Inventor
KOGA MOTOYUKI
JP8 patents
⚠️ This page may combine multiple inventors who share the name “KOGA MOTOYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HAKKO CO
5 patentsUS4505613AMar 19, 1985
Method for lining pipes in pipelines
HAKKO CO50 citations91
US4454173AJun 12, 1984
Method for lining pipes in a pipeline
HAKKO CO47 citations91
US4454174AJun 12, 1984
Method for lining pipes of a pipeline
HAKKO CO43 citations91
US4504204AMar 12, 1985
Pig for repairing interior portions of a pipeline
HAKKO CO7 citations72
US5089297AFeb 18, 1992
Method for repairing interior portions of a pipeline
HAKKO CO16 citations70