POWER SPIN INC.
12Patents
11Active
12Granted
48Portfolio score
Filing activity: Feb 7, 2003 → Nov 17, 2022 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6739402B1 | Transport drawbar | Emerging Cross-Sectional Technologies | 7 | Expired |
| US9114678B1 | Hitch lock | Performing Operations; Transporting | 3 | Active |
| US7891693B2 | Hitch for two drawpin sizes | Performing Operations; Transporting | 2 | Active |
| US8616576B2 | Implement hitch with ring and clevis | Performing Operations; Transporting | 2 | Active |
| US9873299B2 | Ball hitch with locking swivel and ramp | Performing Operations; Transporting | 1 | Active |
| US9789742B2 | Ring latch for pintle hitch | Performing Operations; Transporting | 1 | Active |
| US8833792B2 | Hitch apparatus with reduced wear | Performing Operations; Transporting | 0 | Active |
| US9527356B2 | Locking hitch ring | Performing Operations; Transporting | 0 | Active |
| US10421387B2 | Swivel mount cargo winch | Performing Operations; Transporting | 0 | Active |
| US10112449B2 | Ball hitch with locking swivel and ramp | Performing Operations; Transporting | 0 | Active |
| US12148468B2 | Semiconductor memory device and control device for semiconductor memory device | Physics | 0 | Active |
| US11242010B2 | Pivoting step with roller | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.