Inventor
Hans-Peter Biermann
Inventor
Krefeld, DE
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B22Fprimary
B22FWorking metallic powder13%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds13%
C09CTreatment of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties13%
H01FMagnets13%
Y10TTechnical subjects covered by former us classification13%
B01DSeparation7%
C01GCompounds containing metals not covered by subclasses c01d or c01f7%
C25DProcesses for the electrolytic or electrophoretic production of coatings7%
G11BInformation storage based on relative movement between record carrier and transducer7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1993Patents assigned to BAYER AG (5)· patent assignee history
1982–1993Based in Krefeld, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BAYER AG | 5 | 1982–1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| Krefeld, DE | 5 | 1982–1993 |