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. 21, 2011
Filed:
Mar. 15, 2007
Ming Wang, Zhonghe, TW;
Nain-sung Lee, Shin Chu, TW;
Chia-chin Hsu, Zhubei, TW;
Taiwan Semiconductor Manufacturing Company, Ltd., Hsin-Chu, TW;
Abstract
An automated material handling system (AMHS) includes a plurality of first stockers for material storage and a plurality of second stockers for material storage, wherein the second stockers are smaller than the first stockers. A method of operating an AMHS, wherein the AMHS includes a plurality of first stockers for material storage and a plurality of second stockers for material storage and the second stockers are smaller than the first stockers, includes selecting one of the first stockers and the second stockers after a step of a process is performed with one or more pieces of material at a piece of processing equipment; unloading the one or more pieces of material from the piece of processing equipment; and transporting the one or more pieces of material to the selected one of the first stockers and the second stockers.