Gemplus Card International
112Patents
0Active
112Granted
44Portfolio score
Filing activity: Oct 21, 1988 → Oct 26, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5915226A | Prepaid smart card in a GSM based wireless telephone network and method for operating prepaid cards | Electricity | 241 | Expired |
| US5901303A | Smart cards, systems using smart cards and methods of operating said cards in systems | Physics | 231 | Expired |
| US5563400A | Multi-applications portable card for personal computer | Emerging Cross-Sectional Technologies | 229 | Expired |
| US5191193A | System of payment or information transfer by money card with electronic memory | Physics | 210 | Expired |
| US5473690A | Secured method for loading a plurality of applications into a microprocessor memory card | Physics | 209 | Expired |
| US5598032A | Hybrid chip card capable of both contact and contact-free operation and having antenna contacts situated in a cavity for an electronic module | Electricity | 205 | Expired |
| US5574309A | Integrated circuit card comprising means for the protection of the integrated circuit | Electricity | 186 | Expired |
| US5825882A | Encryption and authentication method and circuit for synchronous smart card | Physics | 156 | Expired |
| US5375037A | Memory card having a recessed portion with contacts connected to an access card | Physics | 142 | Expired |
| US5690773A | Method for the manufacture of a contact-free or hybrid card | Emerging Cross-Sectional Technologies | 130 | Expired |
| US5688056A | Method for controlling a printer in order to obtain postages | Physics | 124 | Expired |
| US5500517A | Apparatus and method for data transfer between stand alone integrated circuit smart card terminal and remote computer of system operator | Physics | 112 | Expired |
| US5625695A | Process for generating DSA signatures with low-cost portable apparatuses | Electricity | 108 | Expired |
| US5264689A | Rechargeable prepaid memory card with both unit and page counters | Physics | 105 | Expired |
| US5580310A | Games machine with mechanical counters as laid down by regulations, and with electronic payment mechanism | Physics | 104 | Expired |
| US5671525A | Method of manufacturing a hybrid chip card | Emerging Cross-Sectional Technologies | 104 | Expired |
| US4990759A | Chip card structure | Electricity | 98 | Expired |
| US5569879A | Integrated circuit micromodule obtained by the continuous assembly of patterned strips | Emerging Cross-Sectional Technologies | 97 | Expired |
| US5486687A | Memory card having a recessed portion with contacts connected to an access card | Physics | 96 | Expired |
| USD328599S | Connecting terminal for chip cards | General | 95 | Expired |
| US5850447A | Secured system of remote participation in interactive games with verification of the chronology of events | Human Necessities | 85 | Expired |
| US5479637A | Method and device for updating information elements in a memory | Physics | 83 | Expired |
| USD327883S | Connecting terminal for chip cards | General | 82 | Expired |
| US5558449A | Simultaneous two-face printing machine | Performing Operations; Transporting | 82 | Expired |
| US5212369A | Method of loading applications programs into a memory card reader having a microprocessor, and a system for implementing the method | Physics | 74 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.