| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 5 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Medical technology | |
| #3 | Machines | |
| #4 | Transport | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Tools for connecting or disengaging | |
| #2 | Unspecified technologies | |
| #3 | Swimming pools | |
| #4 | Operating tables | |
| #5 | Vehicle windows, roofs and doors |
| # | Name | Total Patents |
|---|---|---|
| #1 | King Percival F | 11 |
| #2 | Eslinger Ray | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1774017A | Tent for use with automobiles | |
| US1610687A | Wrench | |
| US1588475A | Plier wrench | |
| US1517162A | Plier wrench | |
| US1438442A | Plier wrench | |
| CA194918A | Automobile cover | |
| US1341564A | Hospital-mattress | |
| CA188543A | Hospital mattress | |
| CA191755A | Wrench | |
| US1298733A | Extensible cover for automobiles. | |
| CA181334A | Cover for automobiles | |
| CA253839A | Plier wrench |