Inventor · disambiguated record
Chizuko Takahashi
Also filed as: TAKAHASHI CHIZUKO
10 granted patents·152 citations·filing 1992–2004
89Inventor score
Top patents by PatentIndex Score
10 records- 0187US5424325AAminoketone derivativesMITSUBISHI CHEM IND·Filed 1993·Granted Jun 13, 1995·41 cites·5 claims
- 0278US5422359Aα-aminoketone derivativesMITSUBISHI CHEM IND·Filed 1993·Granted Jun 6, 1995·41 cites·5 claims
- 0374US5506243ASulfonamide derivativesMITSUBISHI CHEM IND·Filed 1994·Granted Apr 9, 1996·31 cites·11 claims
- 0462US7691883B2Cinnamoyl compound and use of the sameSUMITOMO CHEMICAL CO·Filed 2004·Granted Apr 6, 2010·2 cites·27 claims
- 0559US7989478B2Cinnamoyl compound and use of the sameSUMITOMO CHEMICAL CO·Filed 2004·Granted Aug 2, 2011·1 cites·25 claims
- 0657US5328909ACyclopropenone derivativesMITSUBISHI CHEM IND·Filed 1992·Granted Jul 12, 1994·11 cites·9 claims
- 0753US5639783AKetone derivativesMITSUBISHI CHEM CORP·Filed 1995·Granted Jun 17, 1997·10 cites·5 claims
- 0852US5416117ACyclopropenone derivativesMITSUBISHI CHEM IND·Filed 1994·Granted May 16, 1995·7 cites·2 claims
- 0946US5807860AUrea derivativesMITSUBISHI CHEM CORP·Filed 1996·Granted Sep 15, 1998·4 cites·16 claims
- 1040US5834508AKetone derivativesMITSUBISHI CHEM CORP·Filed 1997·Granted Nov 10, 1998·4 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →