Inventor
TSUTSUI TAKAYUKI
JP110 patents
⚠️ This page may combine multiple inventors who share the name “TSUTSUI TAKAYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MURATA MANUFACTURING CO
24 patentsUS10192862B2Jan 29, 2019
Semiconductor device
MURATA MANUFACTURING CO6 citations84
US10069523B2Sep 4, 2018
Power amplification module
MURATA MANUFACTURING CO5 citations84
US9955435B2Apr 24, 2018
High-frequency signal processing apparatus and wireless communication apparatus
MURATA MANUFACTURING CO3 citations84
US9871541B2Jan 16, 2018
Power amplification module
MURATA MANUFACTURING CO5 citations84
US9647775B1May 9, 2017
Power amplification module
MURATA MANUFACTURING CO13 citations84
US9585105B2Feb 28, 2017
High-frequency signal processing apparatus and wireless communication apparatus
MURATA MANUFACTURING CO3 citations84
US9397710B2Jul 19, 2016
Power amplifier module
MURATA MANUFACTURING CO10 citations84
US8810285B2Aug 19, 2014
Semiconductor integrated circuit apparatus and radio-frequency power amplifier module
MURATA MANUFACTURING CO7 citations82
US11791782B2Oct 17, 2023
Power amplification module
MURATA MANUFACTURING CO2 citations73
US11018639B2May 25, 2021
Power amplifier circuit
MURATA MANUFACTURING CO2 citations73
US10629591B2Apr 21, 2020
Semiconductor device
MURATA MANUFACTURING CO2 citations73
US10580748B2Mar 3, 2020
Semiconductor apparatus
MURATA MANUFACTURING CO3 citations73
US10499352B2Dec 3, 2019
Power amplification module for multiple bands and multiple standards
MURATA MANUFACTURING CO1 citations73
US10291269B2May 14, 2019
Power amplification module
MURATA MANUFACTURING CO5 citations73
US10284150B2May 7, 2019
Power amplification module
MURATA MANUFACTURING CO5 citations73
US10250209B2Apr 2, 2019
Power amplification module
MURATA MANUFACTURING CO3 citations73
US9882533B2Jan 30, 2018
Current output circuit
MURATA MANUFACTURING CO2 citations73
US9825594B2Nov 21, 2017
Power amplification module
MURATA MANUFACTURING CO3 citations73
US9642103B2May 2, 2017
Power amplification module for multiple bands and multiple standards
MURATA MANUFACTURING CO3 citations73
US9407207B2Aug 2, 2016
Radio frequency amplifying circuit and power amplifying module
MURATA MANUFACTURING CO4 citations73
US12334882B2Jun 17, 2025
Radio-frequency amplifier circuit
MURATA MANUFACTURING CO0 citations63
US12308355B2May 20, 2025
Semiconductor device and semiconductor module
MURATA MANUFACTURING CO0 citations63
US12177790B2Dec 24, 2024
High-frequency signal processing apparatus and wireless communication apparatus
MURATA MANUFACTURING CO0 citations63
US11978786B2May 7, 2024
Bipolar transistor and radio-frequency power amplifier module
MURATA MANUFACTURING CO0 citations63
RENESAS TECH CORP
12 patentsUS6885246B2Apr 26, 2005
High frequency amplifier
RENESAS TECH CORP81 citations97
US7116173B2Oct 3, 2006
High-frequency power amplifier circuit and electronic part for communication
RENESAS TECH CORP23 citations93
US7352244B2Apr 1, 2008
Electronics parts for high frequency power amplifier
RENESAS TECH CORP15 citations92
US7193471B2Mar 20, 2007
High frequency power amplifier circuit and radio communication system
RENESAS TECH CORP43 citations92
US7123094B2Oct 17, 2006
High frequency power amplifier circuit and radio communication system
RENESAS TECH CORP19 citations92
US7123095B2Oct 17, 2006
High frequency power amplifier circuit and radio communication system
RENESAS TECH CORP25 citations92
US6756850B2Jun 29, 2004
High frequency power amplifier circuit
RENESAS TECH CORP18 citations92
US7053708B2May 30, 2006
Electronic component for high frequency power amplifier and radio communication system
RENESAS TECH CORP15 citations84
US7346318B2Mar 18, 2008
High frequency power amplifier component and radio communication system
RENESAS TECH CORP20 citations83
US7715812B2May 11, 2010
RF power amplifier
RENESAS TECH CORP9 citations76
US7336132B2Feb 26, 2008
High-frequency power amplifier circuit and electronic part for communication
RENESAS TECH CORP6 citations74
US7595694B2Sep 29, 2009
Electronics parts for high frequency power amplifier
RENESAS TECH CORP6 citations73
HITACHI LTD
5 patentsUS5784183AJul 21, 1998
Semiconductor optical device and method for fabricating the same
HITACHI LTD103 citations97
US6636114B2Oct 21, 2003
High frequency power amplifier module and wireless communication apparatus
HITACHI LTD68 citations96
US5561682AOct 1, 1996
Semiconductor optical device and method for fabricating the same
HITACHI LTD68 citations95
US5666455ASep 9, 1997
Waveguide device
HITACHI LTD9 citations74
US5572616ANov 5, 1996
Waveguide device
HITACHI LTD12 citations74
FUJI ELECTRIC CO LTD
4 patentsHITACHI HYBRID NETWORK CO LTD
2 patentsOHTA IKUMA
1 patentHITACHI COMM SYSTEMS INC
1 patentRENESAS ELECTRONICS CORP
1 patentShowing the top 50 of 110 patents by PatentIndex Score.