Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10352553 | Apparatus for producing light and sound | Douglas L. Krivanek, Ivan B. Helmirch, Christopher J. Shields | 2019-07-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10352553 | Apparatus for producing light and sound | Douglas L. Krivanek, Ivan B. Helmirch, Christopher J. Shields | 2019-07-16 |