| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 4 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | Australia | 1 | |
| #4 | Canada | 1 | |
| #5 | Hungary | 1 | |
| #6 | Slovenia | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements | |
| #3 | Civil engineering | |
| #4 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Shaping clay | |
| #2 | Pipes | |
| #3 | Sewers | |
| #4 | Testing of structures | |
| #5 | Pipe-line systems | |
| #6 | Shaping of plastics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bartlechner Franz | 10 |
| #2 | Bartlechner Johann | 7 |
| #3 | Maier Fritz | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE102017106905A1 | System and method for producing a concrete molding | |
| DE102013213771A1 | Process for the production of concrete parts with plastic lining and device for carrying out the process | |
| DE102008013768A1 | Process for the production of concrete pipes and concrete piping system | |
| DE102008011702A1 | Pipe connection leakage testing method for concrete pipe, involves inserting hollow rod into discharge opening, where inlet opening is provided in area of upper end of hollow rod, such that fluid is only leaked over internal space of rod |