Robert Leydier
28Patents
11h-index
16Co-inventors
72Inventor score
Filing activity: Jun 25, 1987 → Aug 7, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8266451B2 | Voice activated smart card | Physics | 226 | Active |
| US6439464B1 | Dual mode smart card and associated methods | Physics | 156 | Expired |
| US6883715B1 | Multi-mode smart card, system and associated methods | Physics | 84 | Expired |
| US6543690B2 | Method and apparatus for communicating with a host | Physics | 83 | Expired |
| US6343364B1 | Method and device for local clock generation using universal serial bus downstream received signals DP and DM | Electricity | 41 | Expired |
| US6694399B1 | Method and device for universal serial bus smart card traffic signaling | Physics | 21 | Expired |
| US4924412A | Integrated poly-phase power meter | Physics | 18 | Expired |
| US6217685A | Method for inserting an electronic module in a card body with electronic memory | Electricity | 17 | Expired |
| US7656979B2 | Data communication device | Electricity | 14 | Active |
| US6490646B1 | Integrated circuit device made secure by means of additional bus lines | Physics | 13 | Expired |
| US6848619B1 | Micro-controller protected against current attacks | Electricity | 11 | Expired |
| US4926131A | Triangle waveform generator for pulse-width amplitude multiplier | Electricity | 10 | Expired |
| US4786877A | Amplifier for voltage or current to frequency converter | Electricity | 8 | Expired |
| US8412873B2 | USB bridge | Physics | 7 | Active |
| US5081437A | Semiconductor pressure sensor | Physics | 6 | Expired |
| US7120813B2 | Method and apparatus for clock synthesis using universal serial bus downstream received signals | Physics | 6 | Expired |
| US7685328B2 | Generic universal serial bus device operable at low and full speed and adapted for use in a smart card device | Physics | 5 | Active |
| US5223444A | Method for making a pressure sensor of the semiconductor-on-insulator type | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6695214B1 | Device with integrated circuit made secure by attenuation of electric signatures | Electricity | 5 | Expired |
| US6576991B1 | Device with integrated circuit protected against attacks made by the controlled destruction of an additional layer | Electricity | 4 | Expired |
| US8804482B2 | Bidirectional communication | Electricity | 3 | Active |
| US8138566B1 | Integrated circuit chip made secure against the action of electromagnetic radiation | Electricity | 2 | Expired |
| US9325486B2 | Bidirectional communication | Electricity | 1 | Active |
| US7958175B2 | Method and device for generating a random number in a USB (universal serial bus) peripheral | Physics | 1 | Active |
| US7282104B2 | Method of fixing a sealing object to a base object | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.