| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 5 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Electrical machinery and energy | |
| #3 | Control | |
| #4 | Machines | |
| #5 | Thermal processes | |
| #6 | Transport | |
| #7 | Furniture and games |
| # | Name | Total Patents |
|---|---|---|
| #1 | Erickson Arthur F | 14 |
| Publication | Filing date | Title |
|---|---|---|
| US2345247A | Gas burner | |
| US2227074A | Audible signal | |
| US1589058A | Oil cup | |
| US1605824A | Valve | |
| US1571401A | Valve | |
| US1571400A | Thermostatic oven regulator | |
| US1508511A | Heat regulator | |
| US1439231A | Valve-operating device | |
| US1222086A | Bottle-holding device. | |
| CA165670A | Telephone system | |
| CA224223A | Valve operating device | |
| CA250460A | Oil cup | |
| CA254725A | Heat regulator | |
| CA258287A | Valve |