| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 16 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Transport | |
| #3 | Machines | |
| #4 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Nails | |
| #2 | Shafts | |
| #3 | Vehicle tyre repairing | |
| #4 | Producing goods from plastic | |
| #5 | Cross-cutting vehicle technologies | |
| #6 | Vehicle wheels | |
| #7 | Climate change mitigation in wastewater treatment | |
| #8 | Pipes | |
| #9 | Preparation of materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kurt Roessler | 16 |
| #2 | Alfred Wittwa | 1 |
| #3 | Helmut Kruse | 1 |
| #4 | Urs Maier | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CH521223A | Tyre grinding machine - has grinding wheel guide by template of tread profile | |
| CH508819A | Fuse | |
| CH506722A | Plastics ball-socket |