LD

Leighton K. Derr

HE Hercules: 1 patents #345 of 715Top 50%
📍 Aurora, IL: #589 of 1,049 inventorsTop 60%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #4,074,733 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4346229 Reaction products of DMT process residue and dipropylene glycol Lyle B. Hawkins, Marlene J. Jones 1982-08-24