Inventor · disambiguated record
Yushin Kataoka
Also filed as: KATAOKA YUSHIN · OKAMOTO MASAHIRO
10 granted patents·107 citations·filing 1975–1985
89Inventor score
Top patents by PatentIndex Score
10 records- 0182US4564659AChelate resin and process for producing the sameSUMITOMO CHEMICAL CO·Filed 1983·Granted Jan 14, 1986·29 cites·6 claims
- 0271US4065362APurification of organic isocyanatesSUMITOMO BAYER URETHANE CO·Filed 1975·Granted Dec 27, 1977·9 cites·21 claims
- 0370US4468374AMethod for recovery of galliumSUMITOMO CHEMICAL CO·Filed 1982·Granted Aug 28, 1984·14 cites·8 claims
- 0468US4565673AProcess for eluting indium from a chelate resin containing adsorbed indiumSUMITOMO CHEMICAL CO·Filed 1984·Granted Jan 21, 1986·15 cites·13 claims
- 0565US4442231AAminophosphonic acid chelate resinSUMITOMO CHEMICAL CO·Filed 1982·Granted Apr 10, 1984·15 cites·4 claims
- 0656US4277566AChelate resin prepared by aftertreatment of aminated resin with polyfunctional compound and amineSUMITOMO CHEMICAL CO·Filed 1979·Granted Jul 7, 1981·9 cites·9 claims
- 0749US4786481AMethod for eluting a metal adsorbed on a chelating agentSUMITOMO CHEMICAL CO·Filed 1985·Granted Nov 22, 1988·8 cites·4 claims
- 0842US4167525AProcess for preparation of aromatic acyl chlorideSUMITOMO CHEMICAL CO·Filed 1978·Granted Sep 11, 1979·2 cites·8 claims
- 0935US4055585APreparation of liquid TDI for compositionsSUMITOMO CHEMICAL CO·Filed 1976·Granted Oct 25, 1977·4 cites·3 claims
- 1033US4605706AProcess for producing a chelate resinSUMITOMO CHEMICAL CO·Filed 1985·Granted Aug 12, 1986·2 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →