Inventor
SPRAGUE MICHAEL
US33 patents
⚠️ This page may combine multiple inventors who share the name “SPRAGUE MICHAEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ESW HOLDINGS INC
16 patentsUS11132464B2Sep 28, 2021
Security systems and methods for encoding and decoding content
ESW HOLDINGS INC6 citations83
US9990516B2Jun 5, 2018
Security systems and methods for social networking
ESW HOLDINGS INC4 citations83
US9977921B2May 22, 2018
Security systems and methods for encoding and decoding digital content
ESW HOLDINGS INC12 citations83
US11741264B2Aug 29, 2023
Security systems and methods for social networking
ESW HOLDINGS INC2 citations72
US10659439B2May 19, 2020
Device identification scoring
ESW HOLDINGS INC3 citations72
US12536334B2Jan 27, 2026
Security systems and methods for encoding and decoding content
ESW HOLDINGS INC0 citations62
US12333052B2Jun 17, 2025
Security systems and methods for social networking
ESW HOLDINGS INC0 citations62
US12058114B2Aug 6, 2024
Device identification scoring
ESW HOLDINGS INC0 citations62
US11775686B2Oct 3, 2023
Security systems and methods for encoding and decoding content
ESW HOLDINGS INC0 citations62
US11244074B2Feb 8, 2022
Security systems and methods for social networking
ESW HOLDINGS INC0 citations62
US11159501B2Oct 26, 2021
Device identification scoring
ESW HOLDINGS INC0 citations62
US11132463B2Sep 28, 2021
Security systems and methods for encoding and decoding digital content
ESW HOLDINGS INC0 citations62
US10607029B2Mar 31, 2020
Security systems and methods for encoding and decoding content
ESW HOLDINGS INC0 citations51
US10552636B2Feb 4, 2020
Security systems and methods for encoding and decoding digital content
ESW HOLDINGS INC0 citations51
US10331908B2Jun 25, 2019
Security systems and methods for social networking
ESW HOLDINGS INC0 citations51
US9946898B2Apr 17, 2018
Security systems and methods for encoding and decoding digital content
ESW HOLDINGS INC0 citations51
POPDUST INC
7 patentsUS10937041B2Mar 2, 2021
Forward context browsing
POPDUST INC2 citations69
US11671509B2Jun 6, 2023
Anonymous eCommerce behavior tracking
POPDUST INC3 citations67
US12548037B2Feb 10, 2026
Forward context browsing
POPDUST INC0 citations59
US11727436B2Aug 15, 2023
Browser proof of work
POPDUST INC0 citations59
US11507964B2Nov 22, 2022
Forward context browsing
POPDUST INC1 citations59
US11120469B2Sep 14, 2021
Browser proof of work
POPDUST INC1 citations59
US12160486B2Dec 3, 2024
Anonymous eCommerce behavior tracking
POPDUST INC0 citations56
SPRAGUE STEVEN
3 patentsUS9015857B2Apr 21, 2015
Security systems and methods for encoding and decoding digital content
SPRAGUE STEVEN17 citations91
US9047489B2Jun 2, 2015
Security systems and methods for social networking
SPRAGUE STEVEN4 citations82
US9043866B2May 26, 2015
Security systems and methods for encoding and decoding digital content
SPRAGUE STEVEN5 citations82