David Arditti
11Patents
8h-index
18Co-inventors
65Inventor score
Filing activity: Mar 21, 1991 → Jun 7, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5991413A | Process for the acceptance of a virtual prepaid card use request permitting the reuse of its serial number | Physics | 311 | Expired |
| US6205553A | Method for controlling independent secure transactions by means of a single apparatus | Physics | 42 | Expired |
| US7003499B2 | Service activation by virtual prepaid card | Physics | 34 | Expired |
| US5602915A | Process for the control of secret keys between two smart cards | Electricity | 27 | Expired |
| US6529886B1 | Authenticating method for an access and/or payment control system | Electricity | 23 | Expired |
| US6125445A | Public key identification process using two hash functions | Electricity | 15 | Expired |
| US5481612A | Process for the authentication of a data processing system by another data processing system | Physics | 12 | Expired |
| US5894519A | Process for the dissimulaton of a secret code in a data authentication device | Physics | 11 | Expired |
| US5862224A | Cryptographic process for protection against fraud | Physics | 6 | Expired |
| US5347650A | Device for transforming a digital data sequence into a condensed digital data block using tables and logic operators | Electricity | 5 | Expired |
| US7526648B2 | Cryptographic method of protecting an electronic chip against fraud | Electricity | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.