Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11168441 | Process for producing polyvinyl alcohol articles | Charles Roberson | 2021-11-09 |
| 9797073 | Process for producing polyvinyl alcohol articles | Charles Roberson | 2017-10-24 |
| 9523172 | Process for producing polyvinyl alcohol articles | Charles Roberson | 2016-12-20 |
| 8293664 | Process for producing polyvinyl alcohol articles | Charles Roberson | 2012-10-23 |
| 7937772 | Chemical/biological protective garments and laminates | Charles Roberson | 2011-05-10 |
| 5002820 | Laminated safety glass | Nelson Bolton | 1991-03-26 |