Inventor · disambiguated record
Eijiro Umemura
Also filed as: UMEMURA EIJIRO
5 granted patents·3 citations·filing 1991–2020
65Inventor score
Top patents by PatentIndex Score
5 records- 0171US10617704B2Effective aminoglycoside antibiotic for multidrug-resistant bacteriaMICROBIAL CHEM RES FOUND·Filed 2016·Granted Apr 14, 2020·1 cites·6 claims
- 0255US11135234B2Effective aminoglycoside antibiotic for multidrug-resistant bacteriaMICROBIAL CHEM RES FOUND·Filed 2020·Granted Oct 5, 2021·0 cites·1 claims
- 0336US5663162ACephem derivativesMEIJI SEIKA CO·Filed 1994·Granted Sep 2, 1997·1 cites·21 claims
- 0431US5527781A4-O-(aminoglycosyl)- or 4,6-di-O-(aminoglycosyl)-2,5-dideoxy-5,5-difluorostreptamine derivativesZAIDAN HOJIN BISEIBUTSU·Filed 1991·Granted Jun 18, 1996·1 cites·12 claims
- 0528US5883089ACephem derivativesMEIJI SEIKA CO·Filed 1996·Granted Mar 16, 1999·0 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Eijiro Umemura files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →