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:
Jan. 15, 2013
Filed:
Feb. 09, 2011
Applicants:
Mitsuhiro Hamada, Niigata, JP;
Katsuyoshi Jokyu, Niigata, JP;
Inventors:
Mitsuhiro Hamada, Niigata, JP;
Katsuyoshi Jokyu, Niigata, JP;
Assignee:
Panasonic Corporation, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/108 (2006.01); H01L 29/76 (2006.01);
U.S. Cl.
CPC ...
Abstract
A body contact layeris formed on the side of a recessed structureas well as in the bottom of the recessed structure, so that a contact area between the body contact layerand a well layeris increased and the amount of dopant implanted to the body contact layeris suppressed.