Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5428261 | Single-ended, plastic-based high-pressure discharge lamp | Christian Wittig | 1995-06-27 |
| 4794297 | Shielded discharge-type automotive head lamp | Ju vom Scheidt, Ewald Wurster | 1988-12-27 |
| 4774636 | Automotive headlamp - reflector combination | Jurgen Vom Scheidt | 1988-09-27 |
| 4722039 | Shaded beam vehicular discharge-type head lamp | — | 1988-01-26 |
| 4659318 | Method to introduce a fill gas mixture into an electric light bulb, particularly halogen incandescent lamp | Axel Bunk, Gottfried Eichelbronner, Rainer Haake, Karl-Heinz Stadler | 1987-04-21 |
| 4580199 | Dual filament halogen cycle incandescent lamp for the use in motor vehicle headlamps, for instance in sealed beam headlamps | Ewald Wurster | 1986-04-01 |
| 4479072 | Sealed-beam headlamp having seating abutment on the outside of concave reflector | Walter Schonherr | 1984-10-23 |
| 4302698 | Dual-filament halogen incandescent lamp, particularly sealed-beam, automotive headlight | Rolf Kiesel | 1981-11-24 |