CR

Calvin Rushforth

KH Kennecott Holdings: 2 patents #21 of 138Top 20%
NE Northern Research & Engineering: 2 patents #10 of 30Top 35%
Overall (All Time): #1,303,818 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4718702 Expansible coupling Walter L. Brassert 1988-01-12
4717075 Particulate dispersion apparatus Anthony F. Carter, Walter L. Brassert, Arnold M. Heitmann 1988-01-05
4531568 Fluid cooled casting apparatus having improved fluid seal 1985-07-30
4301857 Oscillating mold casting apparatus 1981-11-24