RB

Rich L. Bloom

3M: 1 patents #7,233 of 11,543Top 65%
Overall (All Time): #3,701,564 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5830250 Stepped hot gas filter cartridge Ryan C. Shirk, Troy K. Ista 1998-11-03