| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 15 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Civil engineering | |
| #3 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Couplings | |
| #2 | Machines for making railways | |
| #3 | Foundations and excavations | |
| #4 | Electrically-conductive connections |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nowikow Iwan Nikolajewitsch | 3 |
| #2 | Liebig Manfred | 3 |
| #3 | Schilow Wadim Alexandrowitsch | 2 |
| #4 | Anissimow Nikolai | 2 |
| #5 | Neumann Guenter | 2 |
| #6 | Schmidt Herbert | 2 |
| #7 | Dzierza Johannes | 1 |
| #8 | Strobach Herbert | 1 |
| #9 | Wolter Wilfried | 1 |
| #10 | Kneupel Guenther | 1 |