DH

David E. Hookham

MI Mcdermott International: 2 patents #5 of 47Top 15%
Overall (All Time): #1,657,835 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5253403 On-stream time for ebullating bed reactor — 1993-10-19
5211917 On-stream time for ebullating bed reactor — 1993-05-18
D302994 Balanced skateboard scooter Peter C. Hawkes 1989-08-22