ENGEL CHARLES has a total of 16 patent applications. Its first patent ever was published in 1930. It filed its patents most often in Switzerland and Belgium. Its main competitors in its focus markets civil engineering and mechanical elements are DURAFLEX LTD, OVERLY MFG COMPANY and WICONA BAUSYSTEME.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 15 | |
| #2 | Belgium | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | General building constructions | |
| #3 | Roof coverings | |
| #4 | Wing fittings | |
| #5 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Charles Engel | 15 |
| #2 | Engel Charles | 1 |