Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6765339 | Infrared lamp and procedure for heating material to be processed | Joachim Scherzer, Klaus Schmitz, Siegfried Grob | 2004-07-20 |
| 6577816 | Infrared radiation system with multiple IR radiators of different wavelength | Siegfried Grob, Joachim Scherzer, Klaus Schmitz | 2003-06-10 |
| 6534904 | Infrared lamp with carbon ribbon being longer than a radiation length | Joachim Scherzer, Klaus Schmitz, Siegfried Grob | 2003-03-18 |
| 6421503 | Infrared radiation system with multiple IR radiators of different wavelength | Siegfried Grob, Joachim Scherzer, Klaus Schmitz | 2002-07-16 |
| 5530319 | Power supply circuit for a discharge lamp and use of and method of operating the same | Volker Adam, Helmut Gellweiler | 1996-06-25 |
| 5003284 | Infrared radiator | — | 1991-03-26 |
| 4978836 | Continuous oven | Norbert Mittelstadt, Kurt Reul | 1990-12-18 |