Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4936320 | Apparatus for separating the leaders from next-following portions of filter rods and the like | Wolfgang Steiniger, Bernhard Ernst | 1990-06-26 |
| 4486186 | Method and machine for making filter rod sections for cigarettes or the like | — | 1984-12-04 |
| 4414253 | Method for applying liquid plasticizer to filamentary filter material | Wolfgang Wiese, Gunter Serrin | 1983-11-08 |
| 4368688 | Apparatus for applying liquid plasticizer to filamentary filter material | Wolfgang Wiese, Gunter Serrin | 1983-01-18 |
| 4317425 | Apparatus for applying plasticizer to fibrous filter material in filter rod making machines | Heinz Greve, Rolf Gomann | 1982-03-02 |