Rushmi U Malaviarachchi

This inventor holds 14 USPTO granted patents, plus 1 CIPO patent and 3 EPO patents, primarily in Digital Rights Management. Top assignee: Microsoft Technology Licensing, LLC. Active years: 2008-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Rushmi U Malaviarachchi. Retrieved from https://idiyas.com/inventor/rushmi-u-malaviarachchi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 14

% Patents Active = 64.3

CIPO Patents = 1

EPO Patents = 3 (Patent Applications = 2)

Average Co-Inventor Count = 5.5

ph-index = 7

Forward Citations = 217(Granted Patents)

Location History:

Bellevue, WA (US) (2008 - 2014)
Redmond, WA (US) (2008 - 2016)

Company Filing History:

14 out of 56,360

Microsoft Technology Licensing, LLC

patents

Years Active: 2008-2016

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Areas of Expertise:

Cryptographic Device

Authentication Factor

Content Access

Information Protection

Policy Repository

Multi-Factor Protection

Digital License

Revocation Authority

Policy Enforcement

Publisher Use License

Digital Content

DRM System

14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9264232 - Cryptographic device that binds an additional authentication factor to multiple identities (2016-02-16),

2. 8819437 - Cryptographic device that binds an additional authentication factor to multiple identities (2014-08-26),

3. 8719171 - Issuing a publisher use license off-line in a digital rights management (DRM) system (2014-05-06),

4. 8646027 - Workflow based authorization for content access (2014-02-04),

5. 8341720 - Information protection applied by an intermediary device (2012-12-25),

6. 8156538 - Distribution of information protection policies to client machines (2012-04-10),

7. 8141129 - Centrally accessible policy repository (2012-03-20),

8. 8059820 - Multi-factor content protection (2011-11-15),

9. 7882035 - Pre-performing operations for accessing protected content (2011-02-01),

10. 7577999 - Publishing digital content within a defined universe such as an organization in accordance with a digital rights management (DRM) system (2009-08-18),

11. 7543140 - 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 (2009-06-02),

12. 7376975 - Enhancing digital rights management system security through policy enforcement (2008-05-20),

13. 7370212 - Issuing a publisher use license off-line in a digital rights management (DRM) system (2008-05-06),

14. 7318236 - Tying a digital license to a user and tying the user to multiple computing devices in a digital rights management (DRM) system (2008-01-08),

Title: Rushmi U Malaviarachchi: Innovator in Cryptographic Technology

Introduction

Rushmi U Malaviarachchi is a prominent inventor based in Redmond, WA (US). She has made significant contributions to the field of cryptography, holding a total of 14 patents. Her work focuses on enhancing security measures through innovative methods and devices.

Latest Patents

One of her latest patents is a cryptographic device that binds an additional authentication factor to multiple identities. This invention involves generating a pseudonym for a security artifact, which serves as a unique identifier for the service provider. The pseudonym is not used to identify the security artifact to other service providers, ensuring that it uniquely identifies the artifact even when a user has multiple security artifacts for authentication. This method enhances user account security by binding the pseudonym with the user account at the service provider.

Career Highlights

Rushmi currently works at Microsoft Technology Licensing, LLC, where she continues to develop innovative solutions in the realm of technology and security. Her expertise in cryptographic devices has positioned her as a key player in the industry.

Collaborations

Throughout her career, Rushmi has collaborated with notable colleagues, including Steve Bourne and Charles F Rose. These partnerships have contributed to her success and the advancement of her projects.

Conclusion

Rushmi U Malaviarachchi is a trailblazer in the field of cryptography, with a focus on enhancing security through innovative methods. Her contributions are shaping the future of technology and user authentication.

Profile summary based on public USPTO records.