Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824892 | UV light stabilizer based on benzophenone | Joachim Schulz | 1989-04-25 |
| 4446075 | Substituted bromofluorobenzene derivatives and process for its manufacture | Reinhard Knieps | 1984-05-01 |