| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 12 | |
| #2 | Austria | 2 | |
| #3 | Canada | 1 | |
| #4 | Denmark | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Spain | 1 | |
| #7 | Finland | 1 | |
| #8 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Civil engineering | |
| #3 | Measurement | |
| #4 | Medical technology | |
| #5 | Mechanical elements | |
| #6 | Packaging and shipping | |
| #7 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Construction of roads | |
| #2 | Operating tables | |
| #3 | Sanitary equipment | |
| #4 | Milling | |
| #5 | Measuring length, angles and areas | |
| #6 | Mechanically-driven clocks | |
| #7 | Containers for goods storage | |
| #8 | Domestic washing | |
| #9 | Gearing | |
| #10 | Clutches and brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Keller Jean | 10 |
| #2 | Jean Keller | 9 |
| #3 | Holl Wilhelm | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0166689A1 | Material for access roads to building sites or for temporary roadways | |
| ES138191A1 | An improvement in the construction of garages with compartments. | |
| CA352431A | Box closing device |