Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5079479 | Dual-envelope high-pressure discharge lamp with thermostatically controlled starting strip | Helmut Weske, Klaus Krämer | 1992-01-07 |
| 5052468 | Method and apparatus for die casting shot control | — | 1991-10-01 |