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
Method and system for dynamic storage tiering using allocate-on-write snapshots
Clock distribution circuit
Promoting content
Interconnect, bus system with interconnect and bus system operating method
Cineole
Voltage regulator structure that is operationally stable for both low and high capacitive loads
Selenium/group 3A ink and methods of making and using same
  Randomly Featured Patents
Methods of screening disorders related to apoE
Elevated roll center trailing arm suspension for motor vehicles
Shoe bracket assembly for vertical shaft impact crushing machines
Fast-growing shrub willow named `Owasco`
Method and apparatus for adjusting pilot signal relative to input signal
Router device for efficient routing with congestion minimized
Personal area network implementation within an infrastructure network
Organometallic compositions
Wire bonding method
Method and apparatus for obtaining correction values for video lines of a video frame