Inventor · disambiguated record
Takako Tsukahara
Also filed as: TSUKAHARA TAKAKO
4 granted patents·81 citations·filing 1991–1995
78Inventor score
Top patents by PatentIndex Score
4 records- 0184US5389419AOptical recording medium comprising a dye-incorporated compositionMITSUBISHI CHEM IND·Filed 1994·Granted Feb 14, 1995·35 cites·8 claims
- 0274US5330542ADye-incorporated compositionMITSUBISHI CHEM IND·Filed 1991·Granted Jul 19, 1994·37 cites·8 claims
- 0350US5447823AMetal chelate compound and optical recording medium using the compoundMITSUBISHI CHEM CORP·Filed 1993·Granted Sep 5, 1995·7 cites·3 claims
- 0433US5532342AAzo metal chelate compoundMITSUBISHI CHEM CORP·Filed 1995·Granted Jul 2, 1996·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →