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:
Sep. 03, 1991
Filed:
Sep. 17, 1990
Hironori Kodama, Hitachi, JP;
Satoru Ogihara, Hitachi, JP;
Hideo Arakawa, Hitachi, JP;
Hirokazu Inoue, Ibaraki, JP;
Yoshiyuki Yasutomi, Katsuta, JP;
Tadahiko Miyoshi, Hitachi, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
An installation structure of integrated circuit devices, in which two or more types of integrated circuit devices of different base materials are installed onto the same installation substrate. Since the installation structure has a construction according to different characteristics such as a thermal conductivity, heat generation amount, thermal expansion coefficient and the like of the integrated circuit devices made of different materials, the reliability of each device and its connection and the reduction of the costs required for the cooling method can be presented.