BALLUFF GMBH
🏢 View company profile →122Patents
93Active
122Granted
56Portfolio score
Filing activity: Oct 15, 1996 → Nov 20, 2023 · 11 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8179266B2 | Sensor with RFID data carrier | Physics | 194 | Active |
| US5903426A | Overvoltage protection apparatus for a data interface | Electricity | 86 | Expired |
| US6827202B2 | Methods and apparatus for controlling conveyor zones | Performing Operations; Transporting | 42 | Expired |
| US6714004B2 | Inductive position measuring system | Physics | 26 | Expired |
| US6232769A | Modular waveguide assembly for a position sensor and method for making the same | Physics | 18 | Expired |
| US6757635B2 | Programmed method and apparatus for quadrature output sensors | Physics | 15 | Expired |
| US6351117B1 | Method and apparatus for generating transducer output pulses compensated for component variations | Physics | 15 | Expired |
| US5923164A | Apparatus and method for automatically tuning the gain of an amplifier | Electricity | 13 | Expired |
| US7825655B1 | Inductive proximity sensors and housings for inductive proximity sensors | Physics | 11 | Active |
| US6434516B1 | Method and apparatus for synthesizing an incremental signal | Physics | 11 | Expired |
| US6903544B2 | Position transducer device | Physics | 11 | Expired |
| US6559636B1 | Modular waveguide assembly and method for making the same | Physics | 11 | Expired |
| US9658095B2 | Capacitive fill level sensor | Physics | 10 | Active |
| US6441608B1 | Pre-calibrated waveguide assembly and method | Physics | 10 | Expired |
| US6734665B2 | Inductive sensor having a sensor coil in the form of a structured conductive layer | Electricity | 9 | Expired |
| US6208133A | Method and apparatus for calibrating the output signal of a linear position detector | Physics | 9 | Expired |
| US6879404B2 | Device and method for checking bores in or edges on an object of measurement | Physics | 9 | Expired |
| US7071680B2 | Position transducer device | Physics | 9 | Expired |
| US6591703B2 | Hermetically encapsulated sensor and process for its production | Emerging Cross-Sectional Technologies | 7 | Expired |
| USD459262S1 | Position sensor | General | 7 | Expired |
| US6655986B2 | Proximity switch | Electricity | 6 | Expired |
| US6828780B2 | Position measuring system having an inductive element arranged on a flexible support | Physics | 5 | Expired |
| US8179129B2 | Position/displacement measuring system with an encoded scale body | Physics | 5 | Active |
| US9863611B2 | Signal column | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US6943543B2 | Inductive displacement sensor with a measuring head comprising a passive resonant circuit | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.