Qu; Minghua

Patent Applications and Registrations

Patent applications and USPTO patent grants for Qu; Minghua.The latest application filed is for "implicit certificate scheme".

Company Profile

0.27.20

Qu; Minghua - Mississauga N/A CA
Qu; Minghua - Waterloo CA
Qu; Minghua - Ontario CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Strengthened public key protocol Grant 8,983,064 - Vanstone , et al. March 17, 2	2015-03-17
Strengthened public key protocol Grant 8,953,787 - Vanstone , et al. February 10, 2	2015-02-10
Implicit Certificate Scheme App 20140229730 - Qu; Minghua ; et al.	2014-08-14
Masked digital signatures Grant 8,732,467 - Vanstone , et al. May 20, 2	2014-05-20
Implicit certificate scheme Grant 8,712,042 - Qu , et al. April 29, 2	2014-04-29
Implicit certificate scheme Grant 8,705,735 - Qu , et al. April 22, 2	2014-04-22
Masked Digital Signatures App 20130145168 - Vanstone; Scott Alexander ; et al.	2013-06-06
Masked digital signatures Grant 8,359,468 - Vanstone , et al. January 22, 2	2013-01-22
Strengthened Public Key Protocol App 20130019099 - Vanstone; Scott A. ; et al.	2013-01-17
Implicit Certificate Scheme App 20120300924 - Qu; Minghua ; et al.	2012-11-29
Implicit Certificate Scheme App 20120303950 - Qu; Minghua ; et al.	2012-11-29
Strengthened Public Key Protocol App 20120257758 - VANSTONE; Scott A. ; et al.	2012-10-11
Implicit certificate scheme Grant 8,270,601 - Qu , et al. September 18, 2	2012-09-18
Strengthened public key protocol Grant 8,229,113 - Vanstone , et al. July 24, 2	2012-07-24
Key Agreement and Transport Protocol with Implicit Signatures App 20120079274 - Vanstone; Scott ; et al.	2012-03-29
Key agreement and transport protocol with implicit signatures Grant 8,090,947 - Vanstone , et al. January 3, 2	2012-01-03
Masked Digital Signatures App 20110258455 - Johnson; Donald B. ; et al.	2011-10-20
Masked digital signatures Grant 7,996,676 - Johnson , et al. August 9, 2	2011-08-09
Key Agreement And Transport Protocol With Implicit Signatures App 20100281259 - Vanstone; Scott ; et al.	2010-11-04
Key agreement and transport protocol with implicit signatures Grant 7,779,259 - Vanstone , et al. August 17, 2	2010-08-17
Implicit Certificate Scheme App 20100166188 - Qu; Minghua ; et al.	2010-07-01
Implicit certificate scheme Grant 7,653,201 - Qu , et al. January 26, 2	2010-01-26
Strengthened public key protocol App 20100014663 - Vanstone; Scott A. ; et al.	2010-01-21
Masked Digital Signatures App 20090319790 - Johnson; Donald B. ; et al.	2009-12-24
Strengthened public key protocol Grant 7,567,669 - Vanstone , et al. July 28, 2	2009-07-28
Implicit Certificate Scheme App 20090041238 - Qu; Minghua ; et al.	2009-02-12
Key Agreement and Transport Protocol With Implicit Signatures App 20080162940 - Vanstone; Scott A. ; et al.	2008-07-03
Implicit certificate scheme Grant 7,391,868 - Qu , et al. June 24, 2	2008-06-24
Key agreement and transport protocol Grant 7,243,232 - Vanstone , et al. July 10, 2	2007-07-10
Key agreement and transport protocol with implicit signatures App 20050182936 - Vanstone, Scott ; et al.	2005-08-18
Implicit certificate scheme App 20050114651 - Qu, Minghua ; et al.	2005-05-26
Implicit certificate scheme Grant 6,792,530 - Qu , et al. September 14, 2	2004-09-14
Key agreement and transport protocol with implicit signatures Grant 6,785,813 - Vanstone , et al. August 31, 2	2004-08-31
Strengthened public key protocol App 20030076954 - Vanstone, Scott A. ; et al.	2003-04-24
Key agreement and transport protocol App 20030044019 - Vanstone, Scott A. ; et al.	2003-03-06
Key Agreement And Transport Protocol App 20010042205 - VANSTONE, SCOTT ; et al.	2001-11-15
Masked digital signatures Grant 6,279,110 - Johnson , et al. August 21, 2	2001-08-21
Digital signature protocol with reduced bandwidth Grant 6,097,813 - Vanstone , et al. August 1, 2	2000-08-01
Strengthened public key protocol Grant 5,933,504 - Vanstone , et al. August 3, 1	1999-08-03
Key agreement and transport protocol with implicit signatures Grant 5,896,455 - Vanstone , et al. April 20, 1	1999-04-20
Key agreement and transport protocol with implicit signatures Grant 5,761,305 - Vanstone , et al. June 2, 1	1998-06-02

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