| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 18 | |
| #2 | Belgium | 1 | |
| #3 | Switzerland | 1 | |
| #4 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Transport | |
| #3 | Optics | |
| #4 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Vehicle signalling and lighting | |
| #2 | Non-portable lighting devices | |
| #3 | Optical systems | |
| #4 | Lighting device details | |
| #5 | Advertising | |
| #6 | Electrically-conductive connections | |
| #7 | Motor vehicles | |
| #8 | Cycle accessories |
| # | Name | Total Patents |
|---|---|---|
| #1 | Knipper Hans | 7 |
| #2 | Ullmann Moritz | 7 |
| #3 | Moritz Ullmann | 1 |
| #4 | Braun Werner | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2135059A1 | Stick-on reflector - having foam backing to fix to rough or rounded surfaces | |
| DE1772200A1 | Prism reflector |