Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7439397 | Phenol derivative | Ivan Richards, Sue Cammarata, Craig D. Wegner, Michael Hawley, Mark P. Warchol +6 more | 2008-10-21 |
| 6890920 | Quaternary ammonium compounds | Ivan Richards, Sue Cammarata, Craig D. Wegner, Michael Hawley, Mark P. Warchol +6 more | 2005-05-10 |