Inventor
HANEDA MITSUAKI
JP11 patents
Patents
11 patentsUS5571428ANov 5, 1996
Semiconductor leadframe and its production method and plastic encapsulated semiconductor device
HITACHI LTD113 citations98
US5437915AAug 1, 1995
Semiconductor leadframe and its production method and plastic encapsulated semiconductor device
HITACHI LTD47 citations96
US5458460AOct 17, 1995
Drainage pump and a hydraulic turbine incorporating a bearing member, and a method of manufacturing the bearing member
HITACHI LTD23 citations92
US4855102AAug 8, 1989
Sintering method
HITACHI LTD31 citations92
US4610718ASep 9, 1986
Method for manufacturing ultra-fine particles
HITACHI LTD49 citations92
US5346316ASep 13, 1994
Bearing unit, drainage pump and hydraulic turbine each incorporating the bearing unit
HITACHI LTD29 citations91
US5295045AMar 15, 1994
Plastic-molded-type semiconductor device and producing method therefor
HITACHI LTD23 citations91
US5304045AApr 19, 1994
Closed type motor-driven compressor, a scroll compressor and a scroll lap machining end mill
HITACHI LTD37 citations88
US5839880ANov 24, 1998
Bearing unit, drainage pump and hydraulic turbine each incorporating the bearing unit, and method of manufacturing the bearing unit
HITACHI LTD16 citations81
US5168097ADec 1, 1992
Laser deposition process for forming an ultrafine-particle film
HITACHI LTD18 citations73
US4244751AJan 13, 1981
Method for melt nitriding of aluminum or its alloy
HITACHI LTD10 citations71