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For the Inventor, By the Inventor

Cupertino, CA, United States of America

Digital Keystone, Inc.

Calculating rank
USPTO Granted Patents = 18

% Expired Patents = 27.8

Trademarks = 1

Forward Citations = 101

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4 inventors (with patents filed for the assignee):

goldMedal Luc Vantalon (18 out of 21 patents)

silverMedal Paolo L Siccardo (17 out of 26 patents)

bronzeMedal Hervé Brelay (1 out of 2 patents)

4.  Yann Poupet (1 out of 1 patent)


18 patents:

1. 10812846 - Methods and apparatuses for a caching recommendation engine (2020-10-20),
2. 10743037 - Methods and apparatuses for a private media engine (2020-08-11),
3. 9942578 - Methods and apparatuses for a distributed live-on-demand (LOD) origin (2018-04-10),
4. 9819972 - Methods and apparatuses for a distributed live-on-demand (LOD) origin (2017-11-14),
5. 9124941 - Distributed TV access system (2015-09-01),
6. 8677392 - Distributed TV access system (2014-03-18),
7. 8667304 - Methods and apparatuses for secondary conditional access server (2014-03-04),
8. 8656424 - Distributed TV access system (2014-02-18),
9. 8610827 - Direct IPTV distribution (2013-12-17),
10. 8543724 - Methods and apparatuses for a projected PVR experience (2013-09-24),
11. 8490127 - Distributed TV access system (2013-07-16),
12. 8474054 - Systems and methods for conditional access and digital rights management (2013-06-25),
13. 8291236 - Methods and apparatuses for secondary conditional access server (2012-10-16),
14. 8151110 - Methods and apparatuses for configuring products (2012-04-03),
15. 8151108 - Methods for establishing a secure channel of communications to enable switched video service on a host media server (2012-04-03),
Company Overview
Digital Keystone, Inc. is a technology company based in Cupertino, California, specializing in advanced digital solutions. The organization focuses on developing innovative software and hardware products that enhance connectivity and data management across various platforms. With a commitment to research and development, Digital Keystone aims to address challenges in cloud computing, IoT, and data analytics, positioning itself as a key player in the evolving tech landscape. Its solutions cater to a diverse range of industries, driving efficiency and transformation.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

Digital Keystone, Inc. USPTO Patent Assignee Logo
18 Patents

#45 in Cupertino, CA

#4,299 in California

#17,988 in US

#34,283 in the World

Cupertino, CA (US)
Cupertino, CA, United States of America

Digital Keystone, Inc.

Forward Citations = 101

4 inventors:

goldMedal Luc Vantalon (18 out of 21 patents)

silverMedal Paolo L Siccardo (17 out of 26 patents)

bronzeMedal Hervé Brelay (1 out of 2 patents)

4.  Yann Poupet (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Digital Keystone, Inc.. Retrieved from https://idiyas.com/company/digital-keystone

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

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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