Issued Patents 1982
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4360546 | Electrical discharge lamp envelope | Hartmut Schneider | 1982-11-23 |
| 4345180 | Envelope for metal halide discharge lamp with protective layer containing B.sub.2 O.sub.3 | Hartmut Schneider | 1982-08-17 |
| 4341589 | Method for producing large surface plate or disc-shaped Si crystals with columnar structure | — | 1982-07-27 |
| 4319953 | Method for producing disc or band-shaped Si crystals with columnar structure for solar cells | — | 1982-03-16 |
| 4311726 | Method for the manufacture of a high-tensile strength optical waveguide | Heinz Hacker, Hubert Aulich, Nikolaos Douklias | 1982-01-19 |