Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8664348 | 2,4,5-triaminophenols and related compounds | Joachim C. Ritter, Frederick K Mallon, Steven R. Allen, David J. Rodini, Roger K Siemionko | 2014-03-04 |
| 8580910 | 2,4,5-triaminophenols and related compounds | Annalisa Hargis, Joachim C. Ritter | 2013-11-12 |
| 8431747 | Process for the preparation of monomers for polybenzimidazole materials | Joachim C. Ritter | 2013-04-30 |
| 8420862 | Process for the preparation of highly pure monomers for polybenzimidazole materials | Joachim C. Ritter | 2013-04-16 |
| 8404898 | Integrated process for the preparation of polybenzimidazole precursors | Joachim C. Ritter | 2013-03-26 |
| 8188317 | Integrated process for the preparation of polybenzimidazole precursors | Joachim C. Ritter | 2012-05-29 |
| 8188316 | Integrated process for the preparation of polybenzimidazole precursors | Joachim C. Ritter | 2012-05-29 |
| 8163955 | Process for the synthesis of 2,6-diamino-3,5-dinitrotoluene | Joachim C. Ritter | 2012-04-24 |
| 8163961 | Process for the preparation of monomers for polybenzimidazole materials | Joachim C. Ritter | 2012-04-24 |
| 8158830 | Integrated process for the preparation of tetraaminobenzene | Joachim C. Ritter, Ekaterini Korovessi | 2012-04-17 |
| 8143450 | Process for the preparation of derivatives of tetraaminobenzene | Joachim C. Ritter, Ekaterini Korovessi | 2012-03-27 |