| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 11 | |
| #2 | Austria | 7 | |
| #3 | United States | 4 | |
| #4 | France | 3 | |
| #5 | Germany | 2 | |
| #6 | United Kingdom | 2 | |
| #7 | Belgium | 1 | |
| #8 | Italy | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Basic materials chemistry | |
| #4 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Construction of bridges | |
| #2 | Construction of roads | |
| #3 | Structural elements | |
| #4 | Machines for making railways | |
| #5 | Compounding processes | |
| #6 | Acetylene production | |
| #7 | Scaffolding | |
| #8 | Separation | |
| #9 | Shaping clay |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schreck Philipp | 18 |
| #2 | Buck Gerold A | 2 |
| #3 | Buck Gerold A Dipl Ing | 1 |
| #4 | Boegli Jacques | 1 |
| #5 | Schreck Philipp Dipl Ing | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE19825526A1 | Rail member, esp. a prefabricated rail section | |
| DE19633099A1 | Steel prestressed concrete construction for bridges | |
| CH614477A5 | Prestressed-concrete floor plate for bridges and method as well as laying device for its manufacture | |
| GB1202320A | Method of manufacturing prestressed concrete beams, and apparatus for the performance of the method | |
| US662504A | Acetylene-gas generator. | |
| US646876A | Water-purifier. | |
| GB189915784A | Improvements in Water Purifiers. |