RH

Roelof Martinus Hakkert

Overall (All Time): #2,242,128 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6119382 Display device 2000-09-19
5819452 Display device 1998-10-13