Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5021654 | All ceramic ion mobility spectrometer cell | Donald N. Campbell, Glenn E. Spangler, Robert C. Davis, John P. Carrico | 1991-06-04 |
| D282531 | Gas sensing device or similar article | John Schmidt | 1986-02-11 |