Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368816 | Conditioning air for human use | — | 1994-11-29 |
| 5313803 | Air conditioning system for human-occupied spaces | — | 1994-05-24 |
| 4790080 | Apparatus for cleaning contaminated surfaces by means of flowing air | Dietfried Gersch | 1988-12-13 |
| 4697435 | Apparatus for humidifying, cleaning and cooling of gases | Werner Loew, Franz-Josef Kohnen | 1987-10-06 |
| 4320696 | Air outlet | Klaus Daniels, Josef Bruhlmeier | 1982-03-23 |