Inventor
TSUKAHARA MASANORI
JP9 patents
Patents
9 patentsUS6903294B1Jun 7, 2005
Apparatus for separating plastic chips
HITACHI SHIPBUILDING ENG CO27 citations92
US6720514B1Apr 13, 2004
Plastic sorter
HITACHI SHIPBUILDING ENG CO18 citations84
US6467628B1Oct 22, 2002
Plastic chip separator
HITACHI SHIPBUILDING ENG CO15 citations83
US6426474B1Jul 30, 2002
Method and apparatus for separating plastic
HITACHI SHIPBUILDING ENG CO11 citations73
US6415929B1Jul 9, 2002
Method of separating plastic
HITACHI SHIPBUILDING ENG CO11 citations73
US6271492B1Aug 7, 2001
Frictional charging device
HITACHI SHIPBUILDING ENG CO14 citations73
US5078542AJan 7, 1992
Apparatus to prevent the entrance of aquatic species into the intake watercourse
HITACHI SHIPBUILDING ENG CO8 citations70
US6357390B1Mar 19, 2002
Electric screen device
HITACHI SHIPBUILDING ENG CO8 citations69
US7544283B2Jun 9, 2009
Method and apparatus for removing thin metal films
HITACHI SHIPBUILDING ENG CO0 citations39