MTR HOLDINGS INC.
11Patents
5Active
11Granted
39Portfolio score
Filing activity: Dec 3, 1999 → Jul 27, 2020 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6470626B2 | Gate release mechanism with detent and plunger, and gate incorporating same | Fixed Constructions | 14 | Expired |
| US6672008B1 | Gate release mechanism having a pivotable arm to facilitate maintenance | Fixed Constructions | 11 | Expired |
| USD891163S1 | Checkout counter | General | 7 | Active |
| US6310529A | Bi-stable battery switch | Electricity | 5 | Expired |
| US6755590B1 | Box tube clamping system | Emerging Cross-Sectional Technologies | 3 | Expired |
| US8485478B2 | System and method for servicing a breakaway gate | Fixed Constructions | 2 | Active |
| US8640996B2 | Multiple direction railroad gate release mechanism | Fixed Constructions | 1 | Active |
| US8282276B2 | Temperature-compensated fibre optic strain gauge | Physics | 1 | Active |
| US6597558B1 | Solenoid system | Electricity | 1 | Expired |
| USD988768S1 | Checkout counter | General | 1 | Active |
| US6357701B1 | Warning light having a switching system | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.