| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 35 | |
| #2 | France | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Materials and metallurgy | |
| #3 | Machines | |
| #4 | Basic materials chemistry |
| # | Technology | |
|---|---|---|
| #1 | Building materials | |
| #2 | General building constructions | |
| #3 | Water-closets with flushing devices | |
| #4 | Spraying devices | |
| #5 | Doors and windows | |
| #6 | Roof coverings | |
| #7 | Soaps | |
| #8 | Scaffolding | |
| #9 | Structural elements | |
| #10 | Swimming pools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Roger Michoud | 34 |
| #2 | Roland Abate | 1 |
| #3 | Emile Haenggeli | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CH546100A | Cleaning buildings - by applying alkaline soln followed by formic acid-based soln contg a hydroxyethylated amine and aluminium triformate | |
| CH512405A | Imparting water-repellency to limestone materials | |
| CH501819A | Window drip bending of glued plastic angle |