Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6048460 | Biological method of treating sewage containing high concentrations of sludge | Wolfgang Horz, Friedhelm Zorn | 2000-04-11 |
| 6007782 | Reactor with a flexurally rigid stirrer element | Hartmut Hey, Roland Schmidt, Gordon Shaw | 1999-12-28 |
| 5814282 | High surface intermeshing profile reactor | Hartmut Hey, Gordon Shaw, W. Jeffrey Stikeleather | 1998-09-29 |
| 5599507 | Reactor apparatus for preparing a polymeric material | Gordon Shaw, Rainer Schaller, W. Jeffrey Stikeleather, Michael D. Melton, Harmut Hey +2 more | 1997-02-04 |