Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Red phosphorus flame retardant and nonflammable resinous composition containing the same

Red phosphorus flame retardant and nonflammable resinous composition containing the same

US Patent 4879067 · Granted Nov 7, 1989

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Fluorite production method2016
Photoelectric conversion module with isolating groove at each gap between adjace2013
Autofocus system2012
Automatic focusing system using a magnification or reduction optical system2012
Auto focus system that controls focusing speeds and movements based on image con2011
Autofocus system2010
AF-area display apparatus and AF-area operation apparatus2010
Lens control system, lens controller, and operating apparatus2010
Auto focus system2009
Auto focus system2008
Lens apparatus2006
Position determining device2005