Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9791242 | Methods and systems for concealing light | Richard Bert Christiansen | 2017-10-17 |
| 9714812 | Devices for eliminating position disclosing light emitted by a laser | Richard Bert Christiansen | 2017-07-25 |