| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 4 | |
| #2 | United Kingdom | 3 | |
| #3 | Austria | 2 | |
| #4 | Spain | 2 | |
| #5 | Denmark | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Control |
| # | Technology | |
|---|---|---|
| #1 | Electric switches | |
| #2 | Coin-freed |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wessel Peder | 10 |
| #2 | Gysler Thorbjoern | 2 |
| #3 | Peder Wessel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB191506685A | Improvements in or relating to Coin-operated Electric Supply Apparatus. | |
| GB191504987A | Improvements in or relating to Hot Wire Alternating Current Limiters. | |
| US1214101A | Hot-wire alternating-current limiter. | |
| GB191214120A | Improvements in or relating to Automatic Electromagnetic Cut-outs. |