Inventor
TOKUDA DAISUKE
JP30 patents
⚠️ This page may combine multiple inventors who share the name “TOKUDA DAISUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MURATA MANUFACTURING CO
29 patentsUS9508669B2Nov 29, 2016
Semiconductor device
MURATA MANUFACTURING CO5 citations83
US11664571B2May 30, 2023
Coupler module
MURATA MANUFACTURING CO2 citations72
US10964996B2Mar 30, 2021
Bidirectional coupler
MURATA MANUFACTURING CO6 citations72
US10559547B2Feb 11, 2020
Semiconductor chip
MURATA MANUFACTURING CO2 citations72
US10388623B2Aug 20, 2019
Semiconductor device
MURATA MANUFACTURING CO3 citations72
US9991217B2Jun 5, 2018
Semiconductor device
MURATA MANUFACTURING CO3 citations72
US11509034B2Nov 22, 2022
Directional coupler
MURATA MANUFACTURING CO4 citations71
US12542342B2Feb 3, 2026
Directional coupler
MURATA MANUFACTURING CO0 citations62
US12451581B2Oct 21, 2025
Directional coupler having a main line and sub-lines, where a switching circuit is connected in parallel to a sub-line to provide a shorted state or an open state
MURATA MANUFACTURING CO0 citations62
US12272853B2Apr 8, 2025
Directional coupler
MURATA MANUFACTURING CO0 citations62
US12051843B2Jul 30, 2024
Directional coupler
MURATA MANUFACTURING CO0 citations62
US11894597B2Feb 6, 2024
Directional coupler and electronic component module
MURATA MANUFACTURING CO1 citations62
US11699983B2Jul 11, 2023
Directional coupler
MURATA MANUFACTURING CO0 citations62
US11335987B2May 17, 2022
Directional coupler
MURATA MANUFACTURING CO0 citations62
US11309617B2Apr 19, 2022
Directional coupler
MURATA MANUFACTURING CO0 citations62
US12368224B2Jul 22, 2025
Directional coupler
MURATA MANUFACTURING CO0 citations61
US11532736B2Dec 20, 2022
Semiconductor device
MURATA MANUFACTURING CO0 citations61
US11456517B2Sep 27, 2022
Directional coupler
MURATA MANUFACTURING CO1 citations61
US10978579B2Apr 13, 2021
Semiconductor device
MURATA MANUFACTURING CO0 citations61
US8803633B2Aug 12, 2014
Directional coupler
MURATA MANUFACTURING CO2 citations61
US12148975B2Nov 19, 2024
Coupler module
MURATA MANUFACTURING CO0 citations51
US12051842B2Jul 30, 2024
Directional coupler comprising a main line and a sub-line having a parallel capacitance-resistance termination circuit and including a mount component
MURATA MANUFACTURING CO0 citations51
US11600895B2Mar 7, 2023
Directional coupler
MURATA MANUFACTURING CO0 citations51
US11431072B2Aug 30, 2022
Directional coupler and module
MURATA MANUFACTURING CO0 citations51
US11322817B2May 3, 2022
Directional coupler and directional coupler module
MURATA MANUFACTURING CO0 citations51
US11245386B2Feb 8, 2022
High-frequency module
MURATA MANUFACTURING CO0 citations51
US9692388B2Jun 27, 2017
High frequency module comprising a band-pass LC filter and a piezoelectric resonator
MURATA MANUFACTURING CO0 citations51
US12456791B2Oct 28, 2025
Directional coupler, radio-frequency module, and communication device
MURATA MANUFACTURING CO0 citations43
US10121746B2Nov 6, 2018
Semiconductor device
MURATA MANUFACTURING CO0 citations40