Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | René Josef Ulrich | Interglass Technology Ag | 2 |
| 1 | Rolf W. Pfirrmann | Ed. Geistlich Soehne Ag Fuer Chemische Industrie | 2 |
| 3 | Reto Weiss | — | 1 |
| 3 | Heinrich Kuttel | Inventio Ag | 1 |
6 patents · 4 inventors
Ranked #8,103 of 30,370 cities Top 30%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | René Josef Ulrich | Interglass Technology Ag | 2 |
| 1 | Rolf W. Pfirrmann | Ed. Geistlich Soehne Ag Fuer Chemische Industrie | 2 |
| 3 | Reto Weiss | — | 1 |
| 3 | Heinrich Kuttel | Inventio Ag | 1 |