| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Mexico | 4 | |
| #3 | Canada | 3 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Machines | |
| #3 | Basic communication technologies | |
| #4 | Thermal processes | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Special electric heating or lighting | |
| #2 | Unspecified technologies | |
| #3 | Pulse technique | |
| #4 | Domestic stoves | |
| #5 | Machines for making railways | |
| #6 | Electric switches |
| # | Name | Total Patents |
|---|---|---|
| #1 | Springer Stacy | 11 |
| #2 | Cockrell Robert | 8 |
| #3 | Fowler Lucas L | 6 |
| #4 | Barnes Ronald R | 6 |
| #5 | Slayton Alvin L | 6 |
| #6 | Andersson Jimmy Hjort | 3 |
| #7 | Clyne Kevin M | 3 |
| #8 | Maxwell Dan | 3 |
| #9 | Taylor Mitch | 3 |
| #10 | Ikram Shahid | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US2021005412A1 | Dual coil electric heating element | |
| WO2020096623A1 | Dual coil electric heating element | |
| CA3029913A1 | Rail switch heater | |
| US2019106845A1 | Rail switch heater | |
| US2014231412A1 | Full support heating element apparatus | |
| EP2570693A1 | Band heater systems and assembly methods |