SA

Stephen B. Ackers

CC Canica Crushers: 8 patents #1 of 4Top 25%
WT W.S. Tyler: 2 patents #1 of 12Top 9%
📍 Portland, OR: #1,723 of 9,213 inventorsTop 20%
🗺 Oregon: #4,275 of 28,073 inventorsTop 20%
Overall (All Time): #526,740 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
5833153 Rotor assembly for horizontal impact crusher Donley D. Freshwater 1998-11-10
5775609 Horizontal impact crusher having hydraulic cover latch Jennifer Ackers, executor, Donley D. Freshwater 1998-07-07
5248101 Efficient centrifugal impact crusher with dust removal capability and method of using same Neil M. Rose, Brett Rose, William F. Burr 1993-09-28
5184784 Anvil for use in a centrifugal impact crusher Neil M. Rose, William F. Burr, Brett Rose 1993-02-09
5174513 Efficient centrifugal impact crusher with dust removal capability Neil M. Rose, Brett Rose, William F. Burr 1992-12-29
5137220 Mounting apparatus for impeller for a centrifugal impact crusher Brett Rose, William F. Burr 1992-08-11
D254851 Rock crusher table liner Neil M. Rose 1980-04-29
4196908 Seal for centrifugal impack rock crusher Neil M. Rose 1980-04-08
D254256 Rock crusher table liner Neil M. Rose 1980-02-19
D254257 Rock crusher table liner Neil M. Rose 1980-02-19