| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 10 | |
| #2 | Australia | 4 | |
| #3 | Canada | 3 | |
| #4 | Serbia | 3 | |
| #5 | United States | 3 | |
| #6 | China | 2 | |
| #7 | Taiwan | 2 | |
| #8 | Ukraine | 2 | |
| #9 | WIPO (World Intellectual Property Organization) | 2 | |
| #10 | Brazil | 1 | |
| #11 | Germany | 1 | |
| #12 | Hong Kong | 1 | |
| #13 | Hungary | 1 | |
| #14 | Japan | 1 | |
| #15 | Mexico | 1 | |
| #16 | New Zealand | 1 | |
| #17 | Singapore | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Civil engineering | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Nails | |
| #2 | Finishing work on buildings | |
| #3 | Structural elements | |
| #4 | Tools for connecting or disengaging | |
| #5 | General building constructions | |
| #6 | Construction of roads |
| # | Name | Total Patents |
|---|---|---|
| #1 | Langewiesche Frank | 27 |
| #2 | Frank Langewiesche | 6 |
| #3 | Lehmann Christian | 2 |
| #4 | Trautz Martin Prof Dr-Ing | 1 |
| #5 | Hensel Harald | 1 |
| #6 | Trautz Martin | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP3404273A1 | Screw element | |
| DE102016112357A1 | "Anchors screw" | |
| HUE026189T2 | Screw element | |
| CA2785556A1 | Auxiliary device for alignment of floor boards when laying board floors | |
| EP2692961A1 | Supporting device for assembling a floor design | |
| EP2562326A1 | Help device for aligning floor boards when laying hardwood floors | |
| EP2317159A1 | Screw, in particular for fibre boards connected by cement | |
| EP2096217A1 | Connection for plank structures | |
| EP1990553A1 | Fitting screw, in particular for furniture fittings | |
| UA91111C2 | Self-tapping and thread-forming screw |