Inventor
KINUMOTO NAMIO
JP5 patents
Patents
5 patentsUS4950446AAug 21, 1990
Method of lining pipes
OSAKA GAS CO LTD52 citations87
US4397890AAug 9, 1983
Method of lining pipes
OSAKA GAS CO LTD22 citations81
US4440194AApr 3, 1984
Moving body and method of performing work within pipes with use of same
OSAKA GAS CO LTD24 citations78
US4593722AJun 10, 1986
Sealant for internally sealing pipeline
OSAKA GAS CO LTD11 citations70
US4554178ANov 19, 1985
Method of internally coating pipeline
OSAKA GAS CO LTD13 citations70