Premier Technology, Inc.
14Patents
4Active
14Granted
37Portfolio score
Filing activity: Dec 2, 1987 → Oct 29, 2012 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5284342A | Pinball machine having a system controlled rotating flipper | Human Necessities | 15 | Expired |
| US5112049A | Pinball machine having a play field which is changed during play | Human Necessities | 15 | Expired |
| US6942796B2 | Filter device for filtering a liquid | Performing Operations; Transporting | 11 | Expired |
| US7257927B2 | Three-piece frame assembly for window of enclosure | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4804186A | Pinball drop target assembly | Human Necessities | 9 | Expired |
| US8297007B2 | Two-piece frame assembly for window of enclosure | Mechanical Engineering; Lighting; Heating | 8 | Active |
| US5158292A | Pivoting gate and target assembly for a pinball machine | Human Necessities | 7 | Expired |
| US5333866A | Pinball machine having an interactive playfield | Human Necessities | 7 | Expired |
| US5335910A | Pinball machine having a conveyor belt ball lift | Human Necessities | 4 | Expired |
| US5158290A | Electronic variable target value indicator located on the playfield of a pinball machine | Human Necessities | 3 | Expired |
| USD516267S1 | Fifth wheel landing jack leveling device | General | 2 | Expired |
| US8726585B2 | Three-piece frame assembly for window of enclosure | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8708315B2 | Electric mining shovel hoist rope impact-reduction box | Fixed Constructions | 1 | Active |
| US8904892B2 | Double-tapered mount for oscillating shaft | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.