P

Inventor

VANSTONE SCOTT A

CA99 patents
⚠️ This page may combine multiple inventors who share the name “VANSTONE SCOTT A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CERTICOM CORP

38 patents
US6792530B1Sep 14, 2004

Implicit certificate scheme

CERTICOM CORP99 citations99
US6178507B1Jan 23, 2001

Data card verification system

CERTICOM CORP103 citations99
US5955717ASep 21, 1999

Transaction verification protocol for Smart Cards

CERTICOM CORP136 citations99
US6446207B1Sep 3, 2002

Verification protocol

CERTICOM CORP110 citations98
US6195433B1Feb 27, 2001

Private key validity and validation

CERTICOM CORP94 citations98
US6738478B1May 18, 2004

Power signature attack resistant cryptography

CERTICOM CORP83 citations97
US5889865AMar 30, 1999

Key agreement and transport protocol with implicit signatures

CERTICOM CORP157 citations97
US6934392B1Aug 23, 2005

Split-key key-agreement protocol

CERTICOM CORP42 citations96
US6618483B1Sep 9, 2003

Elliptic curve encryption systems

CERTICOM CORP130 citations96
US6424712B2Jul 23, 2002

Accelerated signature verification on an elliptic curve

CERTICOM CORP41 citations96
US6279110B1Aug 21, 2001

Masked digital signatures

CERTICOM CORP63 citations96
US6212281B1Apr 3, 2001

Digital signature protocol

CERTICOM CORP68 citations96
US6141420AOct 31, 2000

Elliptic curve encryption systems

CERTICOM CORP210 citations96
US6134325AOct 17, 2000

Key transmission system

CERTICOM CORP95 citations96
US5933504AAug 3, 1999

Strengthened public key protocol

CERTICOM CORP86 citations96
US6704870B2Mar 9, 2004

Digital signatures on a Smartcard

CERTICOM CORP79 citations95
US6487661B2Nov 26, 2002

Key agreement and transport protocol

CERTICOM CORP36 citations95
US5999626ADec 7, 1999

Digital signatures on a smartcard

CERTICOM CORP64 citations95
US6349318B1Feb 19, 2002

Arithmetic processor for finite field and module integer arithmetic operations

CERTICOM CORP83 citations94
US7480795B2Jan 20, 2009

Method for the application of implicit signature schemes

CERTICOM CORP20 citations93
US7216237B2May 8, 2007

System and method for trusted communication

CERTICOM CORP18 citations93
US7036015B2Apr 25, 2006

Verification protocol

CERTICOM CORP30 citations93
US6735611B2May 11, 2004

Arithmetic processor

CERTICOM CORP25 citations93
US6490682B2Dec 3, 2002

Log-on verification protocol

CERTICOM CORP27 citations93
US7418099B2Aug 26, 2008

Method and apparatus for performing elliptic curve arithmetic

CERTICOM CORP16 citations92
US7391868B2Jun 24, 2008

Implicit certificate scheme

CERTICOM CORP16 citations92
US7110538B2Sep 19, 2006

Method for accelerating cryptographic operations on elliptic curves

CERTICOM CORP27 citations92
US6563928B1May 13, 2003

Strengthened public key protocol

CERTICOM CORP41 citations92
US6430690B1Aug 6, 2002

Secure one-way authentication communication system

CERTICOM CORP44 citations91
US6377689B1Apr 23, 2002

Key transmission system

CERTICOM CORP16 citations91
US7567669B2Jul 28, 2009

Strengthened public key protocol

CERTICOM CORP10 citations84
US6337909B1Jan 8, 2002

Generation of session keys for El Gamal-like protocols from low hamming weight integers

CERTICOM CORP19 citations84
US7720221B2May 18, 2010

Privacy-enhanced e-passport authentication protocol

CERTICOM CORP8 citations83
US7243232B2Jul 10, 2007

Key agreement and transport protocol

CERTICOM CORP14 citations79
US7797539B2Sep 14, 2010

Resilient cryptographic scheme

CERTICOM CORP4 citations74
US7552329B2Jun 23, 2009

Masked digital signatures

CERTICOM CORP5 citations74
US7472276B2Dec 30, 2008

Data card verification system

CERTICOM CORP6 citations74
US7260723B2Aug 21, 2007

Masked digital signatures

CERTICOM CORP9 citations74

BROWN DANIEL R

3 patents

VANSTONE SCOTT A

2 patents

SMITH KEELAN

2 patents

STRUIK MARINUS

1 patent

ONYSZCHUK IVAN M

1 patent

BROWN DANIEL R L

1 patent

ROSATI TONY

1 patent

PITNEY BOWES INC

1 patent

Showing the top 50 of 99 patents by PatentIndex Score.