Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9490873 | Methods and apparatus for underwater electrical near-field signal system | Frederick B. Koehler, Thomas McCreery, Robert Rinker, Darrell R. Rogers, Ross D. Rosenwald +2 more | 2016-11-08 |
| 8531657 | Micro-radian class line of sight and centration stabilization system | Frederick B. Koehler, Peter V. Messina | 2013-09-10 |