UW

Udo Weigand

OR Optische Werke G. Rodenstock: 1 patents #1 of 10Top 10%
RG Rodenstock Gmbh: 1 patents #8 of 16Top 50%
📍 Birkenfeld, DE: #3 of 20 inventorsTop 15%
Overall (2004): #36,334 of 270,089Top 15%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6686468 H-annellated benzo[f]chromenes Claudia Mann, Manfred Melzig 2004-02-03
6683709 Photochromic pyran compounds Claudia Mann, Manfred Melzig 2004-01-27