Inventor · disambiguated record
Hiroyo Haga
Also filed as: HAGA HIROYO
10 granted patents·120 citations·filing 1975–2007
90Inventor score
Top patents by PatentIndex Score
10 records- 0186US7404856B2Nitrogen-doped silicon substantially free of oxidation induced stacking faultsMEMC ELECTRONIC MATERIALS·Filed 2007·Granted Jul 29, 2008·6 cites·18 claims
- 0280US6869477B2Controlled neck growth process for single crystal siliconMEMC ELECTRONIC MATERIALS·Filed 2001·Granted Mar 22, 2005·22 cites·69 claims
- 0373US7182809B2Nitrogen-doped silicon substantially free of oxidation induced stacking faultsMEMC ELECTRONIC MATERIALS·Filed 2001·Granted Feb 27, 2007·10 cites·38 claims
- 0460US4842816AHigh toughness steelNIPPON STEEL CORP·Filed 1987·Granted Jun 27, 1989·13 cites·5 claims
- 0553US4254323AApparatus for monitoring and controlling a welding phenomenon in an electric resistance weldingNIPPON STEEL CORP·Filed 1978·Granted Mar 3, 1981·11 cites·17 claims
- 0652US4793048AMethod for passing optical fibers through tubular products by vibrating the tubular productsNIPPON STEEL CORP·Filed 1987·Granted Dec 27, 1988·15 cites·8 claims
- 0748US4079224AMethod for preventing brittle fracture of steel pipe structuresNIPPON STEEL CORP·Filed 1975·Granted Mar 14, 1978·8 cites·18 claims
- 0845US4645893AMethod for manufacturing spiral-welded steel pipeNIPPON STEEL CORP·Filed 1985·Granted Feb 24, 1987·12 cites·2 claims
- 0943US4804021AHighly tough ERW steel pipe with distinguished sour resistanceNIPPON STEEL CORP·Filed 1987·Granted Feb 14, 1989·14 cites·8 claims
- 1040US4802270AApparatus for passing optical fibers through tubular productsNIPPON STEEL CORP·Filed 1988·Granted Feb 7, 1989·9 cites·14 claims
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