MS

Mark W. Spencer

AS Arrowhead Systems: 1 patents #5 of 19Top 30%
BC Black Clawson Company: 1 patents #36 of 74Top 50%
Overall (All Time): #869,231 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7845486 Conveyor apparatus Nathan Grams, Randel L. Radandt, Patris E. Vincent 2010-12-07
7823718 Dynamic conveyance device 2010-11-02
5645229 Apparatus for and method of pulping waste paper Donald C. Cheesman 1997-07-08
5593098 Apparatus for and method of pulping waste paper Donald C. Cheesman 1997-01-14
5556041 Apparatus and method for debaling bales Donald C. Cheesman 1996-09-17
5324389 Waste paper disintegration, classification and pulping system 1994-06-28