| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 4 | |
| #2 | EPO (European Patent Office) | 4 | |
| #3 | United States | 3 | |
| #4 | WIPO (World Intellectual Property Organization) | 3 | |
| #5 | Austria | 2 | |
| #6 | Canada | 2 | |
| #7 | Germany | 2 | |
| #8 | Spain | 2 | |
| #9 | Croatia | 2 | |
| #10 | Denmark | 1 | |
| #11 | Israel | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Furniture and games | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Nails | |
| #2 | Unspecified technologies | |
| #3 | Office furniture | |
| #4 | General building constructions | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Knapp Friedrich | 25 |
| Publication | Filing date | Title |
|---|---|---|
| DE19604243A1 | Fitting for connecting components | |
| IL112974D0 | Connecting element | |
| DE4421398A1 | Fitting for connecting components | |
| ATA107786A | Fitting for solvely connecting two components | |
| ATA66786A | Fitting for connecting two components |