| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 5 | |
| #2 | Switzerland | 4 | |
| #3 | France | 3 | |
| #4 | Denmark | 2 | |
| #5 | Spain | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Surface technology and coating | |
| #3 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Building materials | |
| #2 | Coating metallic material | |
| #3 | Protective garments | |
| #4 | Electrolytic processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Welte Henry | 15 |
| #2 | Friedrich Riegger | 1 |
| #3 | Henry Welte | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB191517862A | A Process for the Production of a Thick or Compact Metallic Coating on Artificial Stones and Articles of Artificial Stone Mass. | |
| US1258282A | Manufacture of metal-coated artificial stones. |