Inventor · disambiguated record
Yuzo Sumida
Also filed as: SUMIDA YUZO
7 granted patents·385 citations·filing 1976–1997
89Inventor score
Files withKAO CORP7
Top patents by PatentIndex Score
7 records- 0187US4727097AProcess for preparing highly reactive, water-absorptive resinKAO CORP·Filed 1986·Granted Feb 23, 1988·48 cites·13 claims
- 0286US4497930AProcess for producing highly water absorptive polymerKAO CORP·Filed 1983·Granted Feb 5, 1985·130 cites·11 claims
- 0374US5879589AProcess for antistatic treatment of resin and antistatic resin compositionKAO CORP·Filed 1997·Granted Mar 9, 1999·26 cites·21 claims
- 0474US4459396AProcess for producing water-absorbent materials having excellent water absorption propertiesKAO CORP·Filed 1982·Granted Jul 10, 1984·81 cites·16 claims
- 0572US4666975AAbsorptive materialKAO CORP·Filed 1985·Granted May 19, 1987·81 cites·5 claims
- 0653US4081493AResin composition having resistance to hydrolysisKAO CORP·Filed 1976·Granted Mar 28, 1978·13 cites·12 claims
- 0746US4639491ADispersion stabilizer for water-in-oil suspension polymerizationKAO CORP·Filed 1985·Granted Jan 27, 1987·6 cites·7 claims
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