Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5675416 | Apparatus and method for detecting and sorting plastic articles having a preferred axis of birefringence | Carl D. Christy, H. Parks Squyres, Steven D. Lancaster | 1997-10-07 |
| 5640149 | Ventilator disconnect alarm | — | 1997-06-17 |