Inventor · disambiguated record
Tadashi Shirasaka
Also filed as: SHIRASAKA TADASHI · WAGATSUMA KAZUO
12 granted patents·73 citations·filing 1976–1994
87Inventor score
Top patents by PatentIndex Score
12 records- 0185US5082856APyrrolecarboxylic acid derivativesMITSUBISHI CHEM IND·Filed 1989·Granted Jan 21, 1992·25 cites·12 claims
- 0271US5442060ACarboxamide derivativesMITSUBISHI CHEM IND·Filed 1993·Granted Aug 15, 1995·13 cites·7 claims
- 0370US5153217APyrrolealdehyde derivativeMITSUBISHI CHEM IND·Filed 1990·Granted Oct 6, 1992·13 cites·3 claims
- 0464USRE35096EPyrrolecarboxylic acid derivativesMITSUBISHI CHEM CORP·Filed 1994·Granted Nov 21, 1995·20 cites·12 claims
- 0540US4111932AAmino acid derivatives of 6-(2-amino-2-arylacetamido)penicillanic acidsMITSUBISHI CHEM IND·Filed 1976·Granted Sep 5, 1978·1 cites·1 claims
- 0637US4963684AProcess for preparing cotarnineMITSUBISHI CHEM IND·Filed 1989·Granted Oct 16, 1990·1 cites·11 claims
- 0731US4179437AAmino acid derivatives of 6-(2-amino-2-arylacetamido) penicillanic acidsMITSUBISHI CHEM IND·Filed 1978·Granted Dec 18, 1979·0 cites·1 claims
- 0830US4760145ACertain 6,7-methylene dioxydihydro or tetrahydro-isoquinoline derivativesMITSUBISHI CHEM IND·Filed 1986·Granted Jul 26, 1988·0 cites·7 claims
- 0929US4769480ABenzylamine derivativeMITSUBISHI CHEM IND·Filed 1986·Granted Sep 6, 1988·0 cites·10 claims
- 1029US4746747AAnisole derivativesMITSUBISHI CHEM IND·Filed 1986·Granted May 24, 1988·0 cites·13 claims
- 1127US4164577A6-(2-Acylamino-2-arylacetamido)penicillanic acidsMITSUBISHI CHEM IND·Filed 1978·Granted Aug 14, 1979·0 cites·16 claims
- 1225US4220587AAmino acid derivatives of 6-(2-amino-2-arylacetamido)penicillanic acidsMITSUBISHI CHEM IND·Filed 1978·Granted Sep 2, 1980·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →