Herbert Meier
41Patents
14h-index
39Co-inventors
81Inventor score
Filing activity: Mar 9, 1990 → Mar 29, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5541604A | Transponders, Interrogators, systems and methods for elimination of interrogator synchronization requirement | Electricity | 418 | Expired |
| US6323566A | Transponder for remote keyless entry systems | Physics | 234 | Expired |
| US5351052A | Transponder systems for automatic identification purposes | Physics | 226 | Expired |
| US5453747A | Transponder systems for automatic identification purposes | Physics | 165 | Expired |
| US5548291A | Read/write transponder arrangement and method of communication | Physics | 137 | Expired |
| US5793324A | Transponder signal collision avoidance system | Physics | 115 | Expired |
| US5970148A | Low cost encryption transponder | Electricity | 105 | Expired |
| US5646607A | Transponder/interrogator protocol in a multi-interrogator field | Physics | 103 | Expired |
| US5450088A | Transponder arrangement | Physics | 102 | Expired |
| US5294931A | Method of interrogating a plurality of transponders arranged in the transmission range of an interrogating device and transponders for use in the said method | Physics | 88 | Expired |
| US5287113A | Voltage limiting batteryless transponder circuit | Physics | 31 | Expired |
| US5430447A | Protection against manipulation of batteryless read/write transponders | Physics | 29 | Expired |
| US6651692B2 | Modular oxygen supply system | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6489886B2 | Security system to prevent unauthorized starting of the engine of a vehicle | Performing Operations; Transporting | 17 | Expired |
| US7380150B2 | Method for selecting an inductive or battery power supply based on the voltage sensed therefrom for a transponder system | Electricity | 13 | Expired |
| US5959625A | Method and system for facilitating navigation among software applications and improved screen viewing | Physics | 11 | Expired |
| US5283529A | Oscillation maintenance circuit | Physics | 10 | Expired |
| US6990991B2 | Safety device for a gas distribution system in an airplane and gas distribution method | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5196735A | Circuit arrangement | Electricity | 6 | Expired |
| US7264647B2 | Device for enriching air with oxygen in an aircraft, and a method for operating the device | Performing Operations; Transporting | 6 | Expired |
| US6538811B2 | Light intensifying device | Physics | 6 | Expired |
| US9179492B2 | Electronic device, method and system for half duplex data transmission | Physics | 5 | Active |
| US9400493B2 | System and method for automatically naming objects in a building automation system | Electricity | 5 | Active |
| US7667548B2 | Oscillation maintenance circuit for half duplex transponder | Physics | 4 | Active |
| US10093233B2 | Method and apparatus for displaying the surroundings of a vehicle, and driver assistance system | Physics | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.