Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7275414 | Extractive sampling system and method for measuring one or more molecular species | David D. Nelson, Jr., Scott C. Herndon, John Barry McManus, Mark Stuart Zahniser | 2007-10-02 |
| 6040574 | Atmospheric-particle analyzer | John T. Jayne, Douglas R. Worsnop | 2000-03-21 |
| 5877862 | Laser system for cross-road measurement of motor vehicle exhaust gases | David D. Nelson, Jr., J. Barry McManus, Mark Stuart Zahniser | 1999-03-02 |