Inventor · disambiguated record
Takeyuki Hirata
Also filed as: HIRATA TAKEYUKI
4 granted patents·42 citations·filing 1980–1983
75Inventor score
Files withSUMITOMO METAL IND4
Top patents by PatentIndex Score
4 records- 0172US4389246AGasification process of solid carbonaceous materialSUMITOMO METAL IND·Filed 1981·Granted Jun 21, 1983·26 cites·19 claims
- 0264US4456477AProduction of ultra-low phosphorus steelSUMITOMO METAL IND·Filed 1983·Granted Jun 26, 1984·8 cites·10 claims
- 0350US4290802ASteel making processSUMITOMO METAL IND·Filed 1980·Granted Sep 22, 1981·5 cites·5 claims
- 0439US4328030ASteel making process and apparatusSUMITOMO METAL IND·Filed 1980·Granted May 4, 1982·3 cites·6 claims
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