Industrial Automation Experts

Barr Group's industrial controls experts provide failure analysis, design/safety reviews, and testimony for litigation relating to control systems and robotics for manufacturing and other industrial processes. Our experts combine industry experience as designers of electronic systems and software with the credentials and composure needed for courtroom success.

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Robotics and Factory Automation

Barr Group's industrial controls expert witnesses are highly qualified software engineers, electrical engineers, and mechanical engineers who are experienced in the design of robotics and factory automation equipment for a range of industries from food and pharmaceuticals production to fossil fuel and solar energy generation and distribution to automobile and electronics assembly lines. As professional designers of reliable and secure embedded systems, Barr Group is knowledgeable in IEC 61508 and other functional safety standards that apply to industrial controls and automation systems as well as the following technologies:

  • Supervisory Control And Data Acquisition (SCADA) systems
  • Programmable Logic Controls (PLCs) a/k/a "ladder logic"
  • Industrial Internet of Things (IIoT)
  • Open Smart Grid Protocol (OGSP) and ISO/IEC 14908
  • IEC 61158 "Fieldbus" networks for real-time distributed control
  • DeviceNet and CANopen interoperability network software
  • Environmental monitoring and remote sensing technologies
  • Safety Instrumented Systems (SIS) per IEC 61511 (ISA 84)
  • Machine Vision (MV) for automated process and quality control
  • Computer Numeric Control (CNC) and 3-D printing
  • ANSI/RIA R15.06 and other robotics safety considerations
  • Electrical interlocks, failsafes, and machine guarding

Barr Group's expert witnesses are familiar with all of the operating systems used in industrial controls, including real-time operating systems like VxWorks and QNX as well as Linux and Windows, and also the languages used to program these systems such as assembly, C/C++, and Labview. And we are just as comfortable with electronic circuit and mechanical design.

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Expert Witness Services

Barr Group's industrial controls 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
  • Software source code review and analysis
  • Source code comparisons for copyright and trade secret theft
  • Analysis of electronics and related design documents
  • Review of mechanical designs and safety interlocks
  • Comparison to IEC 61508 and other functional safety standards
  • Prior art review for patent invalidity
  • Reverse engineering, including disassembly of binary code
  • Forensic analysis and malfunction reconstruction
  • 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. And our team includes licensed Professional Engineers (P.E.s).

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

Industrial Controls

Video Encoding and Streaming Expert Profile

PhD electrical engineer and data communications expert with three decades of professional industry and research experience in areas such as video encoding and imaging technologies, digital signal processing (DSP), lossless data compression, and computer security. Areas of specialized technical expertise also include Amazon AWS and other cloud computing platforms.

Software Quality Assurance Expert Profile

Independent consultant and former vice president of engineering with significant experience leading development of enterprise software systems, including systems for electronic payments, information management, and e-commerce. More than two decades of work in software industries and a strong background in core natural sciences to the analysis of neural networks and other complex mission-critical information management systems.

Lithium Battery & Ultracapacitor Expert Profile

Chemist and portable power expert with thirty years of industry experience in the fields of lithium batteries and ultracapacitor technologies including management of the team that first commercialized lithium-ion battery technology in North America. Has worked at the leading edge of battery and supercapacitor technology throughout his career, having led battery R&D as well as testing and application engineering organizations.

Analog and Digital Electronics Expert Profile

Electronics and computer science expert with more than twenty-five years of hands-on experience analyzing, designing, and implementing real-time systems for commercial, industrial, and military applications. Has been chief architect or technical lead on numerous projects covering all aspects of the architecture and development of electronics (including circuit boards and FPGAs), embedded software, network and communication protocols, and graphical user interfaces.

Penetration Testing Security Expert Profile

Computer engineer and information security expert specializing in the secure design of embedded computing devices and their networks. White hat hacker who uses penetration testing, reverse engineering techniques, and disassemblers such as IDA Pro to identify and close security holes in mobile, embedded, and cloud computing systems to prevent hacking and cyberattacks.

Explosives & Airbag Propellant Expert Profile

PhD chemist and expert in explosives, including airbag propellants, with thirty-five years of industrial research and development experience as both a staff scientist and manager/director of R&D activities. The primary focus of industrial assignments has been the design of energetic solid materials such as propellants, pyrotechnics, explosives, and gas generants for missile systems as well as automotive airbag applications. Airbag work includes formulating a phase stabilized ammonium nitrate (PSAN)-based gas generant and compatible inflators.

Global Positioning Systems Expert Profile

Electrical engineer with substantial design experience in the fields of GPS and navigation systems, digital signal processing, semiconductors, image processing, and software-defined radio for airborne and ground-based systems and devices in the military, agricultural, industrial, and other markets. Experience includes technical team and architectural leadership for multiple product launches.

Internet Protocols and IoT Expert Profile

Software and systems engineer with several decades of hands-on experience in the design and implementation of complex embedded systems based on Linux, Windows, and real-time operating systems. Specialist in Internetconnected products such as consumer electronics and IoT devices using WiFi 802.11, GSM/LTE cellular, and other wireless and wired protocols. Also has experience with FPGAs and implementing M2M communications through the use of Microsoft .NET-based web services.

Autonomous Vehicle Navigation Expert Profile

Professor of electrical and computer engineering and robotics with more than a decade of industry experience developing embedded systems for guidance, communications, and data processing for spaceborne and terrestrial applications. Teaches classes and performs research in the areas of navigation, communications, and design of computer systems. Head of a robotics research laboratory that focuses on the integration of computer, communications, and navigation technologies for autonomous robot applications. Has specialized expertise in civilian and military navigation

Smart Grid Electrical Power Expert Profile

Professor of electrical and computer engineering with significant industry experience in telecom, aerospace/defense, security, and healthcare application domains. Director of a university program that supports NASA’s Johnson Space Center and co-director of a connected infrastructure program that prototypes smart grid, smart energy, smart transportation, and other smart city projects. Research relates to those and other topics that touch on embedded computing systems and communication and networking protocols. Has held executive and senior engineering positions


Expert S416N

Electronics and computer science expert with more than twenty-five years of hands-on experience...

Expert M242N

Professor of electrical and computer engineering and robotics with more

Expert S425N

Electrical engineer and expert in battery and power electronics technology with special...

Expert H620K

Technology consultant with more than thirty years of experience in battery,

Expert W550N

Engineer with over thirty-five years of experience designing electronics and software for...

Expert F640L

Founder and president of an independent regulatory-compliance testing

Expert B620S

<p>Computer engineer with over fifteen years of hands-on experience in all phases of...

Expert B600R

Former adjunct professor of computer engineering with more than twenty-five years of experience...

Expert T512N

MIT-educated computer scientist experienced in analyzing, architecting, designing, developing...

Expert L000L

Over forty years of academic and engineering experience and twenty years of expert witness...


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