| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 3 | |
| #2 | Switzerland | 2 | |
| #3 | Germany | 2 | |
| #4 | Austria | 1 | |
| #5 | Denmark | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Production of goods from wood | |
| #2 | Structural elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hoppeler Walter | 2 |
| #2 | Hoppeler W | 2 |
| #3 | Walter Hoppeler | 2 |
| #4 | Hoppeler Walter Ing | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1033442A | Method of manufacturing multi-ply chip board |