Assignee
YAMAKAWA CHEMICAL IND
JP·5 granted patents·25 citations·filing 1989–2004
Top patents by PatentIndex Score
5 records- 0162US7119211B2Process for preparing optically active 3-(methylamino)-1-(2-thienyl) propan-1-ol and intermediates for preparationYAMAKAWA CHEMICAL IND·Filed 2004·Granted Oct 10, 2006·4 cites·7 claims
- 0252US5792869AProcess for preparing optically active piperazine derivatives and Intermediates for preparationYAMAKAWA CHEMICAL IND·Filed 1995·Granted Aug 11, 1998·8 cites·11 claims
- 0350US4950772AMethod of racemization of optically active tetrahydrofuran-2-carboxylic acidYAMAKAWA CHEMICAL IND·Filed 1989·Granted Aug 21, 1990·4 cites·6 claims
- 0449US6310242B1Process for preparing D-alloisoleucine and intermediates for preparationYAMAKAWA CHEMICAL IND·Filed 1999·Granted Oct 30, 2001·5 cites·20 claims
- 0545US6342636B1Process for preparing optically active amines and optically active carboxylic acids, and intermediates for preparationYAMAKAWA CHEMICAL IND·Filed 1998·Granted Jan 29, 2002·4 cites·6 claims
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