Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11263568 | Intelligent safety monitoring and analytics system for personal protective equipment | Kiran S. Kanukurthy, Steven R. Digre, Darcey L. Holloway, Eric C. Lobner, Ted K. Madison +8 more | 2022-03-01 |
| 5113967 | Audibility earplug | Mead C. Killion, Jonathan K. Stewart, Robert N. Falco | 1992-05-19 |
| 4924502 | Means for stabilizing sound pressure produced at the eardrum under an earpad | Clayton H. Allen | 1990-05-08 |
| D263022 | Vibration isolator or similar article | Daniel T. Lilley, Jr., John A. Passanisi | 1982-02-16 |