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Inventor
YAO MINORU
JP
2 patents
⚠️ This page may combine multiple inventors who share the name “YAO MINORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KAWASAKI STEEL CO
1 patent
US4759399A
Jul 26, 1988
Method and apparatus for producing hollow metal ingots
KAWASAKI STEEL CO
15 citations
69
KAWASKI STEEL CORP
1 patent
US4615373A
Oct 7, 1986
Method and an apparatus for manufacturing a hollow steel ingot
KAWASKI STEEL CORP
4 citations
60