Progressive Engineering Technologies, LLC
6Patents
3Active
6Granted
47Portfolio score
Filing activity: May 15, 1991 → Jun 30, 2021 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5239148A | Lane discriminating traffic counting device | Physics | 20 | Expired |
| US5360953A | Lane discriminating traffic counting device | Physics | 14 | Expired |
| US7417561B2 | Acoustic or pneumatic pulse transfer system for event counting | Physics | 1 | Active |
| US7460027B2 | Sensor cord array and method with conductive sensors for detecting activity on or around an object | Electricity | 1 | Active |
| US7022925B2 | Acoustic pulse transfer system for event counting | Physics | 1 | Expired |
| US11649019B2 | Navigational running light retrofit system | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.