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:
Feb. 18, 2003
Filed:
Oct. 01, 2001
Applicant:
Inventors:
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/20 ;
U.S. Cl.
CPC ...
H05K 7/20 ;
Abstract
A first heat-conductive rubber is disposed on a surface of a printed wiring film, which is an opposite side to a driver IC, a second heat-conductive rubber is disposed on a surface of the driver IC, which is an opposite side to the surface of the printed wiring film, and the first heat-conductive rubber is made harder than the second heat-conductive rubber. In addition, heat-conductive grease is coated on a surface of the first heat-conductive rubber, which contacts the printed wiring film, and on a surface of the second heat-conductive rubber, which contacts the driver IC.