Inventor · disambiguated record
Yoshihiko Sunami
Also filed as: SUNAMI YOSHIHIKO · TSUYUGUCHI MICHIO
10 granted patents·135 citations·filing 1976–1988
90Inventor score
Top patents by PatentIndex Score
10 records- 0187US4874564AMolding process and device thereforSUMITOMO METAL IND·Filed 1987·Granted Oct 17, 1989·50 cites·16 claims
- 0264US4402824AProcess for refining coal-based heavy oilsSUMITOMO METAL IND·Filed 1981·Granted Sep 6, 1983·17 cites·9 claims
- 0359US4178215AMethod of manufacturing blast furnace cokeSUMIKIN COKE CO LTD·Filed 1976·Granted Dec 11, 1979·15 cites·15 claims
- 0454US4671907AMethod of manufacturing carbon materialsSUMITOMO METAL IND·Filed 1985·Granted Jun 9, 1987·14 cites·7 claims
- 0551US5066384AProcess for refining coal-derived heavy carbonaceous materialsSUMITOMO METAL IND·Filed 1988·Granted Nov 19, 1991·9 cites·14 claims
- 0650US4272324AProcess for producing shaft furnace cokesSUMITOMO METAL IND·Filed 1979·Granted Jun 9, 1981·5 cites·7 claims
- 0750US4073625AProcess for preparing briquettesSUMITOMO METAL IND·Filed 1976·Granted Feb 14, 1978·11 cites·12 claims
- 0840US4437974ACoal liquefaction processSUMITOMO METAL IND·Filed 1982·Granted Mar 20, 1984·7 cites·17 claims
- 0939US4303498AProcess for manufacture of solvent for coal liquefactionSUMITOMO METAL IND·Filed 1980·Granted Dec 1, 1981·6 cites·2 claims
- 1027US4326946AProcess for manufacture of solvent for coal liquefactionSUMITOMO METAL IND·Filed 1980·Granted Apr 27, 1982·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →