Inventor · disambiguated record
Fujio Masuko
Also filed as: FUJIYOSHI KAZUHIKO · MASUKO FUJIO · TSUJI KOZO
10 granted patents·129 citations·filing 1976–1987
89Inventor score
Top patents by PatentIndex Score
10 records- 0190US4536599ASynthesis of amine derivativesSUMITOMO CHEMICAL CO·Filed 1979·Granted Aug 20, 1985·27 cites·2 claims
- 0290US4152170ACross-linked pullulanHAYASHIBARA BIOCHEM LAB·Filed 1976·Granted May 1, 1979·36 cites·7 claims
- 0386US4727204AProcess for preparing 5-ethylidene-2-norbornene with high qualitySUMITOMO CHEMICAL CO·Filed 1986·Granted Feb 23, 1988·22 cites·18 claims
- 0479US4777309AContinuous process for producing 5-vinyl-2-norborneneSUMITOMO CHEMICAL CO·Filed 1987·Granted Oct 11, 1988·15 cites·8 claims
- 0566US4090016ACarboxylated pullulan and method for producing sameSUMITOMO CHEMICAL CO·Filed 1976·Granted May 16, 1978·10 cites·2 claims
- 0650US4584410AProcess for the preparation of hydroxybenzaldehydesSUMITOMO CHEMICAL CO·Filed 1984·Granted Apr 22, 1986·3 cites·6 claims
- 0750US4172782ARecovery of catalystSUMITOMO CHEMICAL CO·Filed 1978·Granted Oct 30, 1979·10 cites·5 claims
- 0849US4297508AProcess for producing 2 hydroxy-naphthalene-3-carboxylic acidSUMITOMO CHEMICAL CO·Filed 1980·Granted Oct 27, 1981·3 cites·14 claims
- 0946US4220592ASynthesis of substituted phenylacetic acidSUMITOMO CHEMICAL CO·Filed 1978·Granted Sep 2, 1980·3 cites·7 claims
- 1028US4144264AProcess for producing a 3-methyl-2-(4-halophenyl)butyronitrileSUMITOMO CHEMICAL CO·Filed 1977·Granted Mar 13, 1979·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →