| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 3 | |
| #2 | France | 2 | |
| #3 | USSR (Union of Socialist Soviet Republics) | 2 | |
| #4 | Belgium | 1 | |
| #5 | Canada | 1 | |
| #6 | Spain | 1 | |
| #7 | Italy | 1 | |
| #8 | Sweden | 1 | |
| #9 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Electrical machinery and energy | |
| #3 | Packaging and shipping | |
| #4 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Foundry moulding | |
| #2 | Electric switches | |
| #3 | Casting metal | |
| #4 | Sawing | |
| #5 | Manipulators |
| # | Name | Total Patents |
|---|---|---|
| #1 | Luber Werner | 6 |
| #2 | Lyuber Verner | 2 |
| Publication | Filing date | Title |
|---|---|---|
| EP0358740A1 | Process and arrangement for removing sprues from castings | |
| EP0229959A1 | Device for hardening foundry cores | |
| EP0013357A1 | Process and apparatus for hardening sand moulds and moulds obtained thereby | |
| US4132260A | Method and apparatus for hardening of foundry cores |