DV

Dirk Verbiest

C3 C3: 2 patents #6 of 25Top 25%
Overall (All Time): #1,601,412 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D511993 Octagonal-shaped diamond — 2005-11-29
5762896 Silicon carbide gemstones Charles Eric Hunter 1998-06-09
5723391 Silicon carbide gemstones Charles Eric Hunter 1998-03-03