Inventor · disambiguated record
Koichi Hatada
Also filed as: HATADA KOICHI
12 granted patents·238 citations·filing 1983–1997
92Inventor score
Top patents by PatentIndex Score
12 records- 0187US4818394ASeparating agentDAICEL CHEM·Filed 1988·Granted Apr 4, 1989·48 cites·20 claims
- 0287US4619970ASeparation agentDAICEL CHEM·Filed 1985·Granted Oct 28, 1986·38 cites·19 claims
- 0385US4861872AAlkyl-phenylcarbamate derivative of polysaccharideDAICEL CHEM·Filed 1988·Granted Aug 29, 1989·44 cites·17 claims
- 0479US4912205AAlkyl-substituted phenylcarbamate derivative of polysaccharideDAICEL CHEM·Filed 1987·Granted Mar 27, 1990·25 cites·9 claims
- 0577US5202433APolysaccharide derivatives as separating agentsDAICEL CHEM·Filed 1990·Granted Apr 13, 1993·27 cites·8 claims
- 0672USRE34457ESeparating agentDAICEL CHEM·Filed 1992·Granted Nov 30, 1993·29 cites·21 claims
- 0758USRE38435ESeparating agentDAICEL CHEM·Filed 1997·Granted Feb 24, 2004·6 cites·28 claims
- 0843US5135653AOptical resolution with β-1,4-xylan dibenzoateDAICEL CHEM·Filed 1991·Granted Aug 4, 1992·2 cites·2 claims
- 0942US4523000ACopolymers, process for the preparation thereof and ionizing radiation sensitive resist using such copolymersASAHI CHEMICAL IND·Filed 1983·Granted Jun 11, 1985·6 cites·32 claims
- 1038US5032277AOptical resolution with β-1,4-mannan tribenzoateDAICEL CHEM·Filed 1990·Granted Jul 16, 1991·6 cites·2 claims
- 1138US4931184AOptical resolution with tribenzoyl-b-1,4-chitosanDAICEL CHEM·Filed 1988·Granted Jun 5, 1990·4 cites·2 claims
- 1236US4559389AGraft copolymers, process for the preparation thereof and ionizing radiation sensitive resist using such copolymersASAHI CHEMICAL IND·Filed 1985·Granted Dec 17, 1985·3 cites·37 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →