Linemaster Switch Corporation
15Patents
2Active
15Granted
31Portfolio score
Filing activity: Sep 13, 1976 → Jun 26, 2017 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7428439B1 | Wireless foot control system with optical transmitter and transceiver | Physics | 44 | Active |
| US6040537A | Foot operated control unit | Emerging Cross-Sectional Technologies | 30 | Expired |
| USD517501S1 | Twin foot pedal control | General | 29 | Expired |
| USD526279S1 | Light receiver control | General | 14 | Expired |
| USD246649S | Foot operated control unit | General | 14 | Expired |
| USD542740S1 | Single foot pedal control | General | 13 | Expired |
| USD542739S1 | Triple foot pedal control | General | 13 | Expired |
| USD398290S | Shell for a control unit | General | 11 | Expired |
| USD542738S1 | Light receiver control | General | 10 | Expired |
| USD517499S1 | Foot switch | General | 9 | Expired |
| USD249505S | Foot operated control unit | General | 8 | Expired |
| USD517022S1 | Twin foot pedal control | General | 7 | Expired |
| USD563905S1 | Foot switch | General | 6 | Expired |
| USD246648S | Foot operated control unit | General | 5 | Expired |
| US10338626B2 | Rolling hinge assembly | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.