| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 8 | |
| #2 | United Kingdom | 2 | |
| #3 | Australia | 1 | |
| #4 | France | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Weapons | |
| #2 | Optics | |
| #3 | Measurement | |
| #4 | Medical technology | |
| #5 | Machines | |
| #6 | Transport | |
| #7 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Targets | |
| #2 | Cameras | |
| #3 | Locks | |
| #4 | Unspecified technologies | |
| #5 | Dentistry | |
| #6 | Radio navigation | |
| #7 | Wheelchairs and sledges |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kohler Karl | 9 |
| #2 | Karl Kohler | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3343860A | Inserted door lock | |
| GB1021235A | Stereoscopic cine film projectors | |
| GB776079A | Improvements in or relating to target apparatus for shooting ranges |