Inventor
NIHEI MASAYASU
JP9 patents
Patents
9 patentsUS4999096AMar 12, 1991
Method of and apparatus for sputtering
HITACHI LTD196 citations98
US5175608ADec 29, 1992
Method of and apparatus for sputtering, and integrated circuit device
HITACHI LTD55 citations95
US4692230ASep 8, 1987
Thin film forming method through sputtering and sputtering device
HITACHI LTD53 citations95
US4396823AAug 2, 1983
Method of electrode current control in welding apparatus having a plurality of electrodes
HITACHI LTD65 citations95
US4280137AJul 21, 1981
Method and apparatus for automatically controlling arc welding
HITACHI LTD144 citations95
US6225598B1May 1, 2001
Method of high frequency pulse arc welding and apparatus therefor
HITACHI LTD52 citations91
US5767577AJun 16, 1998
Method of solder bonding and power semiconductor device manufactured by the method
HITACHI LTD17 citations84
US4436982AMar 13, 1984
Two electrode welding with different currents supplied to the electrodes
HITACHI LTD21 citations76
US5051812ASep 24, 1991
Semiconductor device and method for manufacturing the same
HITACHI LTD19 citations73