Inventor
HANDA TAKAYUKI
JP5 patents
⚠️ This page may combine multiple inventors who share the name “HANDA TAKAYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI PETROCHEMICAL IND
3 patentsUS5116082AMay 26, 1992
Electrofusion of electrofusion joint, method of confirming state of fusion and fusion joint suitable for use in the methods
MITSUI PETROCHEMICAL IND26 citations88
US4994655AFeb 19, 1991
Electro-fusion joint
MITSUI PETROCHEMICAL IND16 citations69
US4684430AAug 4, 1987
Apparatus for fusibly interconnecting thermoplastic pipes
MITSUI PETROCHEMICAL IND8 citations68