| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 7 | |
| #2 | Germany | 6 | |
| #3 | Canada | 3 | |
| #4 | United States | 2 | |
| #5 | Austria | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Agriculture | |
| #3 | Machines | |
| #4 | Machine tools | |
| #5 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Nails | |
| #2 | Horticulture | |
| #3 | Unspecified technologies | |
| #4 | Footwear laces | |
| #5 | Punching metal | |
| #6 | Planting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Jordan Ernst | 13 |
| #2 | Ernst Jordan | 6 |
| #3 | Josefa Gastreich | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE10143225C1 | Mobile device, preferably attachable to a vehicle, for completely removing and shredding wood growing in a row | |
| DE4423594A1 | Pruning device for removing branches from living trees | |
| DE3505752A1 | Cutting device | |
| US3182704A | Helical locking washers | |
| CA700629A | Helical locking washers | |
| CA696195A | Process and apparatus for producing helical locking washers with internal teeth | |
| CA660788A | Split self-locking washer |