Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Functional magnetic microspheres

Functional magnetic microspheres

US Patent 4285819 · Granted Aug 25, 1981

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Polymer electrolyte membrane assembly for fuel cells2002
Polymer electrolyte membrane assembly for fuel cells2002
Polymer electrolyte membrane assembly for fuel cells2000
HSPES membrane electrode assembly2000
Cyanoresin, cyanoresin/cellulose triacetate blends for thin film, dielectric cap1996
Cellulose triacetate, thin film dielectric capacitor1995
High energy density and high power density ultracapacitors and supercapacitors1995
Biaxially-oriented polycarbonate film for capacitors1991
Production of monodisperse, polymeric microspheres1990
Magnetic particles1987
Polyacrolein microspheres1987
Polyacrolein microspheres1986