Methods, apparatus, and articles of manufacture to encode auxiliary data into relational… Grant US-11106765-B2 United States of America 31 Aug 2021
Secure storage and access to sensitive data Grant US-10853515-B2 United States of America 01 Dec 2020
Watermarking of structured results and watermark generation Grant US-8788507-B1 United States of America 22 Jul 2014