Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9064633 | Method for synthesizing quaternary ammonium systems | Alfred Siggel, Frank Nerenz, Thirumalai G. Palanisamy, Andrew J. Poss | 2015-06-23 |
| 8426593 | Method for synthesizing quaternary ammonium systems | Alfred Siggel, Frank Nerenz, Thirumalai G. Palanisamy, Andrew J. Poss | 2013-04-23 |
| 8000084 | High voltage electrolytes | Alfred Siggel, Thirumalai G. Palanisamy, Michael Fooken, Brian O'Leary, Jeremy Diringer | 2011-08-16 |
| 7601871 | Method for purifying quaternary onium salts | Alfred Siggel, Michael Fooken, Michael Theissen, Andreas Kanschik-Conradsen, Frank Nerenz | 2009-10-13 |