Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5341804 | System for disabling oximeter in presence of ambient light | James F. Kelley, Ralph Kerns, Timothy J. Duffy, David J. Draska | 1994-08-30 |
| 5282466 | System for disabling oximeter in presence of ambient light | Timothy J. Duffy, Ralph Kerns, James F. Kelley | 1994-02-01 |