Ulrich Kaiser
27Patents
10h-index
47Co-inventors
75Inventor score
Filing activity: Apr 27, 1990 → Jun 15, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5569187A | Method and apparatus for wireless chemical supplying | Human Necessities | 438 | Expired |
| US5870031A | Full-wave rectifier and method of operation for a recognition system | Emerging Cross-Sectional Technologies | 119 | Expired |
| US5597534A | Apparatus for wireless chemical sensing | Physics | 112 | Expired |
| US6167236A | Damping modulation circuit for a full-duplex transponder | Physics | 92 | Expired |
| US5450086A | Self-tuning receiver/decoder for frequency shift keying RF data transmission | Electricity | 64 | Expired |
| US5418751A | Variable frequency oscillator controlled EEPROM charge pump | Physics | 26 | Expired |
| US5281846A | Electronic device having a discrete capacitor adherently mounted to a lead frame | Electricity | 18 | Expired |
| US5126745A | Circuit arrangement for generating a control signal in dependence upon the occurrence of an extreme value of a sinusoidal oscillation and use of such a circuit arrangement | Electricity | 15 | Expired |
| US5398623A | Method for incinerating refuse, and a control process therefor | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US5227740A | Oscillation maintenance circuit | Physics | 10 | Expired |
| US7862769B2 | Testing body, particularly for verifying the penetration properties of a sterilizing agent in sterilization processes | Human Necessities | 4 | Active |
| US8463559B2 | Method for transmitting a software module to a measuring point | Physics | 2 | Active |
| US8988896B2 | Field device for automation technology | Electricity | 2 | Active |
| US10619771B2 | Hybrid flange | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US7482785B2 | Transponder with oscillator peak voltage limit | Physics | 1 | Expired |
| US11644827B2 | Method for improving the measuring performance of automation field devices | Physics | 0 | Active |
| US11687054B2 | Method for verifying a value stream along a transport route or in warehouse stock by means of blockchain technology | Electricity | 0 | Active |
| US10938154B2 | Secure adapter device | Electricity | 0 | Active |
| US11359944B2 | System and method for spatially resolved determination of at least one physical or chemical process variable | Physics | 0 | Active |
| US6617828B2 | Circuit assembly for doubling the voltage of a battery | Electricity | 0 | Expired |
| US10698389B2 | Method and system for optimizing the operation of at least one of a plurality of field devices from automation technology | Physics | 0 | Active |
| US9077620B2 | Method for monitoring a process automation technology network | Physics | 0 | Active |
| US9628987B2 | Method for integrating a field device into a process automation technology network | Electricity | 0 | Active |
| US11586984B2 | Method for verifying the production process of field devices by means of a machine-learning system or of a prognosis system | Physics | 0 | Active |
| US11206271B2 | Method for ensuring the authenticity of a field device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.