Rushmi U. Malaviarachchi
14Patents
7h-index
44Co-inventors
62Inventor score
Filing activity: Feb 11, 2003 → Aug 26, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8059820B2 | Multi-factor content protection | Electricity | 68 | Active |
| US7318236B2 | Tying a digital license to a user and tying the user to multiple computing devices in a digital rights management (DRM) system | Electricity | 39 | Expired |
| US7577999B2 | Publishing digital content within a defined universe such as an organization in accordance with a digital rights management (DRM) system | Physics | 33 | Expired |
| US7543140B2 | Revocation of a certificate and exclusion of other principals in a digital rights management (DRM) system based on a revocation list from a delegated revocation authority | Electricity | 26 | Expired |
| US8156538B2 | Distribution of information protection policies to client machines | Physics | 13 | Active |
| US7370212B2 | Issuing a publisher use license off-line in a digital rights management (DRM) system | Electricity | 9 | Expired |
| US8141129B2 | Centrally accessible policy repository | Physics | 9 | Active |
| US7376975B2 | Enhancing digital rights management system security through policy enforcement | Electricity | 7 | Expired |
| US8646027B2 | Workflow based authorization for content access | Physics | 5 | Active |
| US8819437B2 | Cryptographic device that binds an additional authentication factor to multiple identities | Electricity | 5 | Active |
| US8341720B2 | Information protection applied by an intermediary device | Electricity | 2 | Active |
| US7882035B2 | Pre-performing operations for accessing protected content | Emerging Cross-Sectional Technologies | 2 | Active |
| US8719171B2 | Issuing a publisher use license off-line in a digital rights management (DRM) system | Electricity | 1 | Active |
| US9264232B2 | Cryptographic device that binds an additional authentication factor to multiple identities | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.