Inventor · disambiguated record

Akio Shiwata

Also filed as: SHIWATA AKIO

1 granted patent·5 citations·filing 1985–1985

26Inventor score

Technology areasC21C

Files withNIPPON KOKAN KK1

Top patents by PatentIndex Score

1 record

0139US4674101AArc-heating type extra-furnace refining apparatusNIPPON KOKAN KK·Filed 1985·Granted Jun 16, 1987·5 cites·5 claims

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