Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5091674 | Gas discharge lamp with glass tube and seal members | Ingo Duenisch, Eugen Achter | 1992-02-25 |
| 4354717 | Process for the production of gas discharge lamps | Werner Rech, Wolfgang Welsch | 1982-10-19 |
| 4318024 | Flash tube | Werner Rech, Wolfgang Welsch | 1982-03-02 |
| 4219757 | Gas discharge lamp | Werner Rech, Wolfgang Welsch | 1980-08-26 |