Inventor
LIU JIANSONG
JP44 patents
⚠️ This page may combine multiple inventors who share the name “LIU JIANSONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SKYWORKS GLOBAL PTE LTD
22 patentsUS11082023B2Aug 3, 2021
Multi-layer raised frame in bulk acoustic wave device
SKYWORKS GLOBAL PTE LTD15 citations94
US12341486B2Jun 24, 2025
Multi-layer raised frame in bulk acoustic wave device
SKYWORKS GLOBAL PTE LTD5 citations86
US12267065B2Apr 1, 2025
Acoustic wave filter with overtone mode resonators
SKYWORKS GLOBAL PTE LTD5 citations85
US12021506B2Jun 25, 2024
Bulk acoustic wave resonators with patterned mass loading layers
SKYWORKS GLOBAL PTE LTD6 citations85
US11581869B2Feb 14, 2023
Bulk acoustic wave resonator with mass loading layer
SKYWORKS GLOBAL PTE LTD10 citations85
US11601113B2Mar 7, 2023
Bulk acoustic wave/film bulk acoustic wave resonator and filter for wide bandwidth applications
SKYWORKS GLOBAL PTE LTD7 citations84
US11967939B2Apr 23, 2024
Multi-layer raised frame in bulk acoustic wave device
SKYWORKS GLOBAL PTE LTD3 citations75
US12101077B2Sep 24, 2024
Bulk acoustic wave device with raised frame structure
SKYWORKS GLOBAL PTE LTD4 citations74
US12088278B2Sep 10, 2024
Bulk acoustic wave resonator with patterned mass loading layer and recessed frame
SKYWORKS GLOBAL PTE LTD3 citations74
US12028041B2Jul 2, 2024
Gradient raised frames n film bulk acoustic resonators
SKYWORKS GLOBAL PTE LTD4 citations74
US11677374B2Jun 13, 2023
Multiplexer with floating raised frame bulk acoustic wave device
SKYWORKS GLOBAL PTE LTD1 citations73
US11595018B2Feb 28, 2023
Film bulk acoustic resonator including recessed frame with scattering sides
SKYWORKS GLOBAL PTE LTD3 citations73
US11316494B2Apr 26, 2022
Bulk acoustic wave device with floating raised frame
SKYWORKS GLOBAL PTE LTD4 citations73
US12289097B2Apr 29, 2025
Acoustic wave filter with overtone mode resonator and fundamental mode resonator
SKYWORKS GLOBAL PTE LTD1 citations64
US12381529B2Aug 5, 2025
Methods of manufacturing bulk acoustic wave resonators with patterned mass loading layers
SKYWORKS GLOBAL PTE LTD0 citations62
US12368427B2Jul 22, 2025
Bulk acoustic wave resonators with patterned mass loading layers
SKYWORKS GLOBAL PTE LTD0 citations62
US12316296B2May 27, 2025
Methods related to gradient raised frames in film bulk acoustic resonators
SKYWORKS GLOBAL PTE LTD0 citations62
US12283937B2Apr 22, 2025
Bulk acoustic wave device with multi-gradient raised frame
SKYWORKS GLOBAL PTE LTD0 citations62
US12278611B2Apr 15, 2025
Multi-gradient raised frame in bulk acoustic wave device
SKYWORKS GLOBAL PTE LTD0 citations62
US12068736B2Aug 20, 2024
Multiplexer with floating raised frame bulk acoustic wave device
SKYWORKS GLOBAL PTE LTD0 citations62
US12483223B2Nov 25, 2025
Radio frequency acoustic device with laterally distributed reflectors
SKYWORKS GLOBAL PTE LTD0 citations52
US12580548B2Mar 17, 2026
Raised frame bulk acoustic wave devices
SKYWORKS GLOBAL PTE LTD0 citations51
SKYWORKS SOLUTIONS INC
12 patentsUS11165411B2Nov 2, 2021
Acoustic wave device with transverse spurious mode suppression
SKYWORKS SOLUTIONS INC15 citations94
US11962283B2Apr 16, 2024
Piston mode lamb wave resonators
SKYWORKS SOLUTIONS INC6 citations86
US11522514B2Dec 6, 2022
Piston mode Lamb wave resonators
SKYWORKS SOLUTIONS INC12 citations86
US10873313B2Dec 22, 2020
Piston mode lamb wave resonators
SKYWORKS SOLUTIONS INC10 citations84
US12255624B2Mar 18, 2025
Bulk acoustic wave resonator having multiple resonant frequencies
SKYWORKS SOLUTIONS INC2 citations75
US11990892B2May 21, 2024
Acoustic wave device with transverse spurious mode suppression
SKYWORKS SOLUTIONS INC3 citations74
US12278619B2Apr 15, 2025
Filter with bulk acoustic wave device having raised frame structure
SKYWORKS SOLUTIONS INC1 citations64
US12592678B2Mar 31, 2026
Acoustic wave device with transverse spurious mode suppression
SKYWORKS SOLUTIONS INC0 citations62
US12431862B2Sep 30, 2025
Acoustic wave device having multiple piezoelectric layers between electrodes
SKYWORKS SOLUTIONS INC0 citations62
US12388416B2Aug 12, 2025
Filters with bulk acoustic wave devices
SKYWORKS SOLUTIONS INC0 citations62
US12255623B2Mar 18, 2025
Bulk acoustic wave resonator having multiple anti-resonant frequencies
SKYWORKS SOLUTIONS INC0 citations62
US12542535B2Feb 3, 2026
Acoustic wave filter with different types of resonators in acoustic filter component and/or multiplexer
SKYWORKS SOLUTIONS INC0 citations52
TAIYO YUDEN KK
8 patentsUS10790799B2Sep 29, 2020
Piezoelectric thin film resonator, filter, and multiplexer
TAIYO YUDEN KK3 citations73
US10680576B2Jun 9, 2020
Piezoelectric thin film resonator, filter, and duplexer
TAIYO YUDEN KK3 citations73
US10432166B2Oct 1, 2019
Piezoelectric thin film resonator, filter, and multiplexer
TAIYO YUDEN KK5 citations73
US10205432B2Feb 12, 2019
Piezoelectric thin film resonator, filter, and duplexer
TAIYO YUDEN KK4 citations73
US9166557B2Oct 20, 2015
Piezoelectric thin film resonator and filter
TAIYO YUDEN KK4 citations73
US10469049B2Nov 5, 2019
Piezoelectric thin film resonator, filter, and duplexer
TAIYO YUDEN KK3 citations72
US10910547B2Feb 2, 2021
Piezoelectric thin film resonator, filter, and multiplexer
TAIYO YUDEN KK1 citations63
US11228299B2Jan 18, 2022
Piezoelectric thin film resonator with insertion film, filter, and multiplexer
TAIYO YUDEN KK0 citations52