Gemplus
139Patents
1Active
139Granted
43Portfolio score
Filing activity: May 31, 1995 → Nov 22, 2006 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5910989A | Method for the generation of electronic signatures, in particular for smart cards | Electricity | 145 | Expired |
| US5796831A | Method for conducting a transaction between a chip card and an information system | Physics | 111 | Expired |
| US6216014A | Communication system for managing safely and independently a plurality of applications by each user card and corresponding user card and management method | Emerging Cross-Sectional Technologies | 103 | Expired |
| US6151647A | Versatile interface smart card | Physics | 102 | Expired |
| US6452563B1 | Antenna arrangement in a metallic environment | Electricity | 95 | Expired |
| US6589119B1 | Data and value unit transfer system on slot machine network | Physics | 93 | Expired |
| US5767503A | Method for the manufacture of contact-free cards | Electricity | 89 | Expired |
| US6786418B1 | Smart card customizing system | Physics | 80 | Expired |
| US7409044B2 | Emergency call system and device | Electricity | 79 | Expired |
| US7458665B2 | Machine fluid supply assembly comprising keying means | Performing Operations; Transporting | 78 | Expired |
| US6226382A | Method for implementing a private-key communication protocol between two processing devices | Electricity | 77 | Expired |
| US6851607B2 | Secured method for monitoring the transfer of value units in a chip card gambling system | Physics | 68 | Expired |
| US6669096B1 | Smart card reader with microcontroller and security component | Physics | 63 | Expired |
| US7168065B1 | Method for monitoring program flow to verify execution of proper instructions by a processor | Physics | 55 | Expired |
| US6581122B1 | Smart card which operates with the USB protocol | Physics | 54 | Expired |
| US6957481B1 | Method for making contactless cards | Emerging Cross-Sectional Technologies | 43 | Expired |
| US6386459B1 | Contactless integrated-circuit card comprising inhibiting means | Physics | 42 | Expired |
| US7406332B1 | Radiotelephone terminal with chip card provided with browser | Electricity | 39 | Expired |
| US6060332A | Hybrid device with flush-mounted contacts for generating acoustic signals, and method for making same | Electricity | 39 | Expired |
| US6685097B1 | Smart card comprising a removable minicard and method for making same | Physics | 38 | Expired |
| US7003663B2 | Distribution of deployment information for remote applications | Electricity | 37 | Expired |
| US6539453B1 | Storage system including means for management of a memory with anti-attrition, and process of anti-attrition management of a memory | Physics | 37 | Expired |
| USD456414S1 | Connecting terminal for chip cards | General | 34 | Expired |
| US6677186B1 | Method for making an electronic device such as a contactless card | Electricity | 34 | Expired |
| US6448638B1 | Integrated circuit contact card, comprising a detachable minicard | Emerging Cross-Sectional Technologies | 34 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.