| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 5 | |
| #2 | Austria | 2 | |
| #3 | Hong Kong | 2 | |
| #4 | Belgium | 1 | |
| #5 | China | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | France | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | Singapore | 1 | |
| #10 | Taiwan | 1 | |
| #11 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machine tools | |
| #3 | Measurement | |
| #4 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Machines for making railways | |
| #2 | Grinding or polishing devices | |
| #3 | Railway equipment | |
| #4 | Analysing materials | |
| #5 | Special measuring |
| # | Name | Total Patents |
|---|---|---|
| #1 | Meroz Jean-Jacques | 4 |
| #2 | Jaeggi Jean-Pierre | 3 |
| #3 | Jean-Jacques Meroz | 2 |
| #4 | Romolo Panetti | 2 |
| #5 | M Jean-Jacques | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CH698609B1 | Device for reshaping railway rails with waste collection. | |
| CH690963A5 | A device for finishing the reprofiling means and continuously from the surface of the head of at least one rail of a railway track. | |
| CH690851A5 | Apparatus for measuring internal defects of a rail by ultrasound. |