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. 20, 1988
Filed:
May. 04, 1987
Applicant:
Inventors:
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
357 42 ; 357 45 ; 357 236 ; 357 44 ;
Abstract
A power supply voltage to be applied to a metallic connection 36a is supplied through an n.sup.+ diffusion region 34a, an N type well 22, an n.sup.+ diffusion region 34c and a metallic connection 36C to a p.sup.+ diffusion region 23b serving as a power supply line. An n.sup.+ diffusion region 73 serving as a ground line is grounded through a metallic connection 76c, a p.sup.+ diffusion region 74c, a P type well 72, a p.sup.+ diffusion region 74b and a metallic connection 76b.