| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 4 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Packaging and shipping | |
| #4 | Machine tools | |
| #5 | Mechanical elements | |
| #6 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | General building constructions | |
| #2 | Scaffolding | |
| #3 | Structural elements | |
| #4 | Unspecified technologies | |
| #5 | Shaping clay | |
| #6 | Gearing | |
| #7 | Cranes | |
| #8 | Manipulators | |
| #9 | Metal-working | |
| #10 | Horticulture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Thompson Harry A | 12 |
| Publication | Filing date | Title |
|---|---|---|
| US2016298329A1 | Inverted Grout Tube with Angled Fill Spout | |
| US2010115879A1 | Concrete block-out-grout tube with drain | |
| US7076924B2 | Ovalized concrete block-out tube with tear away nailing flange | |
| US6955013B2 | End cap locking mechanism for connecting pre-cast concrete structures | |
| CA2146403A1 | Thermal protection device for plants | |
| US1944018A | Fluid operated gearing | |
| US1750825A | Power-driven wrench | |
| US901925A | Clamp. | |
| CA301379A | Fluid operating gearing |