Inventor
PETERSON JANE K
US4 patents
Patents
4 patentsUS6584976B2Jul 1, 2003
Face mask that has a filtered exhalation valve
3M INNOVATIVE PROPERTIES CO166 citations97
US6805124B2Oct 19, 2004
Face mask that has a filtered exhalation valve
3M INNOVATIVE PROPERTIES CO32 citations91
US6436529B1Aug 20, 2002
Elatomeric laminates and composites
3M INNOVATIVE PROPERTIES CO71 citations91
US6026511AFeb 22, 2000
Protective article having a transparent shield
3M INNOVATIVE PROPERTIES CO54 citations91