Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Inventors
Shannon L. Siefken
Woodbury, MN
US
3 patents
3 Patents
US12572044
2026
Display System
3M INNOVATIVE PROPERTIES COMPANY
0 cites
US11927855
2024
Display System
0 cites
US11585966
2023
Multiplexing Backlight with Asymmetric Turning Film
3M INNOVATIVE PROPERTIES COMPANY
0 cites