Inventor
Hubert Fehrenbach
Inventor
Kehl, DE
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer27%
Y10TTechnical subjects covered by former us classification20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
B23PMetal-working not otherwise provided for7%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling7%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding7%
B29CShaping or joining of plastics7%
B31BMaking containers of paper, cardboard or material worked in a manner analogous to paper7%
B31FMechanical working or deformation of paper, cardboard or material worked in a manner analogous to paper7%
PatentTitleYear
4,822,327'Jacket for a flexible magnetic disk and production of the jacket'19894,796,137'Protective jacket for a disk-shaped recording medium'19894,755,901'Protective jacket for a disk-shaped recording medium'19884,688,129'Protective jacket for a disk-shaped recording medium'19874,671,145'Method and apparatus for the surface machining of substrate plates for magnetic memory plates'19874,347,091'Apparatus for the production of jackets for recording disks'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1989Patents assigned to BASF AG (6)· patent assignee history
1982–1989Based in Kehl, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BASF AG | 6 | 1982–1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kehl, DE | 6 | 1982–1989 |