Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Oxide catalyst and process for producing maleic anhydride by using oxide catalyst

Oxide catalyst and process for producing maleic anhydride by using oxide catalyst

US Patent 5498731 · Granted Mar 12, 1996

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Glass fine particle deposit and method for manufacturing glass preform2024
Optical fiber sheet2015
Lithium managanese oxide, cathode material for lithium secondary battery, cathod2004
Single-mode optical fibers and fabrication methods thereof2003
Drum type washing machine2003
Drum type washing machine2003
Drum type washing machine2003
Drum type washing machine with drying function2003
Drum type washing machine with aligning structure for rotor and stator of drive 2002
Method for gas phase catalytic oxidation of hydrocarbon2001
Method and apparatus for treating combustion exhaust gases2000
Increasing a fluorine compound flow rate during a VAD process1999