Inventor · Luzern, CH

Markus Helfenstein

13Patents
5h-index
16Co-inventors
63Inventor score

Filing activity: Feb 16, 1999 → Mar 31, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6282559A Method and electronic circuit for signal processing, in particular for the computation of probability distributions Physics 24 Expired
US6584486B1 Method for mathematically processing two quantities in an electronic circuit Electricity 14 Expired
US6593828B1 System and method for filter tuning Electricity 13 Expired
US7010025B1 Circuit and method for an improved front end in duplex signal communication systems Electricity 10 Expired
US8094054B2 Transmitter with delay mismatch compensation Electricity 5 Active
US11137276B1 All digital travel time flow meter using time reversed acoustics Physics 3 Active
US10704941B2 Flow meter with measuring channel Physics 2 Active
US8102937B2 Enhanced bit mapping for digital interface of a wireless communication equipment in multi-time slot and multi-mode operation Electricity 2 Active
US7991076B2 Complex signal scaling for phase and/or amplitude modulated signals Electricity 1 Active
US10114045B2 Meter and method for determining meter readings and method for the wireless transmission of electrical energy Emerging Cross-Sectional Technologies 1 Active
US10746580B2 Flow meter with measuring channel Physics 0 Active
US11422014B2 Flow meter having a measuring channel formed by a hydroforming process Physics 0 Active
US11243104B2 Ultrasonic flowmeter having a deposition-resistant reflector formed of a bionic surface Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.