Inventor · disambiguated record

Yumiko Shirakawa

Also filed as: SHIRAKAWA YUMIKO

2 granted patents·8 citations·filing 1991–1993

54Inventor score

Technology areasA01N

Files withCENTRAL GLASS CO LTD2

Top patents by PatentIndex Score

2 records

0144US5292922AN-acyl-N-phenyltetrahydrophthalamic acid derivatives, methods of producing same, and herbicides containing same as effective componentsCENTRAL GLASS CO LTD·Filed 1991·Granted Mar 8, 1994·4 cites·36 claims
0243US5468719AN-acyl-n-phenyltetrahydrophthalamic acid derivatives, methods of producing same, and herbicides containing same as effective componentsCENTRAL GLASS CO LTD·Filed 1993·Granted Nov 21, 1995·4 cites·36 claims

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