WB

William H. Boyle

EN Envirex: 4 patents #5 of 52Top 10%
Overall (All Time): #1,286,124 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5766484 Dissolved gas floatation device Peter J. Petit, Charles S. Applegate 1998-06-16
5593589 Clarifier 1997-01-14
5470475 Clarifier 1995-11-28
4555340 Excess overflow orifice tubes 1985-11-26