RH

Robert E. HOLLER

3M: 2 patents #5,326 of 11,543Top 50%
📍 Cottage Grove, MN: #173 of 362 inventorsTop 50%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #1,960,754 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10040621 Filtering face-piece respirator dispenser Dean R. Duffy 2018-08-07
9536209 Tracking compliance of personal protection articles Susan E. PETERS, Lawrence J. Ptasienski, Neal A. Rakow, Cristina U. Thomas 2017-01-03