| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 8 | |
| #2 | WIPO (World Intellectual Property Organization) | 6 | |
| #3 | EPO (European Patent Office) | 4 | |
| #4 | United States | 3 | |
| #5 | Canada | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Locks | |
| #2 | Unspecified technologies | |
| #3 | Bolts for doors or windows |
| # | Name | Total Patents |
|---|---|---|
| #1 | Stendal Jan | 17 |
| #2 | Stendal Karl-Emil | 2 |
| #3 | Stendals Karl-Emil | 2 |
| #4 | Stendal K-E | 2 |
| #5 | Stendal K | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP1009897A1 | Locking device | |
| US5931515A | Locking device for doors | |
| WO9508686A1 | Locking device for double sliding doors | |
| EP0463088A1 | An electrically operated securing plate for door locks | |
| SE8106166L | LOAD FOR ROOF EXPORTS OR LIKE | |
| US4406487A | Looking device for vertical sliding gates and similar |