BB

Brian E. Butters

1O 1934612 Ontario: 12 patents #1 of 3Top 35%
PT Purifics Environmental Technologies: 9 patents #1 of 4Top 25%
Overall (All Time): #142,455 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
5554300 Purification system Anthony L. Powell 1996-09-10
5462674 Method and system for photocatalytic decontamination Anthony L. Powell 1995-10-31