Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6745037 | Method of protecting a limited local area against electromagnetic radiation emitted by mobile radio terminals, radio station and mobile radio terminal | Jörg Sasse | 2004-06-01 |
| 6727679 | DC to DC voltage converter having a switching signal with adjustable frequency and an adjustable duty cycle | Illya Kovarik | 2004-04-27 |
| 6723880 | Preparation of secondary amines from primary amines | Johann-Peter Melder, Christoph Benisch, Arthur Hohn, Joachim Pfeffinger | 2004-04-20 |