Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Pyridazinone derivatives

Pyridazinone derivatives

US Patent 5110925 · Granted May 5, 1992

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Crystal of spiroketal derivatives and process for preparation of spiroketal deri2015
Method for producing coumarin derivative2015
Crystal of spiroketal derivatives and process for preparation of spiroketal deri2013
Diamine derivative, production process therefor and antioxidant2010
Phenylazole compounds production process and antioxidants2009
Process for the preparation of (e)-3-(1-propenyl)isoxazoline2003
Thienopyrimidine compounds and salts thereof and process for the preparation of 2002
Phenylazole compounds, process for producing the same and drugs for hyperlipemia2002
N-substituted imidazol derivative1999
Optically active compound1999
Preventive agent for platelet aggregation1997
Multicolor thermosensitive image transfer sheet and recording method using the s1993