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. 25, 2003
Filed:
May. 22, 2002
Applicant:
Inventor:
Chihiro Araki, Shuuchi-gun, JP;
Assignee:
Kabushiki Kaisha MORIC, Mori-machi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 2/310 ; H01L 2/334 ;
U.S. Cl.
CPC ...
H01L 2/310 ; H01L 2/334 ;
Abstract
A rotating electrical machine control embodying a circuit including semiconductor devices mounted on a conductive pattern formed on a metal substrate without using heat sinks. Performance is improved as is durability by matching the linear expansion coefficient of the resin used to seal the semiconductor chips with that of the conductive pattern formed on the metal substrate.