Inventor · disambiguated record
Takao Yokokawa
Also filed as: YOKOKAWA TAKAO
4 granted patents·75 citations·filing 1975–1977
77Inventor score
Files withNIPPON STEEL CORP4
Top patents by PatentIndex Score
4 records- 0184US3992974AConical washer for a high tensile strength boltNIPPON STEEL CORP·Filed 1975·Granted Nov 23, 1976·55 cites·3 claims
- 0255US4103815AGas pressure welding systemNIPPON STEEL CORP·Filed 1977·Granted Aug 1, 1978·11 cites·9 claims
- 0339US4121748AGas pressure welding processNIPPON STEEL CORP·Filed 1976·Granted Oct 24, 1978·5 cites·11 claims
- 0431US4061494AFree-cutting graphitic steelNIPPON STEEL CORP·Filed 1976·Granted Dec 6, 1977·4 cites·1 claims
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