| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | Czechia | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Hungary | 2 | |
| #5 | Poland | 2 | |
| #6 | WIPO (World Intellectual Property Organization) | 2 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | General building constructions | |
| #2 | Foundations and excavations |
| # | Name | Total Patents |
|---|---|---|
| #1 | Becker Horst | 13 |
| #2 | Dreyer Juergen | 5 |
| #3 | Dreyer Juergen Prof Dr Dr | 1 |
| #4 | Ziener Gerhard | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US6050051A | Process for damp-proofing masonry | |
| PL321190A1 | Method of protecting masonry against moisture | |
| DE4332272A1 | Device for renovating damp masonry | |
| DE4331982C1 | Process and apparatus for drying out damp wall regions | |
| DE4208798A1 | Device for introducing hot paraffin into masonry |