Inventor · disambiguated record

Isamu Okuyama

Also filed as: OKUYAMA ISAMU

1 granted patent·1 pending application·9 citations·filing 2002–2004

32Inventor score

Technology areasB24C C22C

Files withKIMURA KAZUYOSHI1 NHK SPRING CO LTD1

Top patents by PatentIndex Score

2 records

0160US7284308B2Method for manufacturing a leaf springNHK SPRING CO LTD·Filed 2002·Granted Oct 23, 2007·9 cites·4 claims
0239US2007256765A1High Strength Spring Steel, High Strength Springs and Manufacturing Method ThereofKIMURA KAZUYOSHI·Filed 2004·Application pending·0 cites

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