Eddy Lodewijk Hortensia Van De Velde
23Patents
5h-index
15Co-inventors
62Inventor score
Filing activity: Jul 28, 2003 → Jul 3, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7424977B2 | Method and system for conducting contactless payment card transactions | Physics | 218 | Active |
| US8439271B2 | Method and system using a bitmap for passing contactless payment card transaction variables in standardized data formats | Electricity | 210 | Active |
| US8196818B2 | Apparatus and method for integrated payment and electronic merchandise transfer | Physics | 22 | Active |
| US8370258B2 | Apparatus, method, and computer program product for recovering torn smart payment device transactions | Physics | 13 | Active |
| US7717346B2 | Collision detection and avoidance scheme for contactless card payment systems | Physics | 10 | Active |
| US7775445B2 | Reference equipment for testing contactless payment devices | Physics | 5 | Active |
| US7669772B2 | Method and system using a bitmap for passing contactless payment card transaction variables in standardized data formats | Physics | 5 | Expired |
| US7792759B2 | Methods for performing transactions in a wireless environment | Physics | 4 | Active |
| US7431217B2 | Reference equipment for testing contactless payment devices | Physics | 4 | Expired |
| US8960540B2 | Methods and systems for merchant selection of network routing | Physics | 3 | Active |
| US7866552B2 | Method and system using a bitmap for passing contactless payment card transaction variables in standardized data formats | Physics | 2 | Active |
| US7422157B2 | Payment card signal characterization methods and circuits | Physics | 2 | Expired |
| US8442796B2 | Method and system for simulating a proximity-based transaction device | Physics | 2 | Active |
| US9038914B2 | Method and system for simulating a proximity-based transaction device | Physics | 1 | Active |
| US11470659B2 | Contactless communication session initiation between devices | Electricity | 1 | Active |
| US11922428B2 | Security for contactless transactions | Electricity | 1 | Active |
| US11823184B2 | Method and system for issuer-defined prompts and data collection | Physics | 0 | Active |
| US10181121B2 | Apparatus, method, and computer program product for recovering torn smart payment device transactions | Physics | 0 | Active |
| US11704649B2 | Contactless payment relay attack protection | Physics | 0 | Active |
| US7520435B2 | Contactless payment card reader with a frusto-conical operating volume | Physics | 0 | Active |
| US11151560B2 | Method and system for issuer-defined prompts and data collection | Physics | 0 | Active |
| US11392957B2 | User verification for credential device | Electricity | 0 | Active |
| US11379849B2 | Security for contactless transactions | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.