Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8074648 | Respiratory protection device | James R. Betz, Brandon H. Harmon, Andrew S. Viner, Scott A. Larson | 2011-12-13 |
DC
David M. Castiglione
Overall (2011): #325,181 of 364,097Top 90%
1
Patents 2011