| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 16 | |
| #2 | Germany | 9 | |
| #3 | United Kingdom | 6 | |
| #4 | Switzerland | 3 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Soldering, welding and flame cutting | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kelemen Frank K | 8 |
| #2 | English Lawrence P | 6 |
| #3 | Connor Pease Charles | 5 |
| #4 | Ritter Ralph K | 5 |
| #5 | Paul English Lawrence | 4 |
| #6 | Ritter Ralph Kenneth | 2 |
| #7 | Darlington Jr Oscar H | 2 |
| #8 | Kelemen Frank Kenneth | 2 |
| #9 | Charles Connor Pease | 2 |
| #10 | Pease Charles C | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB1064034A | Stud welding apparatus | |
| US3313912A | Energy limiting system for stud welding | |
| US3315062A | Stud welding system | |
| US3250891A | Stud welding device | |
| GB976200A | Electric arc welding | |
| US3162746A | Stud welding devices | |
| US3171011A | Stud welding device | |
| US3108178A | Capacitance discharge stud welding apparatus | |
| US3114827A | Stud welding method and apparatus | |
| US3029375A | Stud welding apparatus | |
| US3010011A | Stud welding process | |
| US2945118A | Stud welding apparatus | |
| US2938105A | Stud welding apparatus | |
| US2796513A | Stud welding apparatus | |
| US2847557A | Stud welding circuit | |
| US2885228A | Flux-charged arc welding studs | |
| US2708129A | Arc welding stud | |
| US2784014A | Flux-filled arc welding stud |