Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9199859 | Water purification device | Kevin S. Spittle, Frederick R. Segal, Michael Dan ROBESON, John A. Schoch, Jr., Gary Lane BOWERS | 2015-12-01 |
| 8555544 | Visual attenuation compositions and methods of using the same | Kevin S. Spittle, Marc Theisen, James D. Tanner | 2013-10-15 |
| 8256158 | Visual attenuation compositions and methods of using the same | Kevin S. Spittle, Marc Theisen, James D. Tanner | 2012-09-04 |