| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | France | 3 | |
| #3 | Italy | 2 | |
| #4 | United States | 2 | |
| #5 | Austria | 1 | |
| #6 | Canada | 1 | |
| #7 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Packaging and shipping | |
| #3 | Organic fine chemistry | |
| #4 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Earth drilling | |
| #3 | Cranes | |
| #4 | Rolling metal | |
| #5 | Heterocyclic compounds |
| # | Name | Total Patents |
|---|---|---|
| #1 | Casagrande Bruno | 7 |
| #2 | Steiner Heinz | 1 |
| #3 | Bruno Casagrande | 1 |
| #4 | Zuccato Ferruccio | 1 |
| #5 | Sommerlade Reinhard | 1 |
| #6 | Siebenhaar Bernd | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO0046202A2 | Process for the preparation of 1,2,3,6-tetrahydro-2,2,6,6-tetraalkylpyridines | |
| CA1036116A | Columns of foundation making machines |