For the past 8 years, Nicholas Zatkovich has been focused on focused on software development, architecture of operating systems, and embedded devices. He has also provided technical research in the field of Computer Science and Information Technologies; specializing in software development and code analysis.

Mr. Zatkovich is an expert witness and expert consultant for civil and criminal cases. He has extensive experience with cell phone forensics, and over 1000 hours of testing and forensics in support of criminal and civil cases since 2012.

He has been praised by attorneys in several cases as an expert witness and forensics analyst, including Commonwealth of Massachusetts v. Dwight Williams., where his analysis and testimony was crucial in securing a dismissal of charges for the defendant.

Sample Case Experience

Commonwealth of Massachusetts v. Dwight Williams
Client: Defendant
Nature of Case: Criminal
Engagement: Retained as testifying expert to provide forensic examination of cell phones and cell phone records, including message history and call history.
Represented by: Law Offices of Edward O’Brien, Esq. Status: Closed

Longitude vs. Apple, et. al.
Jurisdiction: U.S. District Court, California Central
Client: Plaintiff
Nature of Case: ITC Patent Litigation
Engagement: Retained for analysis of storage systems (flash memory) on mobile devices. Devices included multiple generations of the iPhone and the iPad.
Status: Open Represented by: Bunsow De Mory Smith & Allison

Black Hills vs. Samsung, et. al.
Jurisdiction: ITC
Client: Plaintiff
Nature of Case: ITC Patent Litigation
Engagement: Retained for analysis and forensics of cell phones, mobile devices, and TVs. Source code analysis of the operating systems and the bundled mobile applications were performed on all devices. Mobile applications included GPS applications, such as Maps and Location Services, and music apps, such as Google Music and IHeartRadio. Devices include those running the Android and iOS systems, over 15 in total. Testing included network capture and bypassing encryption of network protocols in order to determine GPS functionality, perform protocol analysis, and determine infringing functionality.
Status: Closed
Represented by: Mintz-Levin

Dmitry Kolychev v. GeaxGame Inc.
Client: Kolychev
Nature of Case: Copyright of poker application/game by a competitor
Engagement: Retained as testifying expert to provide application functionality review and comparison analysis. Provided expert report.
Represented by: Pillsbury Winthrop Shaw Pittman LLP
Status: Closed

Unified Patents vs PQI
Jurisdiction: IPR
Client: Plaintiff
Nature of Case: IPR Engagement: Retained to provide declaration for an IPR related to patents concerning user authentication and verification during the process of authorizing credit card transactions.
Status: Closed
Represented by: Amster-Rothstein

Black Hills vs. Sonos, Inc. (13-CV-5980-SJO)
Jurisdiction: U.S. District Court, California Central
Client: Plaintiff
Nature of Case: Patent Litigation Engagement: Retained for analysis and testing of Wi-Fi enabled stereo devices. Source code analysis was performed on the embedded software. Testing performed was analysis of behavior of the Wi-Fi capabilities of proprietary devices, including bypassing encryption, analyzing peer-to-peer network routing, packet capture, and unlocking of developer modes.
Status: Closed
Represented by: Hayes-Messina

Kirk v. State of Washington, et. A.l.
Jurisdiction: Washington State, Pierce County
Client: Defendant Nature of Case: Civil case, Negligence
Engagement: Retained for testimony on the reliability of fax machines with regards to sending and receiving faxes. Produced declaration on this matter.
Status: Closed
Represented by: Pierce County Prosecutor’s Office, Civil Division

Alexander Interactive vs Adorama, Inc.
Jurisdiction: U.S. District Court, New York Southern
Client: Plaintiff
Nature of Case: Copyright Infringement and Trade Secrets, Contract Dispute
Engagement: Retained for review and analysis of code base of the Adorama website, including identifying copyright infringing material, retrieving hidden data, and finding evidence of theft of trade secrets. Code reviewed included JavaScript, HTML, PHP, C#.
Status: Closed
Represented by: Savage Law Firm

Ownzones vs Systems in Motion, Inc.
Jurisdiction: U.S. District Court, Arizona
Client: Defendant Nature of Case: Contract Dispute Engagement: Retained for analysis of the code base of the Ownzones website, determining the quality of code and extracting necessary excerpts. Primarily written in JavaScript, HTML, and PHP.
Status: Closed
Represented by: Farbstein & Blackman

GlobalCash vs NRT (337-TA-958)
Jurisdiction: ITC
Client: Defendant
Nature of Case: Patent Litigation
Engagement: Retained for code analysis of ATM software. Part of two person team reviewing 2.5GB in JavaScript, Java, C++, and SCE Script. Code review and report required approximately 3 months.
Status: Closed
Represented by: Foester, Murphy, Altman & Nickel, PC

Document Generation Corporation vs. eClinical Works [3:07-cv-00841]
Jurisdiction: U.S. District Court, Illinois Southern
Client: Plaintiff
Nature of Case: Patent Litigation for Template and Document Generation
Engagement: Retained for code review of eClinical Works software package, a document generation and management system.
Status: Closed
Represented by: The Simon Law Firm

Microsoft Corp. v. 5R Processors, LTD., et al. [2-CV-263]
Jurisdiction: U.S. District Court, Western Wisconsin Client: Defendant Nature of Case: Copyright Infringement with regards to Windows installations Engagement: Testifying expert for forensics and analysis of Windows installation procedures on refurbished and resold PCs. Provided expert report.
Status: Closed
Represented by: The Law Offices of Stephen D. Willett

Diamond Resorts Ltd. vs. Callcentr.com, et. al. Jurisdiction: Ninth Judicial Circuit Court of Florida
Client: Plaintiff
Nature of Case: Theft of Confidential Information Engagement: Retained to determine the owner and operator of a website selling confidential customer information to third parties. Techniques used include network analysis, tracing proxy-shielded-communications, and domain forensics.
Status: Closed
Represented by: BakerHostetler

GeoTag, Inc v. H&M, et al. [2:12-CV-00470-MHS]
Jurisdiction: U.S. District Court, East Texas Client: Multi Defendants (27)
Nature of Case: Patent Litigation for Internet organizer for accessing geographically and topically based information Engagement: Provide code review and non-infringement expertise on dynamically data replication and inheritance of published internet content.
Represented by: Wood, Herron & Evans, KTS, Manatt, ARE, Seyfarth
Status: Closed

Walker Digital, LLC v. Fandango, Inc., et al. [1:11-cv-00313]
Jurisdiction: U.S. District Court, East Texas Client: Walker
Nature of Case: Patent Litigation for eCommerce Technology
Engagement: Provided code review and expertise in travel reservation systems, trading websites, payment cards, workflow analysis, pricing methodology for infringement report analysis.
Represented by: The Simon Law Firm
Status: Closed

Cequint v. Apple Jurisdiction: U.S. District Court,
Client: Apple
Nature of Case: Patent Litigation related to Geo-location and Caller ID technology
Engagement: Provided code review and expertise in Geo-location and Caller ID technology
Represented by: Simpson Thatcher & Barlett LLP
Status: Closed

Bear Creek v. Verizon [1:11cv880] Jurisdiction: U.S. District Court, Northern Virginia
Client: Plaintiff
Nature of Case: Patent Litigation for Telecommunications and VOIP
Engagement: Retained for code review of Verizon telecommunications infrastructure software
Status: Closed
Represented by: Cooley, Manion, and Jones

Verisign Patent Evaluation Nature of Case: Patent Portfolio evaluation
Client: Verisign
Engagement: Retained to evaluate the value of a portfolio of patents covering digital image processing, digital displays, and online transactions.
Status: Closed

Professional Experience

2017 to 2020 CTO RosHub, Inc. Seattle, WA
Developing a robotics cloud solution for ROS-enabled devices. 2016 to 2017 CTO Cumulonimbus, Ltd. Seattle, WA
Overseeing the Intellectual Property development of several products, in such fields as robotics, cloud computing, and emergency coordination
Developing applications for emergency coordination, including implementing functionality for location determination and user verification
Developing applications for robotics cloud computing, including implementing functionality for location determination and user verification.

2011 to Present Technical Consultant eComp Consultants Tampa, FL
Enterprise eMail implementation, retention, and retrieval policies. Provided expert report on potential exploitation of software patents
Construction of demonstratives for expert testimony in regards to patent infringement and invalidity
Performed code review of telecommunication infrastructure software
Cybersecurity consultant

2013-2015 Technical Consultant New Amsterdam, LLC New York, NY
Product design and research for potential products, including Mesh networking and mobile payments
Patent prosecution 2011 Desktop Technician Florida Department of Health Tallahassee, FL
Evaluation and use of backup storage devices, including tape storage devices
Use of tape archives to effect restoration of data on various systems
Email backup and archival. Ensuring compliance with email backup and archving policies, including HIPPA compliance with emails containing health records
Provided support for technical issues on Microsoft Windows XP machines
Network set up and repair

2009 to 2010 IT Support eCompWitness Tampa, FL
Advanced computer administration support and repair
IT Help desk and troubleshooting knowledge skills and experience
Interoffice LAN administration . Office printer support and repair

2008 Teacher and Teaching Assistant Florida State University Tallahassee, FL
Young scholars Program
Taught advanced high school computer programming techniques
Intermediate C++
Recitation in Computer Operations Systems
Taught Operating System methods and topology, primarily concerning the Linux operating system
Taught how to write Linux system programs and kernel modules

2005 Software Tester Eva-Tone Clearwater, FL
Performed testing and quality assurance for commercial software including computer based industry education. . Compared reference docs to actual webpage rendering . Tested compatibility of web browsers for operations of commercial websites
Internet Explorer, Firefox, Netscape, etc. Technical Tools & Environments: Unix, Linux, OS X, Windows, Android, iOS
Unreal Engine, Unity, ROS . Microsoft .NET, C#, C/C++, UnrealScript, Python . Java, Javascript, JSP, ASP, HTML . SQL Databases, including MS-SQL Server, MySQL, PostgreSQL

Focus Areas

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