Inventor
OKAWA KAZUHIKO
JP17 patents
⚠️ This page may combine multiple inventors who share the name “OKAWA KAZUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
16 patentsUS6671146B1Dec 30, 2003
Electrostatic protection circuit and semiconductor integrated circuit using the same
SEIKO EPSON CORP37 citations92
US6501155B2Dec 31, 2002
Semiconductor apparatus and process for manufacturing the same
SEIKO EPSON CORP22 citations92
US6894351B2May 17, 2005
Semiconductor device for electrostatic protection
SEIKO EPSON CORP27 citations91
US6831334B2Dec 14, 2004
Semiconductor device having electrostatic protection circuit and method of fabricating the same
SEIKO EPSON CORP20 citations91
US6046480AApr 4, 2000
Protection circuit for semiconductor devices
SEIKO EPSON CORP17 citations84
US6631061B2Oct 7, 2003
Semiconductor integrated device
SEIKO EPSON CORP17 citations83
US6653689B2Nov 25, 2003
Semiconductor device having electrostatic protection circuit
SEIKO EPSON CORP7 citations73
US6459139B2Oct 1, 2002
Semiconductor device and method of fabricating the same
SEIKO EPSON CORP9 citations73
US5345098ASep 6, 1994
Master slice integrated circuit device
SEIKO EPSON CORP10 citations71
US6455897B1Sep 24, 2002
Semiconductor device having electrostatic discharge protection circuit
SEIKO EPSON CORP2 citations61
US5300790AApr 5, 1994
Semiconductor device
SEIKO EPSON CORP3 citations60
US5153698AOct 6, 1992
Master slice integrated circuit device
SEIKO EPSON CORP2 citations60
US7394134B2Jul 1, 2008
Semiconductor device with electrostatic discharge protection
SEIKO EPSON CORP1 citations51
US7242061B2Jul 10, 2007
Semiconductor device
SEIKO EPSON CORP0 citations51
US10958263B2Mar 23, 2021
Drive control device, drive circuit, and vehicle
SEIKO EPSON CORP0 citations47
US6861705B2Mar 1, 2005
Driver circuits and methods for manufacturing driver circuits
SEIKO EPSON CORP0 citations41