Inventor · disambiguated record
Ryokichi Hashizume
Also filed as: HASHIZUME RYOKICHI
5 granted patents·46 citations·filing 1995–2005
78Inventor score
Top patents by PatentIndex Score
5 records- 0173US7597843B2Nickel based superalloys with excellent mechanical strength, corrosion resistance and oxidation resistanceHITACHI LTD·Filed 2005·Granted Oct 6, 2009·2 cites·11 claims
- 0268US5888318AMethod of producing ferritic iron-base alloys and ferritic heat resistant steelsKANSAI ELECTRIC POWER CO·Filed 1995·Granted Mar 30, 1999·19 cites·8 claims
- 0367US7306682B2Single-crystal Ni-based superalloy with high temperature strength, oxidation resistance and hot corrosion resistanceHITACHI LTD·Filed 2004·Granted Dec 11, 2007·5 cites·12 claims
- 0467US6174385B1Ferritic heat resistant steelsKANSAI ELECTRIC POWER CO·Filed 1998·Granted Jan 16, 2001·18 cites·8 claims
- 0556US7820098B2High Cr ferritic heat resistance steelJAPAN STEEL WORKS LTD·Filed 2001·Granted Oct 26, 2010·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →