Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4493807 | Process for producing sheet-like structures from vinyl alcohol polymers | Rudolf Vyvial, Christof Taubitz, Lothar Schlemmer, Gerhard Bleckmann, Manfred Zuerger +1 more | 1985-01-15 |
| 4325231 | Cascade cooling arrangement | — | 1982-04-20 |
| 4303427 | Cascade multicomponent cooling method for liquefying natural gas | — | 1981-12-01 |