Inventor · disambiguated record
Takahisa Maruyama
Also filed as: MARUYAMA TAKAHISA
8 granted patents·24 citations·filing 1999–2016
80Inventor score
Top patents by PatentIndex Score
8 records- 0177US6825187B2Carbapenem derivatives of quarternary salt typeMEIJI SEIKA KAISHA·Filed 2001·Granted Nov 30, 2004·12 cites·13 claims
- 0268US6677331B2Carbapenem derivativesMEIJI SEIKA KAISHA·Filed 2002·Granted Jan 13, 2004·4 cites·24 claims
- 0361US6908913B2Carbapenem derivativesMEIJI SEIKA KAISHA·Filed 2001·Granted Jun 21, 2005·1 cites·9 claims
- 0458US7687490B22-thioethenyl substituted carbapenem derivativesMEIJI SEIKA KAISHA·Filed 2006·Granted Mar 30, 2010·0 cites·12 claims
- 0553US8344154B22-thioethenyl substituted carbapenem derivativesMEIJI SEIKA KAISHA·Filed 2010·Granted Jan 1, 2013·0 cites·6 claims
- 0648US6458780B1Carbapenem derivativesMEIJI SEIKA KAISHA·Filed 1999·Granted Oct 1, 2002·7 cites·2 claims
- 0737US6680313B2Carbapenum derivativesMEIJI SEIKA KAISHA·Filed 2001·Granted Jan 20, 2004·0 cites·11 claims
- 0832US10301343B2Method of producing epirubicin and novel production intermediate thereofMEIJI SEIKA PHARMA CO LTD·Filed 2016·Granted May 28, 2019·0 cites·9 claims
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