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. 19, 1997
Filed:
Jun. 20, 1994
Applicant:
Inventors:
Hiroyuki Tokunaga, Kawasaki, JP;
Hideshi Kawasaki, Yamato, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
257 91 ; 257 99 ; 257103 ; 257 79 ;
Abstract
A III-V compound semiconductor device comprises the use of a compound semiconductor of groups III-V of the periodic table with a polycrystalline structure of an average grain size of 0.6 .mu.m or larger.