PDG, Inc.
5Patents
2Active
5Granted
48Portfolio score
Filing activity: Feb 24, 1997 → Feb 23, 2022 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5957474A | Wheelchair for large individuals | Human Necessities | 64 | Expired |
| USD589411S1 | Wheelchair member | General | 37 | Expired |
| US6447064B1 | Wheelchair with tiltable seat | Human Necessities | 32 | Expired |
| US7871094B2 | Reconfigurable tilt wheelchair | Emerging Cross-Sectional Technologies | 11 | Active |
| US11629925B2 | Firearm bolt hold-open assembly and methods of use thereof | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.