DN

David Nicholls

EH Eskom Holdings: 2 patents #3 of 22Top 15%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,255,589 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7245688 Cooling system Ivan Drodskie 2007-07-17
7136449 Nuclear reactor plant 2006-11-14
5354052 Hole-in-one detector Glenn D. Pywell 1994-10-11
4808972 Security system with false alarm inhibiting 1989-02-28