Inventor · disambiguated record

Hidekazu Hashimoto

Also filed as: HASHIMOTO HIDEKAZU

2 granted patents·17 citations·filing 2001–2001

58Inventor score

Technology areasB21D Y10T

Files withHITACHI METALS LTD2

Top patents by PatentIndex Score

2 records

0164US6698324B2Punch unit for punching a hole in a soft metal sheetHITACHI METALS LTD·Filed 2001·Granted Mar 2, 2004·8 cites·6 claims
0258US6622601B2Punch unit for punching a hole in a soft metal sheetHITACHI METALS LTD·Filed 2001·Granted Sep 23, 2003·9 cites·12 claims

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