Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874433 | Methods of preparing encapsulated pigments | Peter Kleinschmit, Juergen Hanich, Guenter Halbritter, Jenny Horst | 1989-10-17 |
| 4806268 | Luminescing glasses | Peter Kleinschmit, Werner Volker, Gunter Halbritter | 1989-02-21 |