| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machines | |
| #3 | Transport | |
| #4 | Chemical engineering | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Containers for goods storage | |
| #2 | Lifting and pushing | |
| #3 | Unspecified technologies | |
| #4 | Vehicle wheels | |
| #5 | Construction of roads | |
| #6 | Hand carts | |
| #7 | Transport or storage devices | |
| #8 | Separation | |
| #9 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lapham Sidney D | 13 |
| Publication | Filing date | Title |
|---|---|---|
| US4316540A | Nesting or stacking box | |
| US4037292A | Universal stem for a carpet caster | |
| US3160729A | Mechanical memory machine and apparatus | |
| US3176607A | Continuous filter | |
| US2889072A | Nesting and stacking box | |
| US2999261A | Bull float | |
| US2810151A | Castored roller with self-laying track | |
| US2779492A | Hand truck | |
| US2662711A | Pallet | |
| US2574045A | Fork lift truck | |
| US2700521A | Pallet separator | |
| US2662710A | Pallet | |
| US2547329A | Industrial truck |