Inventor · disambiguated record
Takaharu Itagaki
Also filed as: ITAGAKI TAKAHARU
16 granted patents·482 citations·filing 1979–1993
95Inventor score
Files withMITSUBISHI CHEM IND16
Top patents by PatentIndex Score
16 records- 0191US4857576AMethod for rendering a flammable polymer material flame-resistantMITSUBISHI CHEM IND·Filed 1986·Granted Aug 15, 1989·56 cites·16 claims
- 0290US4808683AVinylamine copolymer, flocculating agent using the same, and process for preparing the sameMITSUBISHI CHEM IND·Filed 1987·Granted Feb 28, 1989·58 cites·5 claims
- 0389US4863972APorous cross-linked polyvinyl alcohol particles, process for producing the same, and separating agent composed of the sameMITSUBISHI CHEM IND·Filed 1987·Granted Sep 5, 1989·78 cites·5 claims
- 0484US4957977AVinylamine copolymer, flocculating agent etc.MITSUBISHI CHEM IND·Filed 1990·Granted Sep 18, 1990·49 cites·20 claims
- 0583US5037927AVinylamine copolymer and process for producing sameMITSUBISHI CHEM IND·Filed 1988·Granted Aug 6, 1991·48 cites·9 claims
- 0682US5064909AVinylamine copolymer, flocculating agent and paper strength increasing agent using the same, as well as process for producing the sameMITSUBISHI CHEM IND·Filed 1990·Granted Nov 12, 1991·30 cites·9 claims
- 0781US4350773AWeakly acidic cation exchange resin and process for producing sameMITSUBISHI CHEM IND·Filed 1981·Granted Sep 21, 1982·31 cites·15 claims
- 0881US4306031AWeakly acidic cation exchange resin and process for producing sameMITSUBISHI CHEM IND·Filed 1980·Granted Dec 15, 1981·31 cites·13 claims
- 0979US4543365AMethod for increasing the porosity of a cross-linked copolymerMITSUBISHI CHEM IND·Filed 1985·Granted Sep 24, 1985·32 cites·4 claims
- 1059US4696745ASeparating agent with fluoroalkyl groupMITSUBISHI CHEM IND·Filed 1986·Granted Sep 29, 1987·17 cites·10 claims
- 1154US4937083AFeed additive for ruminantsMITSUBISHI CHEM IND·Filed 1988·Granted Jun 26, 1990·20 cites·8 claims
- 1251US4251442AMethod for synthesis of penicillinMITSUBISHI CHEM IND·Filed 1979·Granted Feb 17, 1981·2 cites·5 claims
- 1349US4495250AAnion exchange resin of surface functional type and the process for producing the sameMITSUBISHI CHEM IND·Filed 1983·Granted Jan 22, 1985·9 cites·22 claims
- 1447US4976976AFeed additive for ruminantsMITSUBISHI CHEM IND·Filed 1989·Granted Dec 11, 1990·14 cites·10 claims
- 1538USRE34713EVinylamine copolymer flocculating agent etc.MITSUBISHI CHEM IND·Filed 1992·Granted Aug 30, 1994·5 cites·20 claims
- 1634USRE34903EVinylamine copolymer, flocculating agent and paper strength increasing agent using the same, as well as process for producing the sameMITSUBISHI CHEM IND·Filed 1993·Granted Apr 11, 1995·2 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →