Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7336015 | Method of manipulating wafers | Karl-Hermann Busse | 2008-02-26 |
| 5821696 | Method and circuit to start and operate high pressure discharge lamps | Dietrich Fromm | 1998-10-13 |
| 5017839 | Illumination system having a low-power high-pressure discharge lamp and power supply combination | Alexander Dobrusskin, Jurgen Von Scheidt, Jurgen Heider | 1991-05-21 |
| 4291254 | Discharge lamp energization circuit, particularly for audio and supersonic frequency operation of high-pressure discharge lamps | Dietrich Fromm | 1981-09-22 |