| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 8 | |
| #2 | Austria | 2 | |
| #3 | Canada | 1 | |
| #4 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Transport | |
| #3 | Machine tools | |
| #4 | Civil engineering | |
| #5 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Horticulture | |
| #2 | Load transportation vehicles | |
| #3 | Veneer production | |
| #4 | Motor vehicles | |
| #5 | Dredging | |
| #6 | Physical training equipment | |
| #7 | Street cleaning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Helm Hubert | 11 |
| #2 | Hubert Helm | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA797061A | Log drawing apparatus |