Jian Ren
20Patents
4h-index
17Co-inventors
60Inventor score
Filing activity: Nov 28, 1997 → Oct 9, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5900041A | Value metal recovery | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6708893B2 | Multiple-use smart card with security features and method | Physics | 6 | Expired |
| US9608803B2 | Method for defense against primary user emulation attacks in cognitive radio networks using advanced encryption | Electricity | 6 | Active |
| US6277290A | Process for recovering silver from photographic solutions | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7787619B2 | Method and apparatus for secure key management using multi-threshold secret sharing | Electricity | 3 | Active |
| US8259950B2 | Method for secure key management using multi-threshold secret sharing | Electricity | 2 | Active |
| US10833417B2 | Filtering dielectric resonator antennas including a loop feed structure for implementing radiation cancellation | Electricity | 2 | Active |
| US10230627B2 | Service path allocation method, router and service execution entity | Electricity | 1 | Active |
| US10599900B2 | Code scanning security check method and apparatus | Physics | 1 | Active |
| US10901693B2 | Cost-aware secure outsourcing | Physics | 0 | Active |
| US10755064B2 | Code scanning security check method and apparatus | Physics | 0 | Active |
| US6120194A | Photographic liquids effluent discharge | Chemistry; Metallurgy | 0 | Expired |
| US12309019B2 | Secure and energy efficient communication system for Nextgen wireless networks overcoming high peak-to-average power ratio and disguised jamming | Electricity | 0 | Active |
| US10911290B2 | Secure and efficient orthogonal frequency division multiplexing transmission system with disguised jamming | Electricity | 0 | Active |
| US10637508B2 | Optimal construction of regenerating code through rate-matching | Electricity | 0 | Active |
| US11050151B2 | Multi-band antenna | Electricity | 0 | Active |
| US10558832B2 | Code scanning security check method and apparatus | General | 0 | Revoked |
| US12118828B2 | Blockchain-based voting system | Electricity | 0 | Active |
| US11063357B2 | Dual-band antenna for global positioning system | Electricity | 0 | Active |
| US12299473B2 | Dependency injection with auto-serialization in multiple worker system | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.