Inventor · San Jose, CA, US

Ehsan Khajeh

38Patents
4h-index
35Co-inventors
59Inventor score

Filing activity: Mar 15, 2013 → Jun 8, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US10275638B1 Methods of biometric imaging of input surfaces Electricity 53 Active
US10198610B1 Acoustic pulse coding for imaging of input surfaces Electricity 16 Active
US10325136B1 Acoustic imaging of user input surfaces Electricity 7 Active
US11715321B2 Geometric structures for acoustic impedance matching and improved touch sensing and fingerprint imaging Physics 6 Active
US11402950B2 Methodology and application of acoustic touch detection Emerging Cross-Sectional Technologies 3 Active
US10802651B2 Ultrasonic touch detection through display Physics 2 Active
US11231816B2 Ultrasonic water-agnostic touch detection sensor Physics 2 Active
US11347355B2 System and method for acoustic touch and force sensing Physics 2 Active
US9389330B2 Formation measurements using flexural modes of guided waves Physics 2 Active
US11048902B2 Acoustic imaging system architecture Performing Operations; Transporting 2 Active
US11573665B2 Beamforming optimization for segmented thin-film acoustic imaging systems incorporated in personal portable electronic devices Physics 1 Active
US9597709B2 Variable thickness acoustic transducers Emerging Cross-Sectional Technologies 1 Active
US10094945B2 Formation measurements using nonlinear guided waves Physics 1 Active
US9534492B2 Pressure compensated capacitive micromachined ultrasound transducer for downhole applications Physics 1 Active
US11950512B2 Thin-film acoustic imaging system for imaging through an exterior surface of an electronic device housing Performing Operations; Transporting 1 Active
US11669199B2 Differential acoustic touch and force sensing Physics 1 Active
US11392250B1 Ultrasonic touch sensing parasitic wave rejection Physics 1 Active
US9726014B2 Guided wave downhole fluid sensor Fixed Constructions 1 Active
US12067196B2 Beamforming optimization for segmented thin-film acoustic imaging systems incorporated in personal portable electronic devices Physics 0 Active
US12205399B2 Geometric structures for acoustic impedance matching and improved touch sensing and fingerprint imaging Physics 0 Active
US9581708B2 Guided acoustic waves isolation system for downhole applications Physics 0 Active
US11397486B2 Ultrasonic force detection Physics 0 Active
US12039800B2 Signal processing for segmented thin-film acoustic imaging systems for portable electronic devices Performing Operations; Transporting 0 Active
US12000967B2 Regional gain control for segmented thin-film acoustic imaging systems Physics 0 Active
US11422113B2 Ultrasonic water-agnostic touch detection sensor Physics 0 Active

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