Inventor
HASEGAWA KENZO
JP4 patents
⚠️ This page may combine multiple inventors who share the name “HASEGAWA KENZO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI SHIPBUILDING ENG
3 patentsUS7681748B2Mar 23, 2010
Hoisting device with vertical motion compensation function
MITSUI SHIPBUILDING ENG13 citations80
US7775383B2Aug 17, 2010
Hoisting device with vertical motion compensation function
MITSUI SHIPBUILDING ENG7 citations70
US7866630B2Jan 11, 2011
Winding mechanism with tension control function and trawling apparatus
MITSUI SHIPBUILDING ENG4 citations59