Inventor · disambiguated record

Shigemi Oyama

Also filed as: OYAMA SHIGEMI

1 granted patent·7 citations·filing 1998–1998

29Inventor score

Technology areasH01M

Files withHITACHI POWDERED METALS1

Top patents by PatentIndex Score

1 record

0125US6759169B1Graphite powder for negative electrode of lithium ion secondary cell and method of production thereofHITACHI POWDERED METALS·Filed 1998·Granted Jul 6, 2004·7 cites·2 claims

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Shigemi Oyama — Patent Inventor | PatentIndex