Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4710523 | Photocurable compositions with acylphosphine oxide photoinitiator | Peter Lechtken, Ingolf Buethe, Manfred Jacobi | 1987-12-01 |
| 4298738 | Acylphosphine oxide compounds their preparation and use | Peter Lechtken, Ingolf Buethe, Manfred Jacobi | 1981-11-03 |
| 4243797 | Process for the manufacture of soft and hard resins of urea, formaldehyde and a CH-acidic aldehyde, and their use | Harro Petersen, Kurt F. Fischer, Hans-Joachim Klug, Horst Schmidt | 1981-01-06 |
| 4220751 | Preparation of soft and hard resins, and their use | Harro Petersen, Kurt F. Fischer, Hans-Joachim Klug | 1980-09-02 |