| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 2 | |
| #2 | Spain | 2 | |
| #3 | Finland | 2 | |
| #4 | United States | 2 | |
| #5 | Brazil | 1 | |
| #6 | Canada | 1 | |
| #7 | India | 1 | |
| #8 | Mexico | 1 | |
| #9 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machines | |
| #3 | Textiles and paper | |
| #4 | Thermal processes | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Manufacturing processes | |
| #2 | Transport or storage devices | |
| #3 | Details of furnaces | |
| #4 | Laces and braids | |
| #5 | Shafts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mcmaster Ronald A | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US4421482A | Conveyor roll for conveying heated glass sheets | |
| US4404011A | Conveyor roll end cap |