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. 13, 1984
Filed:
Dec. 28, 1981
Applicant:
Inventors:
Toru Mano, Fukushima, JP;
Takeshi Fukuda, Kawasaki, JP;
Toshitaka Fukushima, Yokohama, JP;
Kouji Ueno, Kawasaki, JP;
Kazuo Tanaka, Machida, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ; H01L / ;
U.S. Cl.
CPC ...
357 68 ; 357 55 ; 357 59 ; 357 65 ;
Abstract
When a side of a hole formed in a layer of a semiconductor device is located on a slope of a step-like portion, the side of the hole is formed so that it has a wave shape. A conductor line traverses the wave side of the hole.