 6618639 (2003-09-01), Nakashima
patent: 6622057 (2003-09-01), Ko et al.
patent: 6662076 (2003-12-01), Conboy et al.
patent: 6733243 (2004-05-01), Ogata et al.
patent: 6778879 (2004-08-01), Chang et al.
patent: 6854583 (2005-02-01), Horn

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