Inventor · Pittsburgh, PA, US

Yanfei Chen

24Patents
3h-index
55Co-inventors
62Inventor score

Filing activity: Apr 23, 2013 → Apr 2, 2025

Most-cited inventions

PatentTitleAreaCited byStatus
US8854243B2 AD converter circuit and ad conversion method Electricity 9 Active
US8947286B2 Analog/digital converter Electricity 5 Active
US8854240B2 Analog-to-digital converter and electronic apparatus Electricity 5 Active
US8884803B2 AD converter apparatus, AD converter circuit, and AD conversion method Electricity 1 Active
US11216638B2 Method and system to prevent identity theft for fingerprint recognition enabled touch screen devices Physics 1 Active
US9531366B2 Comparator with controlled current supply capacity Electricity 1 Active
US10007877B2 Boltzmann machine circuit Physics 0 Active
US12251522B1 Post-operative indwelling urinary catheter suitable for males Human Necessities 0 Active
US11663850B2 Method and system to prevent identity theft for fingerprint recognition enabled touch screen devices Physics 0 Active
US11738190B2 Neck-hanging massaging device Human Necessities 0 Active
US9118460B2 Clock and data recovery circuit Electricity 0 Active
US10942603B2 Managing activity states of an application processor in relation to touch or hover interactions with a touch sensitive device Electricity 0 Active
US11712555B2 Neck-hanging massaging device Human Necessities 0 Active
US11432731B2 Ultra-low profile wireless flow sensors to monitor hemodynamic alterations in the vascular system Human Necessities 0 Active
US9425776B2 Method for detecting hysteresis characteristic of comparator and semiconductor device Electricity 0 Active
US12421329B1 Continuous dynamic and efficient devolatilization method for polymer/volatile system based on high mass transfer interfaces Chemistry; Metallurgy 0 Active
US10469242B2 Mulit-lane synchronous reset for coherent receivers Electricity 0 Active
US10744308B2 Low-profile ventriculoamniotic shunt for fetal aqueductal stenosis Human Necessities 0 Active
US11357973B2 Neck-hanging massaging device Human Necessities 0 Active
US12210972B2 Method and system for extracting and correcting ringing component in dynamic pressure measurement signal of shock wave flow field Emerging Cross-Sectional Technologies 0 Active
US11923857B1 DTC nonlinearity correction Physics 0 Active
US11794383B2 Material with directional thermal conduction and thermal insulation and preparation method thereof Chemistry; Metallurgy 0 Active
US9203256B2 Charge transfer circuit Electricity 0 Active
US11766557B2 Neck-hanging massaging device Human Necessities 0 Active

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