Inventor · disambiguated record
Tetsuya Sanpei
Also filed as: SANPEI TETSUYA
7 granted patents·124 citations·filing 1989–1993
86Inventor score
Files withNIPPON KOKAN KK7
Top patents by PatentIndex Score
7 records- 0190US4929289AIron-based shape-memory alloy excellent in shape-memory property and corrosion resistanceNIPPON KOKAN KK·Filed 1989·Granted May 29, 1990·52 cites·12 claims
- 0278US5393358AMethod for producing abrasion-resistant steel having excellent surface propertyNIPPON KOKAN KK·Filed 1993·Granted Feb 28, 1995·22 cites·29 claims
- 0366US4933027AIron-based shape-memory alloy excellent in shape-memory property, corrosion resistance and high-temperature oxidation resistanceNIPPON KOKAN KK·Filed 1989·Granted Jun 12, 1990·16 cites·13 claims
- 0464US5403410AAbrasion-resistant steelNIPPON KOKAN KK·Filed 1993·Granted Apr 4, 1995·16 cites·45 claims
- 0563US5284529AAbrasion-resistant steelNIPPON KOKAN KK·Filed 1993·Granted Feb 8, 1994·12 cites·39 claims
- 0641US5236521AAbrasion resistant steelNIPPON KOKAN KK·Filed 1992·Granted Aug 17, 1993·5 cites·12 claims
- 0727US5073211AMethod for manufacturing steel article having high magnetic permeability and low coercive forceNIPPON KOKAN KK·Filed 1990·Granted Dec 17, 1991·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →