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. 24, 2006
Filed:
Jan. 10, 2001
Song Hak Kim, Seoul, KR;
Hun Kil Cho, Seoul, KR;
Song Hak Kim, Seoul, KR;
Hun Kil Cho, Seoul, KR;
Amkor Technology, Inc., Chandler, AZ (US);
Abstract
A method includes setting lead eye boxes and lead eye points on a gate and a support bar of a lead frame, before clamping the lead frame, and determining whether or not the lead frame is seated in an exact first position. The lead eye boxes and the lead eye points are again set on the gate and the support bar, after clamping the lead frame, and it is redetermined whether or not the lead frame is seated in the exact first position. The positions of leads of the lead frame are captured and memorized. Die eye boxes and die eye points are set on specific patterns of a die and it is determined whether or not the die is mounted in an exact second position.