DL

Douglas Langton

EM Emf: 4 patents #1 of 14Top 8%
📍 Seattle, WA: #6,841 of 21,776 inventorsTop 35%
🗺 Washington: #23,018 of 76,902 inventorsTop 30%
Overall (All Time): #1,299,082 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5054764 Edge aligner/holder device Gregory Phillips 1991-10-08
4982941 Slotted link side-to-side jogging apparatus Gregory Phillips 1991-01-08
4890825 Paper sheet stacking and jogging apparatus Walter A. McCormick, Wilbur James Kellum, III, Thomas C. Saunders, Gregory Phillips 1990-01-02
4817934 Dual tote sorter and stacker Walter A. McCormick, James Kellum, Steve McKelvy, Greg Phillips 1989-04-04