William W. Heyob

RO Rotex: 1 patents #8 of 16Top 50%

Overall (All Time): #3,617,001 of 4,157,543Top 90%

Patents All Time

Issued Patents All Time

Patent #	Title	Co-Inventors	Date
6070736	Sealing mechanism and method for screening machines	Brady P. Ballman	2000-06-06