Inventor
HUNACEK DIDIER
CH33 patents
⚠️ This page may combine multiple inventors who share the name “HUNACEK DIDIER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NAGRAVISION SA
26 patentsUS11018847B2May 25, 2021
Device keys protection
NAGRAVISION SA2 citations73
US10205588B2Feb 12, 2019
Device keys protection
NAGRAVISION SA4 citations73
US11070863B2Jul 20, 2021
Method and system to share a snapshot extracted from a video transmission
NAGRAVISION SA2 citations72
US10700857B2Jun 30, 2020
Secure programming of secret data
NAGRAVISION SA2 citations72
US9571899B2Feb 14, 2017
Method for watermarking media content and system for implementing this method
NAGRAVISION SA4 citations72
US11985236B2May 14, 2024
Cryptographic key configuration using physical unclonable function
NAGRAVISION SA1 citations62
US11451846B2Sep 20, 2022
Pre-entitlement enforcement
NAGRAVISION SA0 citations62
US11451543B2Sep 20, 2022
Securing digital data transmission in a communication network
NAGRAVISION SA0 citations62
US11374933B2Jun 28, 2022
Securing digital data transmission in a communication network
NAGRAVISION SA0 citations62
US11363351B2Jun 14, 2022
Embedding watermarking data
NAGRAVISION SA0 citations62
US11076186B2Jul 27, 2021
Pre-entitlement enforcement
NAGRAVISION SA0 citations62
US11671637B2Jun 6, 2023
Content protection
NAGRAVISION SA0 citations61
US11528523B2Dec 13, 2022
Method and system to share a snapshot extracted from a video transmission
NAGRAVISION SA0 citations61
US11310061B2Apr 19, 2022
Capability revocation in a content consumption device
NAGRAVISION SA0 citations61
US9363482B2Jun 7, 2016
Method to enforce watermarking instructions in a receiving device
NAGRAVISION SA2 citations61
US10931983B2Feb 23, 2021
Content protection
NAGRAVISION SA0 citations59
US10721544B2Jul 21, 2020
Embedding watermarking data
NAGRAVISION SA0 citations51
US10609028B2Mar 31, 2020
Securing digital data transmission in a communication network
NAGRAVISION SA0 citations51
US9986308B2May 29, 2018
Method and device to embed watermark in uncompressed video data
NAGRAVISION SA0 citations51
US9794646B2Oct 17, 2017
Method and device to embed watermark in uncompressed video data
NAGRAVISION SA0 citations51
US9602890B2Mar 21, 2017
Method and device to embed watermark in uncompressed video data
NAGRAVISION SA0 citations51
US9563769B2Feb 7, 2017
System and method for secure loading data in a cache memory
NAGRAVISION SA1 citations51
US10015564B2Jul 3, 2018
Method to watermark a compressed content encrypted by at least one content key
NAGRAVISION SA1 citations50
US9729941B2Aug 8, 2017
Method to watermark a compressed content encrypted by at least one content key
NAGRAVISION SA0 citations50
US11436350B2Sep 6, 2022
Protecting media content
NAGRAVISION SA0 citations48
US10075770B2Sep 11, 2018
Method for protecting decryption keys in a decoder and decoder for implementing said method
NAGRAVISION SA0 citations40
NAGRAVISION SARL
6 patentsUS12549786B2Feb 10, 2026
Content protection
NAGRAVISION SARL0 citations61
US12200279B2Jan 14, 2025
Content protection
NAGRAVISION SARL0 citations61
US11943491B2Mar 26, 2024
Content protection
NAGRAVISION SARL0 citations61
US11853465B2Dec 26, 2023
Securing data stored in a memory of an IoT device during a low power mode
NAGRAVISION SARL0 citations61
US11586776B2Feb 21, 2023
Securing data stored in a memory of an IoT device during a low power mode
NAGRAVISION SARL0 citations61
US12574228B2Mar 10, 2026
Device for generating at least one cryptographic key, corresponding methods and computer program products
NAGRAVISION SARL0 citations51