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. 04, 2014
Filed:
Oct. 01, 2012
Applicant:
Pakal Technologies Llc, San Francisco, CA (US);
Inventors:
Richard A. Blanchard, Los Altos, CA (US);
Hidenori Akiyama, Miyagi, JP;
Woytek Tworzydlo, Austin, TX (US);
Assignee:
Pakal Technologies LLC, San Francisco, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/749 (2006.01); H01L 29/06 (2006.01); H01L 29/423 (2006.01); H01L 29/745 (2006.01);
U.S. Cl.
CPC ...
H01L 29/7455 (2013.01); H01L 29/0696 (2013.01); H01L 29/42308 (2013.01); H01L 29/749 (2013.01);
Abstract
Methods and systems for a gate-controlled thyristor which switches between narrow-base operation in the ON state and wide-base operation in the OFF state, and which can only sustain latch-up in the narrow-base ON state.