Inventor
OHTSU YOSHITAKA
JP3 patents
Patents
3 patentsUS6027962AFeb 22, 2000
Method of manufacturing semiconductor device having bipolar transistor and field-effect transistor
MITSUBISHI ELECTRIC CORP10 citations71
US6281060B1Aug 28, 2001
Method of manufacturing a semiconductor device containing a BiCMOS circuit
MITSUBISHI ELECTRIC CORP6 citations70
US6426533B2Jul 30, 2002
Semiconductor device and manufacturing method thereof
MITSUBISHI ELECTRIC CORP1 citations48