Inventor
MA CHANGBAO
US17 patents
⚠️ This page may combine multiple inventors who share the name “MA CHANGBAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
3M INNOVATIVE PROPERTIES COMPANY
9 patentsUS11592622B2Feb 28, 2023
Light coupling element and assembly
3M INNOVATIVE PROPERTIES COMPANY2 citations73
US11906786B2Feb 20, 2024
Light coupling element and assembly
3M INNOVATIVE PROPERTIES COMPANY0 citations62
US11880072B2Jan 23, 2024
Optical ferrules with waveguide inaccessible space
3M INNOVATIVE PROPERTIES COMPANY0 citations62
US11914196B2Feb 27, 2024
Optical ferrule assemblies
3M INNOVATIVE PROPERTIES COMPANY0 citations52
US12124089B2Oct 22, 2024
Optical connector assembly
3M INNOVATIVE PROPERTIES COMPANY0 citations51
US12038617B2Jul 16, 2024
Optical transceiver module
3M INNOVATIVE PROPERTIES COMPANY0 citations51
US11977261B2May 7, 2024
Optical connector assembly
3M INNOVATIVE PROPERTIES COMPANY0 citations51
US12210194B2Jan 28, 2025
Expanded beam optical ferrules
3M INNOVATIVE PROPERTIES COMPANY0 citations50
US11906793B2Feb 20, 2024
Optical connector assembly
3M INNOVATIVE PROPERTIES COMPANY0 citations50
3M INNOVATIVE PROPERTIES CO
4 patentsUS11402586B2Aug 2, 2022
Light coupling element and assembly
3M INNOVATIVE PROPERTIES CO4 citations73
US11307362B2Apr 19, 2022
Optical ferrules with waveguide inaccessible space
3M INNOVATIVE PROPERTIES CO2 citations73
US10989881B2Apr 27, 2021
Optical connectors for light-turning ferrules
3M INNOVATIVE PROPERTIES CO2 citations71
US11237340B2Feb 1, 2022
Optical connectors and optical ferrules
3M INNOVATIVE PROPERTIES CO1 citations61