HW

Heinrich Winkeler

DA Degussa Ag: 1 patents #925 of 2,007Top 50%
📍 Wesseling, DE: #37 of 88 inventorsTop 45%
Overall (All Time): #3,900,109 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4915742 Iron blue pigment, process for its pigmentation and use Everhard Gratzfeld, Eva Clausen 1990-04-10