Inventor
YASUNAGA MASATOSHI
JP29 patents
⚠️ This page may combine multiple inventors who share the name “YASUNAGA MASATOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI ELECTRIC CORP
15 patentsUS5656863AAug 12, 1997
Resin seal semiconductor package
MITSUBISHI ELECTRIC CORP183 citations98
US5217910AJun 8, 1993
Method of fabricating semiconductor device having sidewall spacers and oblique implantation
MITSUBISHI ELECTRIC CORP199 citations98
US5018003AMay 21, 1991
Lead frame and semiconductor device
MITSUBISHI ELECTRIC CORP218 citations98
US6256875B1Jul 10, 2001
Method for manufacturing semiconductor device
MITSUBISHI ELECTRIC CORP50 citations95
US6191493B1Feb 20, 2001
Resin seal semiconductor package and manufacturing method of the same
MITSUBISHI ELECTRIC CORP67 citations95
US6544814B1Apr 8, 2003
Method of manufacturing a packaged semiconductor device, and a semiconductor device manufactured thereby
MITSUBISHI ELECTRIC CORP34 citations92
US6476502B2Nov 5, 2002
Semiconductor device and manufacturing method thereof
MITSUBISHI ELECTRIC CORP23 citations92
US6462425B1Oct 8, 2002
Semiconductor device and manufacturing method thereof
MITSUBISHI ELECTRIC CORP36 citations92
US5753973AMay 19, 1998
Resin seal semiconductor package
MITSUBISHI ELECTRIC CORP28 citations92
US5096853AMar 17, 1992
Method for manufacturing a resin encapsulated semiconductor device
MITSUBISHI ELECTRIC CORP29 citations92
US6005289ADec 21, 1999
Package for semiconductor device laminated printed circuit boards
MITSUBISHI ELECTRIC CORP30 citations91
US6469395B1Oct 22, 2002
Semiconductor device
MITSUBISHI ELECTRIC CORP26 citations90
US5920770AJul 6, 1999
Resin seal semiconductor package and manufacturing method of the same
MITSUBISHI ELECTRIC CORP13 citations81
US5075240ADec 24, 1991
Semiconductor device manufactured by using conductive ion implantation mask
MITSUBISHI ELECTRIC CORP8 citations73
US5296710AMar 22, 1994
Infrared radiation detector
MITSUBISHI ELECTRIC CORP9 citations68
RENESAS ELECTRONICS CORP
5 patentsUS9087816B2Jul 21, 2015
Semiconductor device and method of manufacturing the same
RENESAS ELECTRONICS CORP2 citations62
US9130062B2Sep 8, 2015
Method of manufacturing semiconductor device
RENESAS ELECTRONICS CORP1 citations61
US10050011B2Aug 14, 2018
Method of manufacturing semiconductor device
RENESAS ELECTRONICS CORP0 citations51
US9589923B2Mar 7, 2017
Method of manufacturing semiconductor device
RENESAS ELECTRONICS CORP1 citations51
US9024454B2May 5, 2015
Method of manufacturing semiconductor device
RENESAS ELECTRONICS CORP1 citations51