Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7342057 | Self-healing coatings using microcapsules to suppress lead dust | Ashok Kumar | 2008-03-11 |
| 7192993 | Self-healing coating and microcapsules to make same | Srinivasan Sarangapani, Ashok Kumar, Curtis Thies | 2007-03-20 |