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.:

US 8338864 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 25, 2012

Filed:

Jun. 07, 2010
Applicant:

Hiroshi Katakura, Kawasaki, JP;

Inventor:

Hiroshi Katakura, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A semiconductor device in a continuous diffusion region formed on a semiconductor substrate and having either a P-type or N-type polarity includes: a first transistor formed within the continuous diffusion region; a second transistor formed within the continuous diffusion region and in an area that is different from an area where the first transistor is formed; a third transistor formed within the continuous diffusion region and in an area between the first and second transistors, and having a gate electrode to which a fixed potential is applied; and a fourth transistor formed within the continuous diffusion region and in an area between the second and third transistors, and having a gate electrode to which a fixed potential is applied.


Find Patent Forward Citations

Katakura, Hiroshi. (2012). Semiconductor device (U.S. Patent No. 8338864). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8338864

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…