3m Innovative Properties Company

Chambermax L. L. C.

Other

Cuno, Inc.

3m Innovation Properties Company

Brian D Gale

Alonso M Hernandez

Nicolas A Echeverri

Angela L Pan

Andrew R Fox

Michael Alan Meis

Karl J Fritze

Aaron P Thompson

David R Dow

Mark A Sanocki

Himanshu Jasuja

Nicolas W Tremain

David A Sohm

Johannes N Gaston

Judd D Olson

Laurence W Bassett

Douglas J VanOrnum

Hugh McTavish

Richard Allan Kirchner

Stephan A Hawthorne

Connor M Pelletier-Sutton

Gregory G Jager

Steven A Beaudry

David M Botts

Abby R Lemon

A powered room air purifier including a non-movable air filter holder. The room air purifier may include at least one guide ramp located at an upper end of the air filter holder. An air filter may be installed into the air filter holder by a combination of translational and rotational movement of the air filter.

Powered room air purifier with easy-loading air filter

A powered room air purifier with a visual indicator of air quality, the visual indicator including: a reflector that defines a forwardly-open-ended reflecting cavity and that includes at least one through-opening in a floor or ceiling of the reflector; at least one diffuser layer that covers the forward opening of the forward-open-ended reflecting cavity; and, at least one LED light source that is positioned within the at least one through-opening, the LED light source and the reflector being configured so that the LED light source is shielded from line-of-sight view along a forward-rearward axis of the powered room air purifier.

Growing community of inventors

Blaine, MN, United States of America

Brian D Gale