Inventor · disambiguated record
Yuzo Hirao
Also filed as: HIRAO YUZO
10 granted patents·157 citations·filing 1987–2005
89Inventor score
Top patents by PatentIndex Score
10 records- 0186US6133284APyridonecarboxylic acid derivatives or their salts, and antibacterial agents containing the same as their effective componentsWAKUNAGA PHARMA CO LTD·Filed 1999·Granted Oct 17, 2000·30 cites·3 claims
- 0286US5998436APyridonecarboxylic acid derivatives or their salts and antibacterial agent comprising the same as the active ingredientWAKUNAGA PHARMACEUTICALS CO LT·Filed 1996·Granted Dec 7, 1999·44 cites·11 claims
- 0385US6156903APyridonecarboxylic acid derivatives or their salts, and antibacterial agents containing the same as their effective componentsWAKUNAGA PHARMA CO LTD·Filed 1999·Granted Dec 5, 2000·30 cites·5 claims
- 0473US5910498APyridonecarboxylic acid derivatives or salts thereof and antibacterial agents comprising the same as active ingredientWAKUNAGA SEIYAKU KK·Filed 1995·Granted Jun 8, 1999·30 cites·12 claims
- 0568US6586420B1Quinolinecarboxylic acid derivative or its saltWAKUNAGA PHARMA CO LTD·Filed 2000·Granted Jul 1, 2003·4 cites·15 claims
- 0661US6858625B1Quinolinecarboxylic acid derivative or salts thereofWAKUNAGA PHARMA CO LTD·Filed 2000·Granted Feb 22, 2005·1 cites·10 claims
- 0753US6136823APyridonecarboxylic acid derivatives or salts thereof and drugs containing the same as the active ingredientWAKUNAGA PHARMA CO LTD·Filed 1997·Granted Oct 24, 2000·12 cites·3 claims
- 0847US6211375B1Pyridonecarboxylic acid derivatives or salts thereof and antibacterial agents containing the same as the active ingredientWAKUNAGA PHARMA CO LTD·Filed 1997·Granted Apr 3, 2001·4 cites·5 claims
- 0939US7713997B2Pyridonecarboxylic acid derivatives or salts thereofWAKUNAGA PHARMA CO LTD·Filed 2005·Granted May 11, 2010·0 cites·16 claims
- 1033US4810422ABile acid derivatives, their salts and production thereofWAKUNAGA SEIYAKU KK·Filed 1987·Granted Mar 7, 1989·2 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Yuzo Hirao 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 →