Inventor
HAYASHI KAZUYA
JP22 patents
⚠️ This page may combine multiple inventors who share the name “HAYASHI KAZUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYAMA CHEMICAL CO LTD
7 patentsUS5935952AAug 10, 1999
Quinolone- or naphthylidone-carboxylic acid derivates or their salts
TOYAMA CHEMICAL CO LTD26 citations92
US6335447B1Jan 1, 2002
Quinolonecarboxylic acid derivatives or salts thereof
TOYAMA CHEMICAL CO LTD24 citations87
US6025370AFeb 15, 2000
Quinolonecarboxylic acid derivatives or salts thereof
TOYAMA CHEMICAL CO LTD19 citations84
US6337399B1Jan 8, 2002
Processes for producing 7-isoindolinequinolonecarboxylic derivatives and intermediates therefor, salts of 7-isoindolinequinolonecarboxylic acids, hydrates thereof, and composition containing the same as active ingredient
TOYAMA CHEMICAL CO LTD8 citations70
US7700623B2Apr 20, 2010
Arylamidine derivative, salt thereof, and antifungal containing these
TOYAMA CHEMICAL CO LTD3 citations54
US7291617B2Nov 6, 2007
Arylamidine derivative or salt thereof
TOYAMA CHEMICAL CO LTD4 citations54
US6482835B2Nov 19, 2002
Processes for producing 7-isoindoline-quinolonecarboxylic acid derivative and its intermediate, as well as salt of 7-isoindoline-quinolonecarboxylic acid derivative, its hydrate and composition comprising the same as active ingredient
TOYAMA CHEMICAL CO LTD0 citations48