Inventor · disambiguated record
Sadahiro Yamamoto
Also filed as: YAMAMOTO SADAHIRO
3 granted patents·70 citations·filing 1984–1996
73Inventor score
Files withNIPPON KOKAN KK3
Top patents by PatentIndex Score
3 records- 0188US5759299ARail having excellent resistance to rolling fatigue damage and rail having excellent toughness and wear resistance and method of manufacturing the sameNIPPON KOKAN KK·Filed 1996·Granted Jun 2, 1998·38 cites·30 claims
- 0270US4528046AMethod of manufacturing austenitic stainless steel platesNIPPON KOKAN KK·Filed 1984·Granted Jul 9, 1985·14 cites·1 claims
- 0361US5676772AHigh-strength, bainitic steel rail having excellent damage-resistanceNIPPON KOKAN KK·Filed 1995·Granted Oct 14, 1997·18 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →