Inventor · disambiguated record

Keishirou Okamoto

Also filed as: OKAMOTO KEISHIROU

2 granted patents·11 citations·filing 2004–2004

55Inventor score

Technology areasC04B Y02W

Files withTAKEMOTO OIL & FAT CO LTD2

Top patents by PatentIndex Score

2 records

0161US7259197B2Ultra high-strength hydraulic cement compositionsTAKEMOTO OIL & FAT CO LTD·Filed 2004·Granted Aug 21, 2007·6 cites·16 claims
0258US7265168B2High-strength hydraulic cement compositionsTAKEMOTO OIL & FAT CO LTD·Filed 2004·Granted Sep 4, 2007·5 cites·12 claims

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