Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5016678 | Double-layer papermaking fabric having a single system of non-symmetrically extending longitudinal threads | Dagmar Arnold | 1991-05-21 |
| 4934414 | Double-layer papermaking fabric | — | 1990-06-19 |
| 4928737 | Fabric for the sheet forming section of a papermaking machine | — | 1990-05-29 |
| 4815503 | Fabric for the sheet forming section of a papermaking machine | — | 1989-03-28 |
| 4776373 | Fabric for the sheet forming section of a papermaking machine | — | 1988-10-11 |
| 4759391 | Two layer papermachine embossing fabric with depressions in the upper fabric layer for the production of tissue paper | Hartmut Waldvogel | 1988-07-26 |
| 4739803 | Fabric for the sheet forming section of a papermaking machine | — | 1988-04-26 |
| 4728530 | Method for mending damaged areas in papermachine fabrics | Hartmut Waldvogel | 1988-03-01 |
| 4702952 | Sheet forming fabric with reinforced margins | — | 1987-10-27 |
| 4676369 | Spiral link belt with protected edges | — | 1987-06-30 |
| 4649074 | Papermachine fabric in the form of a spiral link belt covered with nonwoven fabric | — | 1987-03-10 |
| 4592396 | Multi-layer clothing for papermaking machines | Bengt Jonsson | 1986-06-03 |
| 4592395 | Papermachine clothing in a fabric weave having no axis of symmetry in the length direction | — | 1986-06-03 |
| 4569375 | Composite fabric for use as a clothing for a papermaking machine | — | 1986-02-11 |
| 4564052 | Double-layer fabric for paper machine screen | — | 1986-01-14 |
| 4554953 | Composite fabric for use as clothing for the sheet forming section of a papermaking machine | Hartmut Waldvogel | 1985-11-26 |
| 4515853 | Composite fabric for use as clothing for the sheet forming section of a papermaking machine | — | 1985-05-07 |
| 4499927 | Two-ply screen for the sheet forming zone of a papermaking machine | — | 1985-02-19 |
| 4463782 | Shedding apparatus for circular weaving of multi-harness fabrics and method of using the apparatus | — | 1984-08-07 |
| 4415625 | Spiral linkage belt and method of making same | — | 1983-11-15 |