Pi Manufacturing Inc.
3Patents
2Active
3Granted
39Portfolio score
Filing activity: Jul 21, 2004 → Jan 14, 2021
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7445222B2 | Multi-purpose tow bar for a trailer | Performing Operations; Transporting | 8 | Expired |
| US9428239B1 | Bicycle convertible to a stroller | Performing Operations; Transporting | 4 | Active |
| US11427280B2 | System and braking kit for enabling a vehicle trailer and a tow bar to be interconnected in either a braking or a non-braking configuration | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.