David W. Kravitz

Person

Albuquerque, NM, US

People

Patents Grantslast 30 patents

Information Patent Grant
Computer-based method and system for aiding transactions
- Patent number 8,321,348
- Issue date Nov 27, 2012
- CertCo, Inc.
- Yair Frankel
- G07 - CHECKING-DEVICES
Information Patent Grant
Computer-based method and system for aiding transactions
- Patent number 8,121,949
- Issue date Feb 21, 2012
- CertCo
- Yair Frankel
- G07 - CHECKING-DEVICES
Information Patent Grant
Computer-based method and system for aiding transactions
- Patent number 7,343,346
- Issue date Mar 11, 2008
- CertCo, Inc.
- Yair Frankel
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Computer-based method and system for aiding transactions
- Patent number 6,353,812
- Issue date Mar 5, 2002
- CertCo, Inc.
- Yair Frankel
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Payment and transactions in electronic commerce system
- Patent number 6,029,150
- Issue date Feb 22, 2000
- Certco, LLC
- David William Kravitz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic cryptographic packing
- Patent number 5,995,625
- Issue date Nov 30, 1999
- Certco, LLC
- Frank W. Sudia
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Adaptive multi-step digital signature system and method of operatio...
- Patent number 5,867,578
- Issue date Feb 2, 1999
- CertCo LLC
- Ernest F. Brickell
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Off-line compatible electronic cash method and system
- Patent number 5,832,089
- Issue date Nov 3, 1998
- Sandia Corporation
- David W. Kravitz
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
COMPUTER-BASED METHOD AND SYSTEM FOR AIDING TRANSACTIONS
- Publication number 20130173471
- Publication date Jul 4, 2013
- CERTCO, INC.
- Yair Frankel
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMPUTER-BASED METHOD AND SYSTEM FOR AIDING TRANSACTIONS
- Publication number 20120143723
- Publication date Jun 7, 2012
- CERTCO, INC.
- Yair Frankel
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Computer-based method and system for aiding transactions
- Publication number 20080221914
- Publication date Sep 11, 2008
- CertCo
- Yair Frankel
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Computer-based method and system for aiding transactions
- Publication number 20020059143
- Publication date May 16, 2002
- CertCo, Inc.
- Yair Frankel
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMPUTER-BASED METHOD AND SYSTEM FOR AIDING TRANSACTIONS
- Publication number 20010011220
- Publication date Aug 2, 2001
- YAIR FRANKEL
- G06 - COMPUTING CALCULATING COUNTING

David W. Kravitz

Person

Patents Grantslast 30 patents

Computer-based method and system for aiding transactions

Computer-based method and system for aiding transactions

Computer-based method and system for aiding transactions

Computer-based method and system for aiding transactions

Payment and transactions in electronic commerce system

Electronic cryptographic packing

Adaptive multi-step digital signature system and method of operatio...

Off-line compatible electronic cash method and system

Patents Applicationslast 30 patents

COMPUTER-BASED METHOD AND SYSTEM FOR AIDING TRANSACTIONS

COMPUTER-BASED METHOD AND SYSTEM FOR AIDING TRANSACTIONS

Computer-based method and system for aiding transactions

Computer-based method and system for aiding transactions

COMPUTER-BASED METHOD AND SYSTEM FOR AIDING TRANSACTIONS