Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834496 | Optical fiber sensors for chemical detection | Lee L. Blyler, Jr., Robert A. Lieberman, John B. MacChesney | 1989-05-30 |
| 4820016 | Waveguide-containing communications and sensing systems | John Hegarty | 1989-04-11 |