Inventor · disambiguated record
Haruhiko Hisada
Also filed as: HISADA HARUHIKO
7 granted patents·85 citations·filing 1973–1997
85Inventor score
Top patents by PatentIndex Score
7 records- 0183US5430081AFire retardant additive and fire retardant thermoplastic resin compositionSUMITOMO CHEMICAL CO·Filed 1994·Granted Jul 4, 1995·30 cites·20 claims
- 0280US4006118AFlame-retardant thermoplastic polymer compositionsMARUBISHI OIL CHEMICAL·Filed 1973·Granted Feb 1, 1977·18 cites·10 claims
- 0369US4777297AProcess for preparing bis-(4-hydroxy-3,5-dibromophenyl)-sulfone derivativesMARUBISHI OIL CHEMICAL·Filed 1986·Granted Oct 11, 1988·10 cites·5 claims
- 0453US4719045AFlame retardants for polyolefinsMARUBISHI OIL CHEMICAL·Filed 1986·Granted Jan 12, 1988·10 cites·6 claims
- 0544US5068446AProcess for preparation of dibromopropyl ether compound having high melting pointMARUBISHI OIL CHEMICAL·Filed 1990·Granted Nov 26, 1991·3 cites·5 claims
- 0643US5703167AModifier for resin and rubberMARUBISHI OIL CHEMICAL·Filed 1997·Granted Dec 30, 1997·11 cites·7 claims
- 0736US3948860AProcess for the production of flame-retardant polyurethanesMARUBISHI OIL CHEMICAL·Filed 1974·Granted Apr 6, 1976·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →