| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 12 | |
| #2 | EPO (European Patent Office) | 3 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Control |
| # | Technology | |
|---|---|---|
| #1 | Locks | |
| #2 | Bolts for doors or windows | |
| #3 | Wing fittings | |
| #4 | Coin-freed | |
| #5 | Indexing scheme relating to hinges | |
| #6 | Hinges for doors or windows |
| # | Name | Total Patents |
|---|---|---|
| #1 | Adolf Tschan | 3 |
| #2 | Guido Kaufmann | 2 |
| #3 | Burg Walter Von | 2 |
| #4 | Beschlaegefabrik Ag Schloss-Un | 2 |
| #5 | Dreier-Henz Hugo | 1 |
| #6 | Beuchat Peter | 1 |
| #7 | Klaey Thomas | 1 |
| #8 | Beuchat Pierre | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0668421A1 | Safe for the containment of object keys | |
| EP0653535A1 | Lock | |
| EP0425431A1 | Lock | |
| CH623627A5 | Skylight fastening on a window wing | |
| CH620268A5 | Safety device on a cylinder lock | |
| CH617981A5 | Housing for a locking device |