Inventor
OKAWA SHIGEAKI
JP19 patents
⚠️ This page may combine multiple inventors who share the name “OKAWA SHIGEAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANYO ELECTRIC CO
18 patentsUS6590273B2Jul 8, 2003
Semiconductor integrated circuit device and manufacturing method thereof
SANYO ELECTRIC CO72 citations95
US6479878B1Nov 12, 2002
Semiconductor device and semiconductor electret condenser microphone
SANYO ELECTRIC CO16 citations92
US7067899B2Jun 27, 2006
Semiconductor integrated circuit device
SANYO ELECTRIC CO28 citations91
US7737523B2Jun 15, 2010
Semiconductor device
SANYO ELECTRIC CO11 citations83
US6420203B1Jul 16, 2002
Method of producing semiconductor electret condenser microphone
SANYO ELECTRIC CO8 citations73
US6392307B1May 21, 2002
Semiconductor device
SANYO ELECTRIC CO6 citations73
US6528379B2Mar 4, 2003
Method for manufacturing semiconductor integrated circuit device
SANYO ELECTRIC CO12 citations71
US7652307B2Jan 26, 2010
Semiconductor device with two overlapping diffusion layers held at floating voltage for improving withstand voltage
SANYO ELECTRIC CO3 citations62
US6566728B1May 20, 2003
Semiconductor device
SANYO ELECTRIC CO3 citations62
US6555857B1Apr 29, 2003
Semiconductor device
SANYO ELECTRIC CO5 citations62
US6522012B2Feb 18, 2003
Semiconductor device with HIHG resistivity
SANYO ELECTRIC CO3 citations62
US6417560B1Jul 9, 2002
Semiconductor device
SANYO ELECTRIC CO5 citations62
US6545337B2Apr 8, 2003
Semiconductor integrated circuit device
SANYO ELECTRIC CO2 citations60
US7381998B2Jun 3, 2008
Semiconductor integrated circuit device
SANYO ELECTRIC CO0 citations51
US6960797B2Nov 1, 2005
Semiconductor device
SANYO ELECTRIC CO0 citations51
US7999333B2Aug 16, 2011
Semiconductor device
SANYO ELECTRIC CO0 citations46
US7741694B2Jun 22, 2010
Semiconductor integrated circuit device
SANYO ELECTRIC CO0 citations40
US6815799B2Nov 9, 2004
Semiconductor integrated circuit device
SANYO ELECTRIC CO0 citations40