WS

William R. Schaaf

Overall (All Time): #878,669 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6730217 Magnetic particle separator and method Ray R. Arel 2004-05-04
6355176 Magnetic apparatus for collecting, conveying and releasing magnetic materials and method Ray R. Arel, Donald L. Smith 2002-03-12
6056879 Movable magnetic assembly for collecting and releasing magnetic materials and method Ray R. Arel, Donald L. Smith 2000-05-02
5819949 Apparatus for separating magnetic material and method Ray R. Arel 1998-10-13
5470466 Method and apparatus for removing ferrous particles from coolant fluid during machining 1995-11-28
5427249 Ferrous metal separator for use with a screw extruder and method 1995-06-27