| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 18 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Thermal processes | |
| #3 | Machine tools | |
| #4 | Consumer goods | |
| #5 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hardie Robert W | 20 |
| Publication | Filing date | Title |
|---|---|---|
| US1785028A | Dividing strip | |
| US1817309A | Dividing strip | |
| US1674469A | Air humidifier | |
| US1542696A | Method of humidifying air | |
| US1388143A | Means for conditioning vapor | |
| US1295983A | Air-moistener. | |
| US1227263A | Heater and radiator. | |
| US1239908A | Air-moistener. | |
| US1151938A | Air-moistener. | |
| US1039936A | Scarf-pin guard. | |
| US1015266A | Scarf-pin guard. | |
| US1015265A | Scarf-pin guard. | |
| US985756A | Press. | |
| US992421A | Method of making bilge bodies. | |
| US901963A | Method of shaping bilge bodies. | |
| US877077A | Method of shaping metal bodies. | |
| US826847A | Barrel. | |
| US814375A | Barrel. | |
| CA22697A | Journal bearing | |
| CA25594A | Journal bearing |