Inventor
TAKIKAWA KUMIKO
JP30 patents
⚠️ This page may combine multiple inventors who share the name “TAKIKAWA KUMIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
13 patentsUS5128981AJul 7, 1992
Radio communication system and a portable wireless terminal
HITACHI LTD339 citations99
US5157660AOct 20, 1992
Communication system including portable terminals and fixed terminals
HITACHI LTD115 citations96
US7379728B2May 27, 2008
Wireless communication system
HITACHI LTD15 citations92
US7013123B2Mar 14, 2006
Wireless communication system
HITACHI LTD18 citations92
US6665159B2Dec 16, 2003
Semiconductor integrated circuit device
HITACHI LTD20 citations92
US6407449B1Jun 18, 2002
Pin layout of semiconductor integrated circuits including dual band amplifier and receiving mixer
HITACHI LTD20 citations92
US6847108B2Jan 25, 2005
Semiconductor integrated circuit
HITACHI LTD11 citations82
US6624509B2Sep 23, 2003
Semiconductor device
HITACHI LTD15 citations81
US6639310B2Oct 28, 2003
Pin arrangement for high frequency integrated circuit
HITACHI LTD8 citations73
US7890118B2Feb 15, 2011
Method, system and apparatus for detecting a position of a terminal in a network
HITACHI LTD6 citations62
US7509139B2Mar 24, 2009
Method for selecting base station
HITACHI LTD3 citations62
US6768192B2Jul 27, 2004
Pin layout of dual band receiver with two input pads/pins restricted to a single side of a four sided package
HITACHI LTD2 citations62
US7274923B2Sep 25, 2007
Wireless communication system
HITACHI LTD0 citations52
RENESAS TECH CORP
9 patentsUS7298600B2Nov 20, 2007
Semiconductor integrated circuit device
RENESAS TECH CORP73 citations98
US7035069B2Apr 25, 2006
Semiconductor integrated circuit device
RENESAS TECH CORP49 citations96
US6826388B1Nov 30, 2004
Mobile communication apparatus including dividers in transmitter and receiver
RENESAS TECH CORP49 citations96
US7783276B2Aug 24, 2010
Wireless communication system
RENESAS TECH CORP9 citations92
US7369817B2May 6, 2008
Semiconductor integrated circuit
RENESAS TECH CORP20 citations92
US6999290B1Feb 14, 2006
Integrated circuit with protection against electrostatic damage
RENESAS TECH CORP10 citations74
US7885626B2Feb 8, 2011
Mobile communication apparatus
RENESAS TECH CORP5 citations73
US7420790B2Sep 2, 2008
Integrated circuit with protection against electrostatic damage
RENESAS TECH CORP2 citations63
US7414821B2Aug 19, 2008
Semiconductor integrated circuit device
RENESAS TECH CORP1 citations63
RENESAS ELECTRONICS CORP
4 patentsUS9331031B2May 3, 2016
Wireless communication system
RENESAS ELECTRONICS CORP0 citations52
US9014655B2Apr 21, 2015
Wireless communication system
RENESAS ELECTRONICS CORP0 citations52
US8824994B2Sep 2, 2014
Wireless communication system
RENESAS ELECTRONICS CORP0 citations52
US8036628B2Oct 11, 2011
Wireless communication system
RENESAS ELECTRONICS CORP0 citations52