RF

Ralf Fischer

IBM: 1 patents #741 of 3,003Top 25%
📍 Bad Salzdetfurth, DE: #4 of 5 inventorsTop 80%
Overall (1994): #80,680 of 165,921Top 50%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5291028 Optical device for sensing marks on a surface using green light impinging at least sixty-five degrees to the normal David A. Droge, Marcus Spieth 1994-03-01