Inventor · disambiguated record
Takuo Harato
Also filed as: HARATO TAKUO · KATO HISAKATSU
13 granted patents·332 citations·filing 1977–1999
93Inventor score
Top patents by PatentIndex Score
13 records- 0192US4215094AMethod for the removal of organic substances from alkali metal aluminate solutionSUMITOMO ALUMINIUM SMELTING CO·Filed 1979·Granted Jul 29, 1980·45 cites·11 claims
- 0290US5302368AProcess for preparation of aluminaSUMITOMO CHEMICAL CO·Filed 1991·Granted Apr 12, 1994·80 cites·5 claims
- 0390US4426363AProcess for extracting alumina from aluminous oresSUMITOMO ALUMINIUM SMELTING CO·Filed 1982·Granted Jan 17, 1984·48 cites·2 claims
- 0484US4311486AProcess for producing coarse grains of aluminum hydroxideSUMITOMO ALUMINIUM SMELTING CO·Filed 1980·Granted Jan 19, 1982·32 cites·16 claims
- 0583US4364919AProcess for producing coarse grains of aluminum hydroxideSUMITOMO ALUMINIUM SMELTING CO·Filed 1982·Granted Dec 21, 1982·30 cites·3 claims
- 0666US4201749AMethod for the separation of precipitated aluminum hydroxide from sodium aluminate solutionSUMITOMO ALUMINIUM SMELTING CO·Filed 1979·Granted May 6, 1980·11 cites·6 claims
- 0764US5833865ASedimentation type solid-liquid separatorSUMITOMO CHEMICAL CO·Filed 1997·Granted Nov 10, 1998·33 cites·12 claims
- 0857US6299846B1Process for producing aluminum hydroxide from alumina-containing oreSUMITOMO CHEMICAL CO·Filed 1999·Granted Oct 9, 2001·13 cites·16 claims
- 0955US4128618AProcess for extracting alumina from alumina-containing oresSUMITOMO ALUMINIUM SMELTING CO·Filed 1977·Granted Dec 5, 1978·7 cites·8 claims
- 1054US5545384AProcess for production of aluminum hydroxide from ore containing aluminaSUMITOMO CHEMICAL CO·Filed 1995·Granted Aug 13, 1996·14 cites·13 claims
- 1153US4263261AMethod for the removal of impurities from sodium aluminate solutionSUMITOMO ALUMINIUM SMELTING CO·Filed 1979·Granted Apr 21, 1981·6 cites·10 claims
- 1250US4421615AProcess for producing metallic galliumSUMITOMO ALUMINIUM SMELTING CO·Filed 1982·Granted Dec 20, 1983·7 cites·5 claims
- 1338US4222992AProcess for the removal of sulfur oxides from exhaust gases using slurry of red mud containing calcium ionSUMITOMO ALUMINIUM SMELTING CO·Filed 1979·Granted Sep 16, 1980·6 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →