| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 6 | |
| #2 | United States | 5 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Bending wood | |
| #3 | Wood saws | |
| #4 | Punching metal | |
| #5 | Shaping of plastics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ward Alexander F | 11 |
| #2 | Christie Thomas T | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US823236A | Hoop-coiler. | |
| US774216A | Machine for pointing and lapping hoops. | |
| US782088A | Hoop-sawing machinery. | |
| US716317A | Hoop-coiling machine. | |
| US650440A | Edge-strip for boards. | |
| CA31574A | Machine for pointing and laping hoops | |
| CA25144A | Hoop coiler | |
| CA30019A | Hoop cutting machine | |
| CA21506A | Hoop planing machine | |
| CA19684A | Feed water heater and purifier | |
| CA13333A | Improvements on hoop coiling machines |