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:
Oct. 09, 2007
Filed:
Aug. 20, 2003
Kazuhisa Arai, Tokyo, JP;
Hideyuki Sando, Tokyo, JP;
Kazuhisa Arai, Tokyo, JP;
Hideyuki Sando, Tokyo, JP;
Disco Corporation, Tokyo, JP;
Abstract
A terminal board having a plurality of terminals on which ball electrodes are formed can be prepared efficiently and economically without having any short-circuiting between terminals when its terminals formed in very close proximity to one another, as on an interposer (), have their heads made uniform in height by causing the terminals () to project from a surface of a board () coated with a resist film, and applying a cutting tool () to the surface of the board () having the terminals project therefrom to carry out lathe turning for the heads of the terminals (), while having the terminal board held by a rotatable chuck table () and rotating the chuck table ().