Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for purification and treatment of air

Method and apparatus for purification and treatment of air

US Patent 11406931 · Granted Aug 9, 2022

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and apparatus for purification and treatment of air2019
Phosphine-containing hydrogel contact lenses2018
Silicone hydrogel contact lenses for sustained release of beneficial polymers2016
Multi-layer device for selectively determining magnesium ion2016
Materials for use in ophthalmic applications and methods2014
Phosphine-containing hydrogel contact lenses2014
Washer and decontaminator with lid control2013
Wettable hydrogel materials for use in ophthalmic applications and methods2013
Integrator system and method for rapidly determining effectiveness of a germicid2013
Washer and decontaminator with lid control2010
Monitoring of cleaning process2009
Liquid measuring device2009