Inventor · disambiguated record
Kimiyo Ohtsu
Also filed as: OHTSU KIMIYO
4 granted patents·31 citations·filing 1989–1992
75Inventor score
Files withKAWASAKI STEEL CO4
Top patents by PatentIndex Score
4 records- 0147US5191049ACopolymer of polymerizable components in naphtha oil and maleic anhydride, process for producing said copolymer, and derivatives thereofKAWASAKI STEEL CO·Filed 1991·Granted Mar 2, 1993·9 cites·7 claims
- 0246US5179170ADispersant and cement admixtureKAWASAKI STEEL CO·Filed 1989·Granted Jan 12, 1993·9 cites·10 claims
- 0344US5166275ACopolymer of polymerizable components in naphtha oil and maleic anhydride, process for producing said copolymers, and derivatives thereofKAWASAKI STEEL CO·Filed 1992·Granted Nov 24, 1992·6 cites·2 claims
- 0442US5229449ACopolymer of polymerizable components in naphtha oil and maleic anhydride, process for producing said copolymer, and derivatives thereofKAWASAKI STEEL CO·Filed 1992·Granted Jul 20, 1993·7 cites·5 claims
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