| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 4 | |
| #2 | France | 4 | |
| #3 | United States | 3 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Materials and metallurgy | |
| #3 | Surface technology and coating | |
| #4 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Foundations and excavations | |
| #2 | Metal tempering | |
| #3 | Unspecified technologies | |
| #4 | Coating metallic material |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schiffler Peter | 7 |
| #2 | Schiffler Mathias | 4 |
| Publication | Filing date | Title |
|---|---|---|
| US1085493A | Pile-planking of rolled iron. | |
| US1085492A | Pile-planking of rolled iron. | |
| US1067684A | Pile-planking of rolled figured iron. | |
| CA204803A | Pile planking of rolled iron | |
| CA204237A | Pile planking of rolled iron | |
| CA204235A | Iron pile planking | |
| CA204236A | Pile planking of rolled figured iron |