DH

Donald R. Hollingsworth

Chevron: 2 patents #1,772 of 4,788Top 40%
📍 Kansas City, MO: #335 of 1,876 inventorsTop 20%
🗺 Missouri: #5,256 of 23,789 inventorsTop 25%
Overall (All Time): #1,278,627 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6023382 Portable underwater viewer with magnifying capabilities Chester W. Champion 2000-02-08
5262562 Polyether glycol production by polymerization of tetrahydrofuran John F. Knifton 1993-11-16
5214155 Method for 1,2-substituted imidazoline compositions Jeffrey Edwards 1993-05-25
PP5718 Peony plant 1986-04-15