Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Magnetic particles and magnetic carrier for electrophotographic developer

Magnetic particles and magnetic carrier for electrophotographic developer

US Patent 6087057 · Granted Jul 11, 2000

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Sliding member and method for producing same2021
Waveguide slot antenna and method for producing same2019
Magnetic iron oxide fine particles, and magnetic particle-containing water dispe2015
Infrared reflecting black pigment, and paint and resin composition using the inf2013
Light source module2013
Paving resin composition, paving asphalt composition, and method for producing p2011
Pharmaceutical raw material2010
Display unit2009
Magnetic iron oxide particles and magnetic toner using the same2006
Magnetic carrier2003
Magnetic particles and magnetic carrier for electrophotographic developer2002
Porous composite particles and process for producing the same2002