| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 3 | |
| #3 | United Kingdom | 1 | |
| #4 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machine tools | |
| #3 | Materials and metallurgy | |
| #4 | Chemical engineering | |
| #5 | Environmental technology | |
| #6 | Engines, pumps and turbines | |
| #7 | Mechanical elements | |
| #8 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Grinding tools | |
| #2 | Separation | |
| #3 | Wing fittings | |
| #4 | Roof coverings | |
| #5 | Rare-earth metal compounds | |
| #6 | Radiation protection | |
| #7 | Cremation furnaces | |
| #8 | Load transportation vehicles | |
| #9 | Finishing work on buildings | |
| #10 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ellis William J | 12 |
| #2 | Bailey Clark | 1 |
| #3 | Smith Gerald F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2907300A1 | Downspout water system | |
| WO02060817A1 | Gypsum decontamination process | |
| CA2225686A1 | Reusable fluid filter and adapter | |
| US2032356A | Abrasive element | |
| US1918091A | Door operating mechanism | |
| US1929274A | Abrasive element | |
| US950664A | Steam-boiler furnace. | |
| US950663A | Air-pipe coupling. | |
| GB190614092A | Improvements in Steam Boiler Furnaces. | |
| US771361A | Dumping-box. | |
| US729923A | Rubber mat. | |
| CA789938A | Cue bridge |