Inventor
NAKAJIMA AKISHIGE
JP23 patents
⚠️ This page may combine multiple inventors who share the name “NAKAJIMA AKISHIGE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RENESAS TECH CORP
7 patentsUS7269392B2Sep 11, 2007
Electric component for communication device and semiconductor device for switching transmission and reception
RENESAS TECH CORP69 citations96
US7437129B2Oct 14, 2008
Electric component for communication device and semiconductor device for switching transmission and reception
RENESAS TECH CORP10 citations83
US7312482B2Dec 25, 2007
Semiconductor device, power amplifier device and PC card
RENESAS TECH CORP12 citations82
US7783265B2Aug 24, 2010
Switching element, antenna switch circuit and radio frequency module using the same
RENESAS TECH CORP4 citations62
US7650134B2Jan 19, 2010
Semiconductor integrated circuit device and high frequency power amplifier module
RENESAS TECH CORP6 citations62
US7650133B2Jan 19, 2010
Semiconductor integrated circuit device and high frequency power amplifier module
RENESAS TECH CORP6 citations62
US7425876B2Sep 16, 2008
Antenna switch circuit and high frequency module having the same
RENESAS TECH CORP3 citations62
RENESAS ELECTRONICS CORP
4 patentsUS7986927B2Jul 26, 2011
Semiconductor integrated circuit device and high-frequency power amplifier module
RENESAS ELECTRONICS CORP2 citations62
US7899412B2Mar 1, 2011
Switching element, antenna switch circuit and radio frequency module using the same
RENESAS ELECTRONICS CORP2 citations62
US7995972B2Aug 9, 2011
Electronic component for communication device and semiconductor device for switching transmission and reception
RENESAS ELECTRONICS CORP3 citations61
US8385847B2Feb 26, 2013
Switching element, antenna switch circuit and radio frequency module using the same
RENESAS ELECTRONICS CORP0 citations52
KOYA SHIGEKI
3 patentsUS8335479B2Dec 18, 2012
Semiconductor integrated circuit, RF module using the same, and radio communication terminal device using the same
KOYA SHIGEKI52 citations96
US8200167B2Jun 12, 2012
Semiconductor integrated circuit, RF module using the same, and radio communication terminal device using the same
KOYA SHIGEKI8 citations83
US8676132B2Mar 18, 2014
Semiconductor integrated circuit, RF module using the same, and radio communication terminal device using the same
KOYA SHIGEKI0 citations51
HITACHI LTD
3 patentsUS5548138AAug 20, 1996
Semiconductor device with reduced tunnel resistance and circuitry using the same
HITACHI LTD35 citations92
US5514992AMay 7, 1996
Low-distortion cascode circuit
HITACHI LTD26 citations92
US5574402ANov 12, 1996
Monolithic integrated circuit device having microwave power amplifier including a matching circuit using distributed lines
HITACHI LTD11 citations71