Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method of producing ferromagnetic metal powder

Method of producing ferromagnetic metal powder

US Patent 4262037 · Granted Apr 14, 1981

Estimated economic value: $80,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Hydrophilized substrate, dispersion, and making method2013
Preparation of hydrolyzable group-containing organohydrogenpolysiloxane and orga2012
Electrode material for electrochemical capacitor, electrochemical capacitor comp2003
Cleaning agent composition, method for cleaning and use thereof2002
Electrode for capacitor, method for producing the same and capacitor2001
Electrode material for electrochemical capacitor, electrochemical capacitor comp2001
Thermal recording medium1993
Magnetic recording medium1990
Magnetic recording medium1990
Magnetic powder and magnetic recording medium comprising the same1989
Perpendicular magnetic recording medium and fabrication method therefor1988
Process for preparing ferromagnetic particles comprising metallic iron1984