Inventor · disambiguated record
Osamu Ohyama
Also filed as: OHYAMA OSAMU
3 granted patents·3 citations·filing 1998–2015
52Inventor score
Top patents by PatentIndex Score
3 records- 0149US10266908B2Rolled steel bar for machine structural use and method of producing the sameNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Apr 23, 2019·0 cites·4 claims
- 0247US10260123B2Rolled steel bar for machine structural use and method of producing the sameNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Apr 16, 2019·0 cites·4 claims
- 0319US5993571ASteel for machine structural use and machine parts made from such steelISUZU MOTORS LIMITED AND NIPPO·Filed 1998·Granted Nov 30, 1999·3 cites·20 claims
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