Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4790036 | Method and device for the automatic cleaning of a toilet seat | Ernst Vogeli, Erwin Zurcher, Erika Schnyder | 1988-12-13 |
| 4710984 | Helmet for protection against impacts and a method of manufacturing the said helmet | Remi Cottenceau | 1987-12-08 |