| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 6 | |
| #2 | United States | 4 | |
| #3 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Measurement | |
| #3 | Materials and metallurgy | |
| #4 | Environmental technology | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Fillers | |
| #2 | Reduction of greenhouse gas emissions | |
| #3 | Shaping of plastics | |
| #4 | Earth drilling | |
| #5 | Measuring length, angles and areas | |
| #6 | Non-metallic elements | |
| #7 | Certain plastics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wood William M | 10 |
| Publication | Filing date | Title |
|---|---|---|
| US2769203A | Vulcanizing mold having an adjustable core | |
| US2628121A | Bucket | |
| CA121533A | Measuring instrument | |
| US894770A | Measuring instrument. | |
| US889423A | Antifluctuator for gas-service pipes. | |
| CA309665A | Valve seat | |
| CA37985A | Pneumatic tool | |
| CA37679A | Method of manufacturing projectiles by electric welding | |
| CA37678A | Projectile | |
| CA37984A | Pneumatic tool |