Inventor · disambiguated record

Keiji Hatsuyama

Also filed as: HATSUYAMA KEIJI

2 granted patents·1 citations·filing 2002–2003

34Inventor score

Technology areasB22D F16D

Files withAISIN TAKAOKA LTD2

Top patents by PatentIndex Score

2 records

0149US6926064B2Method and apparatus for manufacturing disk rotorAISIN TAKAOKA LTD·Filed 2003·Granted Aug 9, 2005·1 cites·1 claims
0236US6915836B2Method and apparatus for manufacturing disk rotorAISIN TAKAOKA LTD·Filed 2002·Granted Jul 12, 2005·0 cites·4 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →