Inventor

OWAKI EIJI

JP3 patents

⚠️ This page may combine multiple inventors who share the name “OWAKI EIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KOBE STEEL LTD

1 patent

US7294375B2Nov 13, 2007

Cement composite, concrete, concrete cask and method of manufacturing concrete

KOBE STEEL LTD23 citations86

SHOWA CO LTD

1 patent

US7980036B2Jul 19, 2011

Lining structure

SHOWA CO LTD10 citations77

TAISEI CORP

1 patent

US7119349B1Oct 10, 2006

Concrete cask and method for manufacturing thereof

TAISEI CORP2 citations51