Sprunk; Eric J.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sprunk; Eric J..The latest application filed is for "origin certificate based online certificate issuance".

Company Profile

2.45.43

Sprunk; Eric J. - Carlsbad CA
Sprunk; Eric J - Carlsbad CA
Sprunk; Eric J. - Carsbad 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
Origin Certificate Based Online Certificate Issuance App 20210234691 - Medvinsky; Alexander ; et al.	2021-07-29
Embedding information in elliptic curve base point Grant 11,005,656 - Chan , et al. May 11, 2	2021-05-11
Implicit Rsa Certificates App 20210091948 - Medvinsky; Alexander ; et al.	2021-03-25
Origin certificate based online certificate issuance Grant 10,958,433 - Medvinsky , et al. March 23, 2	2021-03-23
Implicit RSA certificates Grant 10,862,683 - Medvinsky , et al. December 8, 2	2020-12-08
Embedding Information In Elliptic Curve Base Point App 20200186346 - Chan; Tat Keung ; et al.	2020-06-11
Efficient encrypted software distribution mechanism Grant 10,498,540 - Medvinsky , et al. De	2019-12-03
Origin Certificate Based Online Certificate Issuance App 20180219678 - Medvinsky; Alexander ; et al.	2018-08-02
Method and apparatus for embedding secret information in digital certificates Grant 9,912,485 - Chan , et al. March 6, 2	2018-03-06
Real time key collection in device provisioning Grant 9,912,771 - Sprunk , et al. March 6, 2	2018-03-06
Efficient Encrypted Software Distribution Mechanism App 20170346641 - Medvinsky; Alexander ; et al.	2017-11-30
Implicit Rsa Certificates App 20170338958 - Medvinsky; Alexander ; et al.	2017-11-23
Efficient key generator for distribution of sensitive material from multiple application service providers to a secure element such as a universal integrated circuit card (UICC) Grant 9,485,230 - Nakhjiri , et al. November 1, 2	2016-11-01
Efficient Key Generator For Distribution Of Sensitive Material From Multiple Application Service Providers To A Secure Element Such As A Universal Integrated Circuit Card (uicc) App 20160021075 - Nakhjiri; Madjid ; et al.	2016-01-21
Efficient key generator for distribution of sensitive material from multiple application service providers to a secure element such as a universal integrated circuit card (UICC) Grant 9,210,138 - Nakhjiri , et al. December 8, 2	2015-12-08
Business method including handshake protocol to control actors and functions to propagate acceptance of an IP license to securely authenticate software application program interfaces (APIs) Grant 9,197,910 - Sprunk , et al. November 24, 2	2015-11-24
Method And Apparatus For Embedding Secret Information In Digital Certificates App 20150333915 - Chan; Tat Keung ; et al.	2015-11-19
Challenge-response cable set-top-box system to securely authenticate software application program interfaces (APIs) Grant 9,172,981 - Sprunk , et al. October 27, 2	2015-10-27
Real Time Key Collection In Device Provisioning App 20150296035 - Sprunk; Eric J. ; et al.	2015-10-15
Online secure device provisioning framework Grant 9,130,928 - Qiu , et al. September 8, 2	2015-09-08
Handshake protocol to control actors and functions in a cable set-top-box system to propagate acceptance of an IP license to securely authenticate software application program interfaces (APIs) Grant 9,027,159 - Sprunk , et al. May 5, 2	2015-05-05
Object and resource security system Grant 8,904,424 - Sprunk December 2, 2	2014-12-02
Method And Apparatus For Embedding Secret Information In Digital Certificates App 20140281502 - Keung Chan; Tat ; et al.	2014-09-18
System and method for secure key distribution to manufactured products Grant 8,761,401 - Sprunk , et al. June 24, 2	2014-06-24
BUSINESS METHOD INCLUDING CHALLENGE-RESPONSE SYSTEM TO SECURELY AUTHENTICATE SOFTWARE APPLICATION PROGRAM INTERFACES (APIs) App 20140123220 - Sprunk; Eric J. ; et al.	2014-05-01
BUSINESS METHOD INCLUDING HANDSHAKE PROTOCOL TO CONTROL ACTORS AND FUNCTIONS TO PROPAGATE ACCEPTANCE OF AN IP LICENSE TO SECURELY AUTHENTICATE SOFTWARE APPLICATION PROGRAM INTERFACES (APIs) App 20140123242 - Sprunk; Eric J. ; et al.	2014-05-01
HANDSHAKE PROTOCOL TO CONTROL ACTORS AND FUNCTIONS IN A CABLE SET-TOP-BOX SYSTEM TO PROPAGATE ACCEPTANCE OF AN IP LICENSE TO SECURELY AUTHENTICATE SOFTWARE APPLICATION PROGRAM INTERFACES (APIs) App 20140123321 - Sprunk; Eric J. ; et al.	2014-05-01
CHALLENGE-RESPONSE CABLE SET-TOP-BOX SYSTEM TO SECURELY AUTHENTICATE SOFTWARE APPLICATION PROGRAM INTERFACES (APIs) App 20140123172 - Sprunk; Eric J. ; et al.	2014-05-01
Conditional access system employing constrained encryption keys Grant 8,687,806 - Vince , et al. April 1, 2	2014-04-01
Efficient Key Generator For Distribution Of Sensitive Material From Mulitple Application Service Providers To A Secure Element Such As A Universal Integrated Circuit Card (uicc) App 20140082358 - Nakhjiri; Madjid ; et al.	2014-03-20
Efficient Key Generator For Distribution Of Sensitive Material From Multiple Application Service Providers To A Secure Element Such As A Universal Integrated Circuit Card (uicc) App 20140082359 - Nakhjiri; Madjid ; et al.	2014-03-20
Revocation list update for devices Grant 8,589,674 - Medvinsky , et al. November 19, 2	2013-11-19
Internet protocol telephony security architecture Grant 8,544,077 - Sprunk , et al. September 24, 2	2013-09-24
Revocation List Update For Devices App 20130185551 - Medvinsky; Alexander ; et al.	2013-07-18
Object and Resource Security System App 20130104199 - Sprunk; Eric J.	2013-04-25
Object and resource security system Grant 8,356,314 - Sprunk January 15, 2	2013-01-15
Enhanced authorization process using digital signatures Grant 8,321,663 - Medvinsky , et al. November 27, 2	2012-11-27
Configurable encryption/decryption for multiple services support Grant 8,166,292 - Qiu , et al. April 24, 2	2012-04-24
Online Secure Device Provisioning Framework App 20110258685 - Qiu; Xin ; et al.	2011-10-20
Enhanced Authorization Process Using Digital Signatures App 20110161661 - Medvinsky; Alexander ; et al.	2011-06-30
Multiple level public key hierarchy for performance and high security Grant 7,929,701 - Sprunk , et al. April 19, 2	2011-04-19
Method and apparatus for providing a secure system time Grant 7,929,483 - Kimball , et al. April 19, 2	2011-04-19
Method and apparatus for distributing root certification Grant 7,877,600 - Qiu , et al. January 25, 2	2011-01-25
Method to leverage a secure device to grant trust and identity to a second device Grant 7,764,793 - Qiu , et al. July 27, 2	2010-07-27
Secure scan Grant 7,672,452 - Penugonda , et al. March 2, 2	2010-03-02
Secure control of security mode Grant 7,660,986 - Qiu , et al. February 9, 2	2010-02-09
Internet Protocol Telephony Security Architecture App 20090323954 - Sprunk; Eric J. ; et al.	2009-12-31
Configurable Encryption/Decryption for Multiple Services Support App 20090274295 - Qiu; Xin ; et al.	2009-11-05
Configurable encryption/decryption for multiple services support Grant 7,607,022 - Qiu , et al. October 20, 2	2009-10-20
Conditional Access System Employing Constrained Encryption Keys App 20090202075 - Vince; Lawrence D. ; et al.	2009-08-13
Internet protocol telephony security architecture Grant 7,568,223 - Sprunk , et al. July 28, 2	2009-07-28
Terrestrial broadcast copy protection system for digital television Grant 7,486,792 - Sprunk February 3, 2	2009-02-03
Self authentication ciphertext chaining Grant 7,450,717 - Sprunk , et al. November 11, 2	2008-11-11
Method and Apparatus for Distributing Root Certification App 20080162928 - Qiu; Xin ; et al.	2008-07-03
System And Method For Secure Key Distribution To Manufactured Products App 20080049942 - Sprunk; Eric J. ; et al.	2008-02-28
Smart card mating protocol Grant 7,305,555 - Okimoto , et al. December 4, 2	2007-12-04
Method to leverage a secure device to grant trust and identity to a second device App 20070091345 - Qiu; Xin ; et al.	2007-04-26
Method and apparatus for providing a secure move of a decrpytion content key App 20060149676 - Sprunk; Eric J. ; et al.	2006-07-06
Method and apparatus for providing a secure system time App 20060146885 - Kimball; Bridget D. ; et al.	2006-07-06
Pay by time system for content delivery to media playback systems Grant 7,058,609 - Moroney , et al. June 6, 2	2006-06-06
Object and resource security system App 20060053439 - Sprunk; Eric J.	2006-03-09
Authorization using ciphertext tokens in a content receiver App 20060020790 - Sprunk; Eric J.	2006-01-26
Methods and apparatus for keystream generation Grant 6,961,427 - Qiu , et al. November 1, 2	2005-11-01
Method and apparatus for secure transmission of data Grant 6,959,089 - Sprunk October 25, 2	2005-10-25
Internet protocol telephony security architecture App 20050027985 - Sprunk, Eric J. ; et al.	2005-02-03
Self-generation of certificates using secure microprocessor in a device for transferring digital information Grant 6,839,841 - Medvinsky , et al. January 4, 2	2005-01-04
Generation of a mathematically constrained key using a one-way function App 20040234074 - Sprunk, Eric J.	2004-11-25
Impulse pay per use method and system for data and multimedia services Grant 6,810,525 - Safadi , et al. October 26, 2	2004-10-26
Countermeasure to power attack and timing attack on cryptographic operations Grant 6,804,782 - Qiu , et al. October 12, 2	2004-10-12
Interchip transport bus copy protection App 20040078584 - Moroney, Paul ; et al.	2004-04-22
Variable security code download for an embedded processor Grant 6,711,684 - Moroney , et al. March 23, 2	2004-03-23
Terrestrial broadcast copy protection system for digital television App 20040052380 - Sprunk, Eric J.	2004-03-18
Secure scan App 20030206627 - Penugonda, Madhusudhan R. ; et al.	2003-11-06
Smart card mating protocol App 20030188164 - Okimoto, John I. ; et al.	2003-10-02
Pay by time system for content delivery to media playback systems App 20020169724 - Moroney, Paul ; et al.	2002-11-14
Access control processor App 20020092015 - Sprunk, Eric J. ; et al.	2002-07-11
Authorization using ciphertext tokens App 20020032903 - Sprunk, Eric J.	2002-03-14
Authentication and/or authorization launch App 20020003884 - Sprunk, Eric J.	2002-01-10
Authentication and authorization epochs App 20020002706 - Sprunk, Eric J.	2002-01-03
Multiple signature authentication in conditional access systems App 20010010720 - Kimball, Bridget D. ; et al.	2001-08-02
Robust random number generator Grant 6,253,223 - Sprunk June 26, 2	2001-06-26

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