Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7776140 | Device for removing soot particles from an exhaust gas stream | — | 2010-08-17 |
| 7041157 | Filter system for spreading soot particles from a stream of exhaust gas | — | 2006-05-09 |
| 5402639 | Device for cleaning exhaust gases | — | 1995-04-04 |
| 4979364 | Diesel fuel exhaust gas filter | — | 1990-12-25 |
| 4805985 | Method of producing a fiber-optical reflection sensor and sensor so produced | — | 1989-02-21 |
| 4380720 | Apparatus for producing a directed flow of a gaseous medium utilizing the electric wind principle | — | 1983-04-19 |
| 4322774 | Arrangement for generating ions | — | 1982-03-30 |
| 4185316 | Apparatus for the generation of ions | — | 1980-01-22 |