Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5206978 | Hydrostatic roll for use in calenders | — | 1993-05-04 |
| 5111564 | Heatable roll for use in calenders and the like | Reinhard Wenzel, Hans Bresser, Rudolf Vossmerbaumer | 1992-05-12 |
| 5029521 | Calender and method of operating the same | Gerhard Hartwich, Rolf van Haag, Franz Kayser | 1991-07-09 |
| 4964202 | Heatable roll for use in calenders and the like | Reinhard Wenzel, Hans Bresser, Rudolf Vossmerbaumer | 1990-10-23 |
| 4848119 | System of rolls for use in calenders and like machines | Reinhard Wenzel | 1989-07-18 |
| 4827584 | Pressure roll for use in calenders | Reinhard Wenzel | 1989-05-09 |
| 4823450 | Roller unit for calenders, planishers or the like | Rolf Ramisch, Hans-Dieter Patermann, Dieter H. Muller | 1989-04-25 |
| 4813349 | Roll calendar system with different size hydrostatic supporting elements | Reinhard Wenzel | 1989-03-21 |
| 4805279 | Pressure roll for use in calenders and the like | — | 1989-02-21 |
| 4757583 | Roll for use in calenders and the like | Reinhard Wenzel, Richard Rauf | 1988-07-19 |
| 4757584 | Roll for use in calenders and the like | Richard Rauf, Reinhard Wenzel | 1988-07-19 |
| 4729153 | Roll for use in calenders and the like | Richard Rauf, Hans-Dieter Patermann | 1988-03-08 |
| 4685390 | Calender with exchangeable rolls | Reinhard Wenzel, Peter Svenka, Richard Rauf | 1987-08-11 |
| 4639346 | Method and apparatus for calendering magnetic tapes | Richard Rauf, Peter Svenka, Reinhard Wenzel | 1987-01-27 |
| 4625637 | Roll assembly for use in calenders and the like | Reinhard Wenzel, Rainer Schmidt, Peter Svenka, Richard Rauf | 1986-12-02 |
| 4520723 | Pressure roll for use in calenders or the like | Reinhard Wenzel | 1985-06-04 |
| 4514887 | Roll for use in calendars or the like | Richard Rauf, Klaus Scholl | 1985-05-07 |
| 4498383 | Calendar | Wimmar Schmitz, Reinhard Wenzel | 1985-02-12 |
| 4497246 | Method of and arrangement for processing lengths of material | Heinz Jaegers | 1985-02-05 |
| 4491283 | Apparatus for convoluting webs of paper or the like | Gerhard Hartwich, Jorg Prey | 1985-01-01 |
| 4457057 | Flexure-resistant roll for use in calenders or the like | — | 1984-07-03 |
| 4434713 | Calender | Gerhard Hartwich, Dieter Preuss | 1984-03-06 |
| 4425489 | Electromagnetic heating system for calender rolls or the like | H. J. Lauschner, Peter J. Gaede | 1984-01-10 |
| 4394793 | Roll for use in calenders or the like | Erhard Munch | 1983-07-26 |
| 4389933 | Calender | — | 1983-06-28 |