| # | Country | Total Patents | |
|---|---|---|---|
| #1 | South Africa | 9 | |
| #2 | Denmark | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Israel | 2 | |
| #5 | Canada | 1 | |
| #6 | Hungary | 1 | |
| #7 | Malawi | 1 | |
| #8 | Poland | 1 | |
| #9 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Roof coverings | |
| #2 | Punching metal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schenach Wilfried Josef | 12 |
| #2 | Schenach Wilfried J | 4 |
| #3 | Wilfried Josef Schenach | 2 |
| #4 | Schenach Wilfried Joseh | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ZA200102808B | Curved roof sheets. | |
| EP1029610A1 | Sheet profiling machine | |
| ZA9808608B | Roll forming machines for profiled roof sheets | |
| ZA9706874B | Roofing. | |
| ZA9209610B | Cover plate. | |
| ZA9102820B | Window sills | |
| ZA8706656B | Bending machine | |
| ZA8307880B | Building block and panel,walling system,and structures including same | |
| DK465883D0 | roofing | |
| ZA8302689B | Roof cladding | |
| ZA8300940B | Cladding systems |