Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7417561 | Acoustic or pneumatic pulse transfer system for event counting | John W. Reed, Timothy K. Fielder | 2008-08-26 |
| 7022925 | Acoustic pulse transfer system for event counting | John W. Reed | 2006-04-04 |