Skip to main content

Barr Group's smartphone and mobile apps experts review patent portfolios and advise attorneys in litigation. Our software engineers have hands-on experience designing iOS and Android apps for mobile handheld devices and the know-how to reverse engineer systems and analyze source code.  Many are trial-tested expert witnesses.

Need an expert for mobile apps litigation? Contact us >

Mobile Devices and Applications

Barr Group's expert witnesses have specialized expertise in source code review for smartphone devices and mobile apps, including:

  • Smartphones, cell phones, tablets, and smart watches
  • Google Android mobile operating system and SDK
  • Apple iOS, iPadOS, tvOS, and watchOS as well as XCode
  • Microsoft Windows Phone, Windows Mobile, and Windows IoT
  • Google Play, Apple iTunes/AppStore, and Windows Phone Store
  • Blackberry OS, Qualcomm BREW, PalmOS/webOS, and ARM platforms
  • Nintendo, PlayStation, XBox, and video games for mobile computers
  • Cellular network protocols (SMS, MMS, CDMA, GSM, LTE)
  • WiFi 802.11, NFC, and Bluetooth (including Bluetooth LE)
  • IrDA and other infrared and line-of-sight communications
  • GPS, accelerometer, pedometer, camera, and microphone peripherals
  • Internet of Things (IoT) devices and cloud hosted apps
  • Web-based apps built with HTML, JavaScript, JSON, etc.
  • Qualcomm's hardware abstraction layer (HAL)

Barr Group's software experts are familiar with all of the major smartphone APIs as well as related wireless protocols and also with the programming languages used to develop iOS and Android apps, including C/C++, .NET, C#, Objective-C, Swift, Java, Kotlin, and Go.

Request your mobile apps expert now >

Expert Witness Services

Barr Group's smartphone experts support plaintiffs and defendants in litigation in U.S. District Courts, at the International Trade Commission (ITC), and before the Patent Trial and Appeal Board (PTAB). Our services include:

  • Technical assistance with drafting of discovery requests
  • Preparation of patent infringement claim charts
  • Software source code review and analysis
  • Source code comparisons for copyright and trade secret theft
  • Prior art review for patent invalidity
  • Automated testing of mobile devices and wireless communications
  • Evaluation of cyber breaches and privacy invasions
  • Expert reports, declarations, and witness statements
  • Testimony at deposition, oral hearings, and trials

Barr Group has a demonstrated ability to quickly activate one or more code reviewers to match the size, scope, and complexity of any project.

How can we help you today? >

The following is a representative subset of Barr Group's experts who have experience designing and/or testifying about these technologies:

Mobile Devices & Apps Expert Witness List

The following is a representative subset of Barr Group's experts who have experience designing and/or testifying about these technologies:

Consultant with two decades of experience developing software and mobile apps for Android, Linux, Windows, and real-time operating systems.
Computer science expert with decades of experience designing software and electronics, including handheld, IoT, and wearable devices as well as video games and apps.
Subject matter expert in software quality, data analytics, wireless communications and networking, web technologies, user interfaces, and e-commerce.
Artificial intelligence expert specializing in chatbot design and development, GPT and LangChain, speech recognition, and natural language processing (NLP).
Consultant and former professor of computer science with decades of hands-on experience in speech recognition, IVR, RFID, streaming multimedia, and data encryption.
Prolific author who has trained tens of thousands of engineers in systems testing and has over thirty years of experience in software and electronics testing.
Computer science professor with industry experience in system administration as well as data centers and cloud storage and a range of other technologies.
PhD in psychology and author of two books on UI design with experience leading research to evaluate the usability of operating systems, websites, and apps.
Accomplished software and systems engineer with specialized expertise in UI design and human factors for mobile, web, desktop, and server software.
Computer science professor and consultant with thirty years of experience in the software industry and hands-on video game design experience.