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:
Mar. 23, 2010
Filed:
Jan. 22, 2007
Applicants:
Futoshi Fukaya, Kawasaki, JP;
Yoshitsugu Katoh, Kawasaki, JP;
Inventors:
Futoshi Fukaya, Kawasaki, JP;
Yoshitsugu Katoh, Kawasaki, JP;
Assignee:
Fujitsu Microelectronics Limited, Yokohama, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B28B 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A mold includes a pot for accommodating resin, a cavity for accommodating a semiconductor chip to be resin-molded and a runner as a resin passage for transporting the resin accommodated in the pot to the cavity. A foreign matter retention pocket is disposed which is a recess formed by digging further a partial inner surface of the runner. A runner magnet attracts and attaches a metallic foreign matter contained in fluid transported in the runner to the inner surface of the foreign matter retention pocket.