| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Poland | 5 | |
| #2 | China | 4 | |
| #3 | EPO (European Patent Office) | 4 | |
| #4 | Republic of Korea | 4 | |
| #5 | United States | 4 | |
| #6 | WIPO (World Intellectual Property Organization) | 4 | |
| #7 | Australia | 2 | |
| #8 | Brazil | 2 | |
| #9 | Canada | 2 | |
| #10 | Russian Federation | 2 | |
| #11 | EAPO (Eurasian Patent Organization) | 1 | |
| #12 | Israel | 1 | |
| #13 | Ukraine | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Couplings | |
| #2 | Springs | |
| #3 | Nails | |
| #4 | Vehicle parts | |
| #5 | Railway bodies | |
| #6 | Rail vehicle suspensions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kukulski Jan | 31 |
| #2 | Wasilewski Leszek | 30 |
| #3 | Kochmanski Jan | 6 |
| #4 | Zurawski Grzegorz | 5 |
| #5 | Jan Kukulski | 3 |
| #6 | Leszek Wasilewski | 3 |
| #7 | Puszkarz Krzysztof | 2 |
| #8 | Żurawski Grzegorz | 2 |
| #9 | Sum Miroslaw | 2 |
| #10 | Bak Stanislaw | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2020193711A1 | Flexible clamp | |
| PL422681A1 | Absorbing apparatus | |
| PL421675A1 | Device that dissipates railway wagons strikes energy | |
| AU2015356676A1 | Device absorbing the energy of impacts of railway cars | |
| RU2651340C1 | Impact energy absorption device | |
| PL411483A1 | Device absorbing the energy of blows | |
| PL386087A1 | Railway fender | |
| PL379484A1 | Absorbing apparatus |