| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Canada | 2 | |
| #3 | Germany | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Electrical machinery and energy | |
| #4 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Soldering, welding and flame cutting | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies | |
| #4 | Dynamo-electric machines | |
| #5 | Railway equipment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hollup Charles H | 3 |
| #2 | Kinkead Robert E | 2 |
| #3 | Candy Albert M | 2 |
| #4 | Pennington Harry R | 2 |
| #5 | Turbayne William A | 1 |
| #6 | Bernard Arthur A | 1 |
| #7 | Palmer Walter E | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2413370A | Welding stud | |
| US2421184A | Apparatus for electric welding of studs | |
| US2117077A | Take-off apparatus for electric welders | |
| GB352086A | Improvements in and relating to welding electrodes and coatings therefor | |
| US1882601A | Electrode coating and method of welding | |
| US1778392A | Coating for welding electrodes | |
| US1748346A | Electrode holder | |
| US1756556A | Electrode holder | |
| US1774304A | Dynamo-electric machine | |
| US1756568A | Metallic welding rod | |
| US1745267A | Coating for welding rods | |
| CA311094A | Coating for welding electrodes | |
| CA461126A | Magnetic control system |