Patent assignee · US · COMPANY

HI LLC

139Patents
137Active
139Granted
62Portfolio score

Filing activity: Jun 20, 2002 → Feb 27, 2024

Most-cited patents

PatentTitleAreaCited byStatus
US7030880B2 Information processor Physics 134 Expired
US6970178B2 Information processing apparatus Physics 133 Expired
US10158038B1 Fast-gated photodetector architectures comprising dual voltage sources with a switch configuration Physics 57 Active
US10424683B1 Photodetector comprising a single photon avalanche diode and a capacitor Physics 56 Active
US10340408B1 Non-invasive wearable brain interface systems including a headgear and a plurality of self-contained photodetector units configured to removably attach to the headgear Electricity 55 Active
US10515993B2 Stacked photodetector assemblies Physics 48 Active
US11006876B2 Biofeedback for awareness and modulation of mental state using a non-invasive brain interface system and method Human Necessities 46 Active
US11006878B2 Modulation of mental state of a user using a non-invasive brain interface system and method Physics 43 Active
US10219700B1 Systems and methods for quasi-ballistic photon optical coherence tomography in diffusive scattering media using a lock-in camera detector Physics 38 Active
US10016137B1 System and method for simultaneously detecting phase modulated optical signals Electricity 38 Active
US10983177B2 Magnetic field shaping components for magnetic field measurement systems and methods for making and using Physics 30 Active
US10627460B2 Systems and methods including multi-mode operation of optically pumped magnetometer(s) Human Necessities 29 Active
US10996293B2 Systems and methods having an optical magnetometer array with beam splitters Physics 27 Active
US10976386B2 Magnetic field measurement system and method of using variable dynamic range optical magnetometers Physics 26 Active
US11213245B2 Spatial and temporal-based diffusive correlation spectroscopy systems and methods Human Necessities 13 Active
US11630310B2 Wearable devices and wearable assemblies with adjustable positioning for use in an optical measurement system Human Necessities 12 Active
US10420469B2 Optical detection system for determining neural activity in brain based on water concentration Physics 10 Active
US11096620B1 Wearable module assemblies for an optical measurement system Human Necessities 8 Active
US10299682B1 Pulsed ultrasound modulated optical tomography with increased optical/ultrasound pulse ratio Physics 7 Active
US11206985B2 Non-invasive optical detection systems and methods in highly scattering medium Physics 6 Active
US10368752B1 Devices and methods to convert conventional imagers into lock-in cameras Physics 5 Active
US10517540B1 Systems and methods to reduce data and complexity in neural signal processing chain Human Necessities 5 Active
US11245404B2 Phase lock loop circuit based signal generation in an optical measurement system Electricity 4 Active
US10420498B1 Spatial and temporal-based diffusive correlation spectroscopy systems and methods Human Necessities 3 Active
US11903676B2 Photodetector calibration of an optical measurement system Physics 3 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.