Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4586566 | Arrangement for joining the tubes of a heat exchanger core with a connecting box particularly for evaporators | Josef Kern, Bohumil Humpolik, Karl-Heinz Staffa | 1986-05-06 |
| 4519120 | Process for manufacturing a cartridge for purifying exhaust gas | Manfred Nonnenmann, Wolfgang Hesse, Klaus Haller | 1985-05-28 |
| RE31889 | Heat exchanger | Manfred Nonnenmann | 1985-05-21 |
| 4430868 | Evaporator particularly suitable for air conditioners in automotive vehicles | Josef Kern, Bohumil Humpolik | 1984-02-14 |
| 4400860 | Method for producing a cartridge for purifying exhaust gas | Manfred Nonnenmann, Wolfgang Hesse, Klaus Haller | 1983-08-30 |
| 4305459 | Heat exchanger | Manfred Nonnenmann | 1981-12-15 |
| 4282186 | Cartridge for purifying exhaust gas | Manfred Nonnenmann, Wolfgang Hesse, Klaus Haller | 1981-08-04 |