| # | Industry | |
|---|---|---|
| #1 | Surface technology and coating | |
| #2 | Measurement | |
| #3 | Materials and metallurgy | |
| #4 | Optics | |
| #5 | Environmental technology | |
| #6 | Machines | |
| #7 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Layered products | |
| #2 | Treatment of glass | |
| #3 | Measuring temperature | |
| #4 | Climate change adaptation technologies | |
| #5 | Unspecified technologies | |
| #6 | Analysing materials | |
| #7 | Nonlinear optics | |
| #8 | Horticulture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kuehl Dr Georg Walter | 11 |
| Publication | Filing date | Title |
|---|---|---|
| DE1244391B | Plastic film with reversibly variable light transmission |