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
Portable computer display structures
Method for eliciting an immune response to human telomerase reverse transcriptase
Conductor-mixed active electrode material, electrode structure, rechargeable battery, and manufacturing method of conductor-mixed active electrode material
Systems and methods for synchronizing and controlling multiple image sensors
Automated incorporation of expert feedback into a monitoring system
Simultaneous enhancement of transmission loss and absorption coefficient using activated cavities
Method for fabrication of a semiconductor device and structure
  Randomly Featured Patents
Plasma display device and method for driving the same
Apparatus for the extrusion of patterned sheets or panels of thermoplastic synthetic resin compositions
Method and apparatus for clock uncertainly minimization
Stacker
Display device having demultiplexer
Viscous fluid clutch
Collection assemblies, laminates, and autosensor assemblies for use in transdermal sampling systems
Devices for converting rotary movement to linear movement
1-And/or 7-substituted-6-hydroxy (or oxo)-3-decahydroquinoline carboxylic acids
Earwig trap