Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Chiba; Katsumi
Address:
Osaka, JP
No. of patents:
4
Patents:












Patent Number Title Of Patent Date Issued
6017911 Pyridonecarboxylic acid derivatives and intermediates for the synthesis thereof January 25, 2000
This invention relates to pyridonecarboxylic acid derivatives of the following general formula, esters thereof and salts thereof, as well as pharmaceutical preparations containing them. ##STR1## wherein: R is cycloalkyl which may be substituted by halogen, or the like;X is hydrogen,
5990106 Bicyclic amino group-substituted pyridonecarboxylic acid derivatives, esters thereof and salts t November 23, 1999
This invention relates to bicyclic amino group-substituted pyridonecarboxylic acid derivatives of the general formulaesters thereof and salts thereof, wherein: Pri is a pyridonecarboxylic acid residue, and A is a bicyclic amino group represented by the following formula and joined to the
5817669 Compounds, processes for the preparation thereof and anti-tumor agents October 6, 1998
This invention relates to pyridone-carboxylic acid derivatives of the following formula or salts thereof: ##STR1## wherein R.sub.1 is a hydrogen atom, a halogen atom, etc.,R.sub.2 is a carboxyl group etc.,R.sub.3 is a hydrogen atom etc.,A is a nitrogen atom or CH,m is 1 or 2, andY is an
4738968 1,8-naphthyridine derivatives useful as anti-bacterial agents April 19, 1988
The present invention relates to a 1,8-naphthyridine derivative of the formula ##STR1## wherein X is a fluorine or chlorine atom, and R is a hydrogen atom, or a methyl or ethyl group;and esters thereof and salts thereof are processes for preparation thereof. These compounds show










 
 
  Recently Added Patents
Semiconductor power amplifier
Pre-fetching map data using variable map tile radius
Method and apparatus for content-aware resizing of data chunks for replication
Device and method for quantizing and inverse quantizing LPC filters in a super-frame
Advertisement in operating system
System for setting programmable parameters for an implantable hypertension treatment device
Synchronization scheduling apparatus and method in real-time multi-core system
  Randomly Featured Patents
Systems and methods for microelectromechanical system based fluid ejection
Coating process for a light-emitting diode (LED)
Surface treatment for image capture device
Apparatus and method for transforming a multiple layered bed of pieces into a thinner layer
Magnetic recording medium
Optical module and optical module package
Electronic shutter for a CCD image sensor
In-call, audible call waiting
Method and system for improved database disaster recovery
Optical module holder, optical module, and optical connector