Inventor

NIINO YOSHIKO

JP9 patents

⚠️ This page may combine multiple inventors who share the name “NIINO YOSHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WAKUNAGA PHARMA CO LTD

7 patents

US6156903ADec 5, 2000

Pyridonecarboxylic acid derivatives or their salts, and antibacterial agents containing the same as their effective components

WAKUNAGA PHARMA CO LTD30 citations91

US6133284AOct 17, 2000

Pyridonecarboxylic acid derivatives or their salts, and antibacterial agents containing the same as their effective components

WAKUNAGA PHARMA CO LTD30 citations91

US6136823AOct 24, 2000

Pyridonecarboxylic acid derivatives or salts thereof and drugs containing the same as the active ingredient

WAKUNAGA PHARMA CO LTD12 citations72

US6586420B1Jul 1, 2003

Quinolinecarboxylic acid derivative or its salt

WAKUNAGA PHARMA CO LTD4 citations61

US6211375B1Apr 3, 2001

Pyridonecarboxylic acid derivatives or salts thereof and antibacterial agents containing the same as the active ingredient

WAKUNAGA PHARMA CO LTD4 citations59

US6858625B1Feb 22, 2005

Quinolinecarboxylic acid derivative or salts thereof

WAKUNAGA PHARMA CO LTD1 citations51

US5994575ANov 30, 1999

Phenylenediamines and process for preparing the same

WAKUNAGA PHARMA CO LTD0 citations51

WAKUNAGA PHARMACEUTICALS CO LT

1 patent

US5998436ADec 7, 1999

Pyridonecarboxylic acid derivatives or their salts and antibacterial agent comprising the same as the active ingredient

WAKUNAGA PHARMACEUTICALS CO LT44 citations92

WAKUNAGA SEIYAKU KK

1 patent

US5910498AJun 8, 1999

Pyridonecarboxylic acid derivatives or salts thereof and antibacterial agents comprising the same as active ingredient

WAKUNAGA SEIYAKU KK30 citations92