Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6482969 | Silicon based quaternary ammonium functional compositions and methods for making them | John Joseph Kennan | 2002-11-19 |
LH
Liza Ruth Helmrick
Overall (All Time): #3,564,156 of 4,157,543Top 90%
1
Patents All Time