| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | France | 3 | |
| #3 | United States | 3 | |
| #4 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Railway systems | |
| #2 | Transport or storage devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Henderson Thomas A | 2 |
| #2 | Hamill Arthur Lee | 2 |
| #3 | Coleson Ronald Bruce | 2 |
| #4 | Wood Joel Paul | 2 |
| #5 | Wright Eric L | 1 |
| #6 | Wright Eric Leslie | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3908555A | Conveyor track switch | |
| US3913494A | Conveyor systems | |
| GB1364316A | Drive units for conveyor systems | |
| GB1379916A | Trackways for conveyor systems | |
| US3637067A | Conveyor systems |