Inventor · disambiguated record
Shuji Hashizume
Also filed as: HASHIZUME SHUJI
5 granted patents·3 pending applications·52 citations·filing 1991–2017
74Inventor score
Top patents by PatentIndex Score
8 records- 0184US5496421AHigh-strength martensitic stainless steel and method for making the sameNIPPON KOKAN KK·Filed 1994·Granted Mar 5, 1996·40 cites·40 claims
- 0259US8747575B2655 MPa grade martensitic stainless steel having high toughness and method for manufacturing the sameHASHIZUME SHUJI·Filed 2009·Granted Jun 10, 2014·0 cites·7 claims
- 0359US2018002791A1Martensitic Stainless Steel with High Strength, High Toughness and High Corrosion ResistanceNKK TUBES·Filed 2017·Application pending·0 cites
- 0454US5167731AMartensitic stainless steel for an oil wellNIPPON KOKAN KK·Filed 1991·Granted Dec 1, 1992·12 cites·26 claims
- 0550US2015191809A1Martensitic Stainless Steel with High Strength, High Toughness and High Corrosion ResistanceNKK TUBES·Filed 2013·Application pending·0 cites
- 0646US9677160B2Low C-high Cr 862 MPa-class steel tube having excellent corrosion resistance and a manufacturing method thereofHASHIZUME SHUJI·Filed 2011·Granted Jun 13, 2017·0 cites·6 claims
- 0746US9284634B2Martensitic stainless steel having excellent corrosion resistanceHASHIZUME SHUJI·Filed 2011·Granted Mar 15, 2016·0 cites·2 claims
- 0843US2008112839A1655 Mpa Grade Martensitic Stainless Steel Having High Toughness and Method for Manufacturing the SameNKKTUBES·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →