| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 5 | |
| #2 | Canada | 3 | |
| #3 | Germany | 3 | |
| #4 | United States | 3 | |
| #5 | Japan | 2 | |
| #6 | Netherlands | 2 | |
| #7 | Belgium | 1 | |
| #8 | EPO (European Patent Office) | 1 | |
| #9 | Spain | 1 | |
| #10 | United Kingdom | 1 | |
| #11 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Soldering, welding and flame cutting | |
| #2 | Magnets and transformers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Humblot Bernard | 11 |
| #2 | Berunaaru Anburoo | 1 |
| #3 | Berunaaru Anpuroo | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR2548942A1 | Scissor type resistance electric welding unit | |
| CA1171918A | Electric resistance welding unit | |
| GB1276421A | Electric welding units | |
| CA912126A | Unite de soudage electrique | |
| BE757370A | Electrical welding circuit |