Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4764031 | Hollow rod comprised of a shirred tubular casing and closure element | Elfriede Hutschenreuter, Klaus Andrae, Alois Weinheimer | 1988-08-16 |
| 4556708 | Smoke-permeable, non-reinforced film based on regenerated cellulose for manufacturing sausage casings | Klaus Andrae, Elfried Hutschenreuter, Hans U. Lang | 1985-12-03 |
| 4390569 | Process for forming a polymeric coating on the outside surface of a length of tubing | Wolfgang Heinrich, Klaus-Dieter Hammer | 1983-06-28 |
| 4357371 | Process for the manufacture of tubular packaging sheaths having a coating on the inside, and apparatus for carrying out the process | Wolfgang Heinrich, Klaus-Dieter Hammer, Martin Schroder | 1982-11-02 |
| 4356200 | Tubular packaging material and method for its manufacture | Klaus-Dieter Hammer, Wolfgang Heinrich, Guenter Gerigk | 1982-10-26 |
| 4356199 | Tubular packaging material and method for its manufacture | Klaus-Dieter Hammer, Wolfgang Heinrich, Guenter Gerigk | 1982-10-26 |
| 4354938 | Hemodialysis membrane and process and apparatus for using same in hemodialysis | Axel Walch, Jurgen Wildhardt, Klaus-Dieter Hammer | 1982-10-19 |
| 4287217 | Multiple-layer tubing | Klaus-Dieter Hammer, Martin Schroder, Horst Pietruck | 1981-09-01 |
| 4253879 | Shaped article comprising a permanently plasticized cellulose hydrate composition and preparation thereof | Klaus-Dieter Hammer, Gunter Gerigk, Wolf-Rainer Neeff | 1981-03-03 |
| 4248900 | Internally coated tubular casing and process for the manufacture thereof | Klaus-Dieter Hammer, Gunter Gerigk | 1981-02-03 |
| 4221821 | Shaped article comprising a permanently plasticized cellulose composition of high mechanical strength and preparation thereof | Klaus-Dieter Hammer, Gunter Gerigk, Wolf-Rainer Neeff | 1980-09-09 |