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:
Aug. 04, 1998
Filed:
Jun. 02, 1995
Applicant:
Inventors:
Katsunori Ueno, Kanagawa, JP;
Tatsuo Urushidani, Kanagawa, JP;
Koichi Hashimoto, Kanagawa, JP;
Shinji Ogino, Kanagawa, JP;
Yasukazu Seki, Kanagawa, JP;
Assignee:
Fuji Electric Co., Ltd., Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
438573 ; 438571 ;
Abstract
A Schottky electrode is formed on an n-type SiC base member with an Al--Ti alloy or by laying Al films and Ti films alternately, and a resulting structure is subjected to a heat treatment of 600.degree. C. to 1,200.degree. C. A p-type SiC layer may be formed around the Schottky junction so as to form a p-n junction with the n-type SiC base member.