Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12011057 | Safety helmet | Celeste L. Hort, Michael Goodspeed, Kevin R. Ketterer, Jefferson S. Mendenhall, Matthew C. Miller | 2024-06-18 |
| 9125448 | Support for visors and face shields | Robert Klotz, Matthew C. Miller | 2015-09-08 |
| 6264392 | Pivot joint for faceshield assembly | Layton A. Wise | 2001-07-24 |