Inventor · disambiguated record
Yumiko Toyooka
Also filed as: TOYOOKA YUMIKO
3 granted patents·15 citations·filing 1996–1998
65Inventor score
Top patents by PatentIndex Score
3 records- 0145US5990101ACarbapenem derivativesMEIJI SEIKA CO·Filed 1996·Granted Nov 23, 1999·4 cites·14 claims
- 0243US6310056B1Carbapenem derivativesMEIJI SEIKA KAISHA·Filed 1998·Granted Oct 30, 2001·6 cites·29 claims
- 0342US6180622B1Imidazo[5,1-b]thiazol-3-yl carbapenem antimicrobialsMEIJI SEIKA KAISHA·Filed 1997·Granted Jan 30, 2001·5 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →