Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5014593 | Perforated plate armor | Richard A. Auyer, Andrew J. Gidynski, Richard M. Ingersoll, Needangalam S. Sridharan | 1991-05-14 |
| 4835033 | Armor plate having triangular holes | Richard A. Auyer, Ernest N. Petrick, Needangalam S. Sridharan | 1989-05-30 |