Inventor
Rushmi U. Malaviarachchi
Inventor
Redmond, WA, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication34%
G06FElectric digital data processing28%
B01DSeparation6%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%
C02FTreatment of water, waste water, sewage, or sludge6%
F21KNon-electric light sources using luminescence6%
A61BDiagnosis3%
B62KCycles3%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
PatentTitleYear
9,264,232'Cryptographic device that binds an additional authentication factor to multiple identities'20168,819,437'Cryptographic device that binds an additional authentication factor to multiple identities'20148,719,171'Issuing a publisher use license off-line in a digital rights management (DRM) system'20148,646,027'Workflow based authorization for content access'20148,341,720'Information protection applied by an intermediary device'20128,156,538'Distribution of information protection policies to client machines'20128,141,129'Centrally accessible policy repository'20128,059,820'Multi-factor content protection'20117,882,035'Pre-performing operations for accessing protected content'20117,577,999'Publishing digital content within a defined universe such as an organization in accordance with a digital rights management (DRM) system'20097,543,140'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'20097,376,975'Enhancing digital rights management system security through policy enforcement'20087,370,212'Issuing a publisher use license off-line in a digital rights management (DRM) system'20087,318,236'Tying a digital license to a user and tying the user to multiple computing devices in a digital rights management (DRM) system'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008–2016Patents assigned to MICROSOFT CORP (14)· patent assignee history
2008–2016Based in Redmond, WA, US· patent location history
2008–2014Based in Bellevue, WA, US· patent location history
2011–2014Patents assigned to MALAVIARACHCHI RUSHMI U (6)· patent assignee history
2012–2014Patents assigned to COTTRILLE SCOTT C (3)· patent assignee history
2012Patents assigned to KOSTAL GREGORY (2)· patent assignee history
2012–2014Patents assigned to PARAMBIR KUMAR B (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MICROSOFT CORP | 14 | 2008–2016 |
| MALAVIARACHCHI RUSHMI Uself | 6 | 2011–2014 |
| COTTRILLE SCOTT C | 3 | 2012–2014 |
| KOSTAL GREGORY | 2 | 2012 |
| PARAMBIR KUMAR B | 2 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Redmond, Washington, US | 9 | 2008–2016 |
| Bellevue, Washington, US | 5 | 2008–2014 |