Inventor
CHANG SHELDON
US49 patents
⚠️ This page may combine multiple inventors who share the name “CHANG SHELDON”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SNAP INC
46 patentsUS10893055B2Jan 12, 2021
Geo-fence authorization provisioning
SNAP INC32 citations98
US10616239B2Apr 7, 2020
Geo-fence authorization provisioning
SNAP INC37 citations98
US9754355B2Sep 5, 2017
Object recognition based photo filters
SNAP INC31 citations98
US11627141B2Apr 11, 2023
Geo-fence authorization provisioning
SNAP INC12 citations94
US11216869B2Jan 4, 2022
User interface to augment an image using geolocation
SNAP INC20 citations94
US10824654B2Nov 3, 2020
Geolocation-based pictographs
SNAP INC14 citations94
US10726603B1Jul 28, 2020
Animated expressive icon
SNAP INC15 citations94
US10285001B2May 7, 2019
Generation, curation, and presentation of media collections
SNAP INC21 citations94
US10133918B1Nov 20, 2018
Generating a mood log based on user images
SNAP INC29 citations94
US10061977B1Aug 28, 2018
Determining a mood for a group
SNAP INC31 citations94
US9978125B1May 22, 2018
Generating and distributing image filters
SNAP INC18 citations94
US10203855B2Feb 12, 2019
Customized user-controlled media overlays
SNAP INC13 citations93
US11902287B2Feb 13, 2024
Geo-fence authorization provisioning
SNAP INC7 citations86
US11688119B2Jun 27, 2023
Animated expressive icon
SNAP INC4 citations86
US11397517B2Jul 26, 2022
Customized media overlays
SNAP INC5 citations84
US11301671B1Apr 12, 2022
Determining a mood for a group
SNAP INC4 citations84
US11301960B2Apr 12, 2022
Object recognition based image filters
SNAP INC4 citations84
US11281701B2Mar 22, 2022
Geolocation-based pictographs
SNAP INC5 citations84
US11120601B2Sep 14, 2021
Animated expressive icon
SNAP INC4 citations84
US11023514B2Jun 1, 2021
Methods and systems for generation, curation, and presentation of media collections
SNAP INC6 citations84
US10834525B2Nov 10, 2020
Generation, curation, and presentation of media collections
SNAP INC5 citations84
US10754525B1Aug 25, 2020
Customized media overlays
SNAP INC5 citations84
US10679389B2Jun 9, 2020
Methods and systems for generation, curation, and presentation of media collections
SNAP INC10 citations84
US10496875B1Dec 3, 2019
Determining a mood for a group
SNAP INC8 citations84
US10380720B1Aug 13, 2019
Location-based image filters
SNAP INC3 citations84
US10157449B1Dec 18, 2018
Geo-location-based image filters
SNAP INC8 citations84
US12231437B2Feb 18, 2025
Geo-fence authorization provisioning
SNAP INC1 citations75
US11860959B1Jan 2, 2024
Ranking notifications in a social network feed
SNAP INC3 citations74
US11880923B2Jan 23, 2024
Animated expressive icon
SNAP INC1 citations73
US11741136B2Aug 29, 2023
Geolocation-based pictographs
SNAP INC3 citations73
US11734342B2Aug 22, 2023
Object recognition based image overlays
SNAP INC1 citations73
US11710323B2Jul 25, 2023
Determining a mood for a group
SNAP INC3 citations73
US11671664B2Jun 6, 2023
Media collection generation and privacy mechanisms
SNAP INC1 citations73
US11611846B2Mar 21, 2023
Generation, curation, and presentation of media collections
SNAP INC1 citations73
US11468618B2Oct 11, 2022
Animated expressive icon
SNAP INC2 citations73
US11202124B2Dec 14, 2021
Media collection generation and privacy mechanisms
SNAP INC2 citations73
US11197123B2Dec 7, 2021
Generation, curation, and presentation of media collections
SNAP INC3 citations73
US10936858B1Mar 2, 2021
Generating a mood log based on user images
SNAP INC3 citations73
US12400389B2Aug 26, 2025
Animated expressive icon
SNAP INC0 citations63
US12243318B2Mar 4, 2025
Determining a mood for a group
SNAP INC0 citations63
US12099707B2Sep 24, 2024
Customized media overlays
SNAP INC0 citations63
US12393977B2Aug 19, 2025
User interface to augment an image using geolocation
SNAP INC0 citations62
US12289495B2Apr 29, 2025
Media collection generation and privacy mechanisms
SNAP INC0 citations62
US12248506B2Mar 11, 2025
Generation, curation, and presentation of media collections
SNAP INC0 citations62
US12056182B2Aug 6, 2024
Object recognition based image overlays
SNAP INC0 citations62
US11889381B2Jan 30, 2024
Generation, curation, and presentation of media collections
SNAP INC0 citations62