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:
Nov. 29, 1994
Filed:
Oct. 29, 1992
Kenji Sugawara, Tokyo, JP;
Kabushiki Kaisha Shinkawa, Tokyo, JP;
Abstract
An apparatus for inspecting conditions of bonding between, for example, a semiconductor chip and a lead frame including a camera that images objects such as bonding wires, and ball parts and crescents of the wires, a vertical illuminating assembly installed beneath the camera so as to illuminate the objects vertically, and a ring-form illuminating assembly made up of LED's arranged in a concentric circles so as to illuminates the objects from above diagonally. With such illuminating assemblies, clear images of the object are taken easily by the camera for inspection and measuring purposes.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile