Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6185843 | Tobacco dryers | William J. Stone, Ian Ernest Tatham, Arno Weiss | 2001-02-13 |
| 5339837 | Drying process for increasing the filling power of tobacco material | Arno Weiss, Erhard Rittershaus, Gitta Junemann, Caspar H. Koene, Ingo Pautke +3 more | 1994-08-23 |
| 4938235 | Separator for separating tobacco particles from a tobacco/gas mixture | Arno Weiss | 1990-07-03 |
| 4844101 | Apparatus for expanding comminiuted tobacco material | Erhard Ritterhaus, Arno Weiss | 1989-07-04 |
| 4709709 | Process for the moistening of comminuted smoking materials | Gitta Junemann, Arno Weiss | 1987-12-01 |
| 4507875 | Apparatus for determining the concentration of vapors in a flowing gas stream | Uwe Werner Ehling | 1985-04-02 |