Inventor · disambiguated record

Bruce E. Penning

Also filed as: PENNING BRUCE E

2 granted patents·198 citations·filing 1998–2002

70Inventor score

Technology areasA62B

Files with3M INNOVATIVE PROPERTIES CO2

Top patents by PatentIndex Score

2 records

0195US6584976B2Face mask that has a filtered exhalation valve3M INNOVATIVE PROPERTIES CO·Filed 1998·Granted Jul 1, 2003·166 cites·147 claims
0282US6805124B2Face mask that has a filtered exhalation valve3M INNOVATIVE PROPERTIES CO·Filed 2002·Granted Oct 19, 2004·32 cites·72 claims

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