Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5923037 | Device for determining the ozone concentration in air | Rainer Stager, Gerd Uhlemann, Reinhold Busen, Anthony Delany | 1999-07-13 |
| 4876029 | Substituted and unsubstituted ring-bridged para-oligophenylene UV laser dyes | Hans-Joachim Ache, Monika Rinke, Hermann O. Wirth | 1989-10-24 |