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:
Apr. 29, 2008
Filed:
Aug. 25, 2003
Fujio Akahane, Nagano, JP;
Nagamitsu Takashima, Nagano, JP;
Kazushige Hakeda, Nagano, JP;
Ryoji Uesugi, Nagano, JP;
Akiharu Kurebayashi, Nagano, JP;
Fujio Akahane, Nagano, JP;
Nagamitsu Takashima, Nagano, JP;
Kazushige Hakeda, Nagano, JP;
Ryoji Uesugi, Nagano, JP;
Akiharu Kurebayashi, Nagano, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A male die is adapted to be opposed to a first face of a metallic plate member. The male die includes a plurality of punches which are provided on the male die and arranged side by side in a first direction with a fixed pitch. A guide member is formed with a guide face which supports a side portion of the male die, at least when the punches are pressed into the plate member in a second direction, to form through holes therein.