| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 15 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Audio-visual technology | |
| #3 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Cameras | |
| #2 | Special information storage | |
| #3 | Telephonic communication | |
| #4 | Processing photographic materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fuchs Johann Heinrich | 9 |
| #2 | Diehl Ludwig Paul | 9 |
| #3 | Schneider Karl Hermann | 4 |
| #4 | Darmstadt Rohrbach Ueber | 1 |
| #5 | Lantelme Philipp | 1 |
| #6 | Schneider Hermann | 1 |
| #7 | Rabe Erich | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE1176889B | Three-legged magnetic head | |
| DE1114543B | Phone adapter | |
| DE1092769B | Adhesive film drawer | |
| DE1094589B | Archive for film or tape reels | |
| DE1100467B | Storage or transport container for video or audio tapes | |
| DE1093104B | Magnetic heads and their assembly method |