| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 4 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machine tools | |
| #3 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Containers for goods storage | |
| #2 | Transport or storage devices | |
| #3 | Workshop equipment | |
| #4 | Lifting and pushing | |
| #5 | Load transportation vehicles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Johnson Richard C | 7 |
| #2 | Powell Elmer J | 2 |
| #3 | Clark Carl L | 1 |
| #4 | Powell William J | 1 |
| #5 | Potter Howard M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2865535A | Material handling stand and box therefor | |
| US2780393A | Material handling box with return chute | |
| US2762529A | Material handling box | |
| US2788144A | Bottom dumping material handling box | |
| US2152086A | Pallet construction | |
| US2148150A | Pallet construction | |
| US1875141A | Tiering lug | |
| US1812218A | Lift truck platform | |
| CA319516A | Scooter sled | |
| CA626901A | Material handling stand and box therefor | |
| CA543396A | Material handling box | |
| CA619532A | Lift truck platform |