Inventor · disambiguated record
Norio Sumida
Also filed as: SUMIDA NORIO
2 granted patents·2 pending applications·8 citations·filing 1982–2012
53Inventor score
Top patents by PatentIndex Score
4 records- 0140US2002066351A1Rotary cutter mounting member and rotary cutter fitted to the rotary cutter mounting memberSANKYO DIAMOND IND CO LTD·Filed 2001·Application pending·0 cites
- 0236US4427444AMethod of refining molten metal with stirring by repeated operation of suction and dischargeKAWASAKI STEEL CO·Filed 1982·Granted Jan 24, 1984·2 cites·11 claims
- 0335US2012298089A1Low Vibration-Type Saw BladeSUMIDA NORIO·Filed 2012·Application pending·0 cites
- 0432US4452634AMethod of stirring molten metal and refractory cylinder for the purposeKAWASAKI STEEL CO·Filed 1982·Granted Jun 5, 1984·6 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →