Inventor

KAWASHIMA YOSHIYA

JP5 patents

⚠️ This page may combine multiple inventors who share the name “KAWASHIMA YOSHIYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NEC ELECTRONICS CORP

2 patents

US7649223B2Jan 19, 2010

Semiconductor device having superjunction structure and method for manufacturing the same

NEC ELECTRONICS CORP29 citations87

US7829417B2Nov 9, 2010

Semiconductor apparatus and method of manufacturing semiconductor apparatus

NEC ELECTRONICS CORP0 citations39

KAWASHIMA YOSHIYA

2 patents

US8536647B2Sep 17, 2013

Semiconductor device

KAWASHIMA YOSHIYA0 citations41

US8643103B2Feb 4, 2014

Semiconductor device including gate contact region and protruding gate electrode

KAWASHIMA YOSHIYA0 citations31

RENESAS ELECTRONICS CORP

1 patent

US8008717B2Aug 30, 2011

Semiconductor device

RENESAS ELECTRONICS CORP7 citations79