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Point-of-action billing transactor
Patent #: 3932730
Issued on: 01/13/1976
Inventor: Ambrosio
Electronic security card and system for authenticating card ownership
Patent #: 3934122
Issued on: 01/20/1976
Inventor: Riccitelli
Modular transaction terminal with microprocessor control
Patent #: 3937925
Issued on: 02/10/1976
Inventor: Boothroyd
Universal funds transfer and identification card
Patent #: 4001550
Issued on: 01/04/1977
Inventor: Schatz
Data-transfer system
Patent #: 4007355
Issued on: 02/08/1977
Inventor: Moreno
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Assured-check computer-based bank credit disbursing system
Patent #: 4053735
Issued on: 10/11/1977
Inventor: Foudos
Automatic vending system
Patent #: 4120452
Issued on: 10/17/1978
Inventor: Kimura , et al.
Credit card processing system
Patent #: 4172552
Issued on: 10/30/1979
Inventor: Case , et al.
Vending apparatus
Patent #: 4179064
Issued on: 12/18/1979
Inventor: Yoshioka , et al.
Personal identification system
Patent #: 4214230
Issued on: 07/22/1980
Inventor: Fak , et al.
Public key cryptographic apparatus and method
Patent #: 4218582
Issued on: 08/19/1980
Inventor: Hellman , et al.
Data processing system which protects the secrecy of confidential data
Patent #: 4224666
Issued on: 09/23/1980
Inventor: Giraud
System for keeping account of predetermined homogeneous units
Patent #: 4256955
Issued on: 03/17/1981
Inventor: Giraud , et al.
Electronic funds transfer system
Patent #: 4270042
Issued on: 05/26/1981
Inventor: Case
Personal portable terminal for financial transactions
Patent #: 4277837
Issued on: 07/07/1981
Inventor: Stuckert
Method and apparatus for secure message transmission for use in electronic funds transfer systems
Patent #: 4302810
Issued on: 11/24/1981
Inventor: Bouricius , et al.
Modular funds transfer system
Patent #: 4305059
Issued on: 12/08/1981
Inventor: Benton
Information communicating apparatus and method
Patent #: 4320387
Issued on: 03/16/1982
Inventor: Powell
Financial data processing system
Patent #: 4321672
Issued on: 03/23/1982
Inventor: Braun , et al.
Electronic funds transfer and voucher issue system
Patent #: 4341951
Issued on: 07/27/1982
Inventor: Benton
Document processing system
Patent #: 4404649
Issued on: 09/13/1983
Inventor: Nunley , et al.
Cryptographic communications system and method
Patent #: 4405829
Issued on: 09/20/1983
Inventor: Rivest , et al.
Apparatus for and method of recycling recording carriers, such as credit cards, including non-volatile erasable memories for identification data
Patent #: 4442345
Issued on: 04/10/1984
Inventor: Mollier , et al.
Multiple company credit card system
Patent #: 4443027
Issued on: 04/17/1984
Inventor: McNeely , et al.
Protection system for intelligent cards
Patent #: 4453074
Issued on: 06/05/1984
Inventor: Weinstein
Funds transfer system using optically coupled, portable modules
Patent #: 4454414
Issued on: 06/12/1984
Inventor: Benton
Device for the use of and easily carried by an individual
Patent #: 4460965
Issued on: 07/17/1984
Inventor: Trehn , et al.
Process and system for transmission of signed messages
Patent #: 4467139
Issued on: 08/21/1984
Inventor: Mollier
Security method and device for communicating confidential data via an intermediate stage
Patent #: 4498000
Issued on: 02/05/1985
Inventor: Decavele , et al.
Portable terminal device
Patent #: 4511970
Issued on: 04/16/1985
Inventor: Okano , et al.
Transaction verification system using optical coupling data communication link
Patent #: 4523087
Issued on: 06/11/1985
Inventor: Benton
Hand-held processor with two-way dialog between microprocessor in case and microprocessor on carrier insertable into casing slot
Patent #: 4523297
Issued on: 06/11/1985
Inventor: Ugon , et al.
Cryptographic identification, financial transaction, and credential device
Patent #: 4529870
Issued on: 07/16/1985
Inventor: Chaum
Pocket banking terminal, method and system
Patent #: 4536647
Issued on: 08/20/1985
Inventor: Atalla , et al.
Method for certifying the origin of at least one item of information stored in the memory of a first electronic device and transmitted to a second electronic device, and system for carrying out the method
Patent #: 4549075
Issued on: 10/22/1985
Inventor: Saada , et al.
Securities brokerage-cash management system obviating float costs by anticipatory liquidation of short term assets
Patent #: 4597046
Issued on: 06/24/1986
Inventor: Musmanno , et al.
Unitary, self-contained card verification and validation system and method
Patent #: 4614861
Issued on: 09/30/1986
Inventor: Pavlov , et al.
Data logging and transfer system using portable and resident units
Patent #: 4625276
Issued on: 11/25/1986
Inventor: Benton , et al.
Method and apparatus for verifying personal identification numbers and checking stored number series in identification media
Patent #: 4629872
Issued on: 12/16/1986
Inventor: Hallberg
On-line and off-line transaction security system using a code generated from a transaction parameter and a random number
Patent #: 4630201
Issued on: 12/16/1986
Inventor: White
Portable personal terminal for use in a system for handling transactions
Patent #: 4634845
Issued on: 01/06/1987
Inventor: Hale , et al.
Methods and apparatus for funding future liability of uncertain cost
Patent #: 4642768
Issued on: 02/10/1987
Inventor: Roberts
Off line cash card system and method
Patent #: 4650978
Issued on: 03/17/1987
Inventor: Hudson , et al.
System for making payments for transactions
Patent #: 4673802
Issued on: 06/16/1987
Inventor: Ohmae , et al.
High efficiency polymerization catalyst component for use in the polymerization of propylene and higher alpha-olefins
Patent #: 4677088
Issued on: 06/30/1987
Inventor: Huff , et al.
System for handling transactions including a portable personal terminal
Patent #: 4689478
Issued on: 08/25/1987
Inventor: Hale , et al.
Identification card including switching means for built-in battery
Patent #: 4692601
Issued on: 09/08/1987
Inventor: Nakano
IC card
Patent #: 4697073
Issued on: 09/29/1987
Inventor: Hara
Card-type data terminal operatively connectable to electronic apparatus
Patent #: 4705211
Issued on: 11/10/1987
Inventor: Honda , et al.
Methods and apparatus for funding future liability of uncertain cost
Patent #: 4722055
Issued on: 01/26/1988
Inventor: Roberts
Financial transaction system
Patent #: 4727243
Issued on: 02/23/1988
Inventor: Savar
IC card system
Patent #: 4727244
Issued on: 02/23/1988
Inventor: Nakano , et al.
IC card which can set security level for every memory area
Patent #: 4734568
Issued on: 03/29/1988
Inventor: Watanabe
Financial transaction processing system using an integrated circuit card device
Patent #: 4736094
Issued on: 04/05/1988
Inventor: Yoshida
IC card system
Patent #: 4742215
Issued on: 05/03/1988
Inventor: Daughters , et al.
Method, apparatus and article for identification and signature
Patent #: 4748668
Issued on: 05/31/1988
Inventor: Shamir , et al.
Purchasing system with rebate feature
Patent #: 4750119
Issued on: 06/07/1988
Inventor: Cohen , et al.
Automated investment system
Patent #: 4751640
Issued on: 06/14/1988
Inventor: Lucas , et al.
Reliable secure, updatable "cash" card system
Patent #: 4752676
Issued on: 06/21/1988
Inventor: Leonard , et al.
Method and apparatus for funding a future liability of uncertain cost
Patent #: 4752877
Issued on: 06/21/1988
Inventor: Roberts , et al.
Automatic cash transaction apparatus
Patent #: 4757185
Issued on: 07/12/1988
Inventor: Onishi
Blind unanticipated signature systems
Patent #: 4759064
Issued on: 07/19/1988
Inventor: Chaum
Method of determining the premium for and writing a policy insuring against specified weather conditions
Patent #: 4766539
Issued on: 08/23/1988
Inventor: Fox
Reader and writer for an IC card
Patent #: 4767920
Issued on: 08/30/1988
Inventor: Kitta , et al.
Interactive market management system
Patent #: 4799156
Issued on: 01/17/1989
Inventor: Shavit , et al.
Electronic funds transfer system
Patent #: 4823264
Issued on: 04/18/1989
Inventor: Deming
Method and apparatus for certifying services obtained using a portable carrier such as a memory card
Patent #: 4825052
Issued on: 04/25/1989
Inventor: Chemin , et al.
System for processing IC card with display function
Patent #: 4827112
Issued on: 05/02/1989
Inventor: Yoshino , et al.
Multi-user card system
Patent #: 4837422
Issued on: 06/06/1989
Inventor: Dethloff , et al.
Transaction processing system
Patent #: 4877947
Issued on: 10/31/1989
Inventor: Mori
Method and system for personal identification
Patent #: 4879747
Issued on: 11/07/1989
Inventor: Leighton, et al.
Electronic money purse and fund transfer system
Patent #: 4906828
Issued on: 03/06/1990
Inventor: Halpern
One-show blind signature systems
Patent #: 4914698
Issued on: 04/03/1990
Inventor: Chaum
Returned-value blind signature systems
Patent #: 4949380
Issued on: 08/14/1990
Inventor: Chaum
System for cryptographing and identification
Patent #: 4962530
Issued on: 10/09/1990
Inventor: Cairns
RSA computation method for efficient batch processing
Patent #: 4964164
Issued on: 10/16/1990
Inventor: Fiat
Smart card issuing and receiving apparatus
Patent #: 4968873
Issued on: 11/06/1990
Inventor: Dethloff, et al.
Method and apparatus for implementing electronic cash
Patent #: 4977595
Issued on: 12/11/1990
Inventor: Ohta, et al.
Extended coverage monetary regulation system
Patent #: 4985833
Issued on: 01/15/1991
Inventor: Oncken
One-show blind signature systems
Patent #: 4987593
Issued on: 01/22/1991
Inventor: Chaum
Unpredictable blind signature systems
Patent #: 4991210
Issued on: 02/05/1991
Inventor: Chaum
Transaction system of the electronic purse type
Patent #: 4992646
Issued on: 02/12/1991
Inventor: Collin
Method and system for personal identification using proofs of legitimacy
Patent #: 4995081
Issued on: 02/19/1991
Inventor: Leighton, et al.
Selected-exponent signature systems Patent #: 4996711
Issued on: 02/26/1991
Inventor: Chaum