Inventor
SHIBATA RYOICHI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “SHIBATA RYOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI METALS LTD
8 patentsUS5579825ADec 3, 1996
Die casting method and die casting machine
HITACHI METALS LTD54 citations92
US4776070AOct 11, 1988
Directly-heating roller for fixing toner images
HITACHI METALS LTD30 citations92
US5595615AJan 21, 1997
High toughness and high strength aluminum alloy casting
HITACHI METALS LTD24 citations91
US4888464ADec 19, 1989
Heat roll for electrophotography
HITACHI METALS LTD27 citations90
US4724305AFeb 9, 1988
Directly-heating roller for fuse-fixing toner images
HITACHI METALS LTD46 citations90
US5979534ANov 9, 1999
Die casting method
HITACHI METALS LTD47 citations87
US6478075B1Nov 12, 2002
Die-casting method and die-castings obtained thereby
HITACHI METALS LTD26 citations86
US4874927AOct 17, 1989
Heating roll for fixing toner
HITACHI METALS LTD13 citations69