DS

Dietrich Speer

DA Degussa Ag: 15 patents #53 of 2,007Top 3%
CF Cerdec Aktiengesellschaft Keramische Farben: 6 patents #1 of 36Top 3%
FE Ferro: 5 patents #41 of 431Top 10%
📍 Langenselbold, DE: #2 of 111 inventorsTop 2%
Overall (All Time): #153,609 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #TitleCo-InventorsDate
5000865 Method for the production of alkaline-earth ferrites and lead ferrites for memory cores Guenter Halbritter, Peter Kleinschmit 1991-03-19