ST Portfolio Holdings, LLC

United States of America

 
Total IP 254
Total IP Rank # 5,075
IP Activity Score 3/5.0    142
IP Activity Rank # 4,844

Patents

Trademarks

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Last Patent 2024 - Method and device for voice oper...
First Patent 2007 - Method of modifying audio content

Latest Inventions, Goods, Services

2024 Invention Method and system for sound monitoring over a network. Directed to a wearable device, that recei...
2023 Invention Method and device for voice operated control. At least one exemplary embodiment is directed to a...
Invention Real-time voice paging voice augmented caller id / ring tone alias. A communication device and m...
Invention Personalized sound management and method. A personalized sound management system for an acoustic...
Invention Acoustic device and method. At least one exemplary embodiment is directed to a communication dev...
Invention Acoustic sealing analysis system. A device to test the seal quality of an earpiece. Audio proces...
Invention Recording system. An analysis system has at least one monitoring assembly that includes at least...
Invention Method and device for audio recording. An earpiece, with two ambient sound microphones and an ea...
Invention Acoustic event detection and data storage. An analysis system has at least one monitoring assemb...
Invention Personal audio assistant device and method. A system includes a first microphone that captures a...
Invention Audio level control. A monitoring system can include an earpiece, a database with stored earpiec...
Invention Method and device for spectral expansion for an audio signal. A method and device for automatica...
Invention Occlusion device capable of occluding an ear canal. Occlusion devices, earpiece devices and meth...
Invention Method and device for in-ear canal echo suppression. An acoustic management module (300) for con...
Invention Method and device for acute sound detection and reproduction. Earpieces and methods for acute so...
Invention Location based audio signal message processing. A method of incorporating environmental acoustic ...
Invention Acoustic device and methods. At least one exemplary embodiment is directed to a communication dev...
Invention Robust voice activity detector system for use with an earphone. An electronic device or method f...
Invention Methods and devices for occluding an ear canal having a predetermined filter characteristic. Occl...
Invention Shared earpiece communication. At least one exemplary embodiment is directed to earpiece devices...
Invention Method and device for spectral expansion of an audio signal. A method and device for automatical...
Invention Acoustic sealing analysis system. A device to test the seal quality of an earpiece. Audio process...
2022 Invention Method to acquire preferred dynamic range function for speech enhancement. At least one exemplary...
Invention Always on headwear recording system. An analysis system has at least one monitoring assembly tha...
Invention Method and device for audio recording. An accident detector includes a processor, one or more se...
Invention Information processing using a population of data acquisition devices. Distributed wearable and ...
Invention Methods and devices for radio frequency (rf) mitigation proximate the ear. Earpieces and methods ...
Invention Method and device for spectral expansion for an audio signal. A method and device for automatical...
Invention Method and apparatus for in-ear canal sound suppression. A method and system of conferencing can...
Invention Earplug and pumping systems. An earpiece, earphone, earbud or earplug includes an inflatable elem...
Invention Personal audio assistant device and method. A system includes a first microphone that captures au...
Invention Personalized sound management and method. A personalized sound management system for an acoustic ...
Invention Automatic keyword pass-through system. At least one embodiment is directed to a method for autom...
Invention Methods and devices for attenuating sound in a conduit or chamber. Occlusion devices, earpiece de...
Invention Methods and devices for radio frequency (rf) mitigation proximate the ear. At least one exemplary...
Invention Expandable sealing devices and methods. An insertion device includes a stent and a plurality of ...
Invention Method and device for acute sound detection and reproduction. Earpieces and methods for acute sou...
Invention Method and device for voice operated control. Methods and devices for processing and voice opera...
Invention Multi-mic earphone design and assembly. At least one exemplary embodiment is directed to a metho...
2021 Invention Occlusion device capable of occluding an ear canal. Occlusion devices, earpiece devices and metho...
Invention Real-time voice paging voice augmented caller id/ring tone alias. A communication device and meth...
Invention Fixation methods for devices in tubular structures. A method and system of traversing a device t...
Invention Earguard monitoring system. A monitoring system can include an earpiece, a database with stored e...
Invention Biometric, physiological or environmental monitoring using a closed chamber. At least one embodi...
Invention Inverted balloon system and inflation management system. At least one exemplary embodiment is di...
Invention Acoustic dampening compensation system. At least one exemplary embodiment is directed to a commun...
Invention Information processing using a population of data acquisition devices. Distributed systems, contr...