Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5104313 | Cigarette lighter | — | 1992-04-14 |
| 5096414 | Cigarette lighter | — | 1992-03-17 |
| 5051220 | Method for the manufacture of a heating element | Victor Spreter | 1991-09-24 |
| 5018242 | Spring-action hinge for spectacle frame | Gabriel Guy | 1991-05-28 |
| 4859174 | Device for igniting combustible materials | Yves Gendey | 1989-08-22 |
| 4832479 | Spectacle frame with resilient hinges | Karl-Heinz Beyer | 1989-05-23 |
| 4658871 | Valve for filling a gas container | Yves Gendey | 1987-04-21 |
| 4583940 | Igniter for combustible material | Victor Spreter | 1986-04-22 |
| 4506654 | Heating device | Victor Spreter | 1985-03-26 |
| 4467834 | Device for controlling the mixture and flow of at least two fluids | Jean-Denis Rochat | 1984-08-28 |
| 4244081 | Hinge for spectacles | Karl-Heinz Beyer | 1981-01-13 |
| 4222148 | Spectacle hinge | Joseph Biondina | 1980-09-16 |