| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 9 | |
| #2 | United States | 3 | |
| #3 | Switzerland | 1 | |
| #4 | German Democratic Republic | 1 | |
| #5 | Spain | 1 | |
| #6 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Measurement | |
| #3 | Chemical engineering | |
| #4 | Machine tools | |
| #5 | Pharmaceuticals | |
| #6 | Packaging and shipping | |
| #7 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Analysing materials | |
| #2 | Diagnosis and surgery | |
| #3 | Presses | |
| #4 | Medical preparations | |
| #5 | Chemical or physical processes | |
| #6 | Medical purpose containers | |
| #7 | Syringes | |
| #8 | Household appliances | |
| #9 | Containers for goods storage | |
| #10 | Mixing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Koehler Hans | 13 |
| #2 | Schmidt Erwin | 1 |
| #3 | Köhler Hans | 1 |
| #4 | Klimant Ingo | 1 |
| #5 | Lochmann Klaus | 1 |
| #6 | Hans Koehler | 1 |
| #7 | Freitag Dieter | 1 |
| #8 | Koehler Hansjoachim | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DD153721A1 | Method for increasing the volumetric efficiency of turning piston machines through forming materials | |
| DE1812567A1 | Granulation of organic cpds using steam | |
| GB190603179A | Improvements in Taps for Wine Casks. |