| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 5 | |
| #2 | Austria | 3 | |
| #3 | Canada | 2 | |
| #4 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Optics | |
| #3 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Alloys | |
| #2 | Photosensitive materials | |
| #3 | Inorganic compounds | |
| #4 | Non-metallic elements | |
| #5 | Climate change mitigation in goods production | |
| #6 | Metal production and refining |
| # | Name | Total Patents |
|---|---|---|
| #1 | Marth Paul | 9 |
| #2 | Paul Marth | 2 |
| Publication | Filing date | Title |
|---|---|---|
| CA381499A | Sintered hard alloy | |
| CA377348A | Hard shaped body manufacture |