The following are expert witnesses for disk drive controllers matters. Our experts cover the technologies of: hard disk drive controllers, CD, DVD with deposition and testifying experience.


#1013  Consultant holds a Ph.D. in chemical/materials engineering.  He has over 40 years of storage and hard disk drive technology experience. He has served as an expert witness on magnetic storage relating to HDD products; for advanced storage technologies as flash memories, MRAM, RRAM and phase change products. He is very familiar with all aspects of processing for these products and maintains numerous trend charts projecting the future technologies of computer storage. 


  • Computer storage
  • flash memories
  • Hard disk drive technology
  • Magnetic storage
  • MRAM
  • RRAM
  • Storage industry


#1014              Consultant holds a Ph.D. in Computer Engineering. His Expertise is in Network Storage Architecture, designed disk controller firmware for IEEE 796, LSI-11, SCSI based disk controllers and experience with Enterprise Storage Area Networking (SAN) and Audio/Video streaming storage networking systems, most notably switched fabrics, embedded microprocessors and microcontrollers expert has thirteen patents relating to storage and/or network architecture, has served as expert witness in over eight cases including deposition and court testimonial experience.


#1017              Expert has over 38 years of experience with storage devices, embedded software systems for industry and consumer products, systems, including Flash Memory ( Solid State Disks, memory cards, flash drives ), Optical Storage , Magnetic Storage, RAID/Disk Arrays and jukeboxes; USB, SCSI, iSCSI, IDE/ATA/ATAPI/SATA, Fibre Channel, PCMCIA, game programming, home appliances and telecommunications. He is experienced with various programming languages, including C, C++, Delphi, C# and assembly. 

He has been an expert witness and expert consultant in over 14 engagements involving patent, trade secret, copyright, class action and contractual disputes, patent portfolio reviews including file systems, game programming, home appliance, telecommunications and television control software. He has written expert reports, been deposed, and has provided courtroom testimony at trial.


  • Embedded software systems
  • Fibre Channel 
  • Game programming 
  • Home appliances 
  • Magnetic storage ( Hard Disk, Floppy Disk, Tape ) 
  • Optical storage (CD, DVD, WORM, Magneto-Optical) 
  • RAID/Disk Arrays and jukeboxes 
  • Storage devices 
  • Telecommunications 


#1019              This consultant is a technical leader in the computer, software and hard disk industry with over thirty years of experience. He holds a Ph.D. in Computer Science from an Ivy school. This expert has worked over 40 cases, testified in deposition and at trial.  Inventor on seven patents and author of a book and several published technical papers.  His areas of expertise are: 

  • Bus design – system bus – local area network – LAN – bus bridge
  • Computer design – CPU – multiprocessor – I/O controller – input/output
  • Hard disk – RAID – storage network – SAN – NAS
  • Internet protocol – http – cookies – web server
  • Memory design – memory controller – cache – Flash memory – RAM, ROM
  • Operating system – file system – file server – file access protocol
  • Simulation – performance – benchmark
  • Software – firmware – embedded systems
  • Standards – ATA – ATAPI – IDE – 1394 FireWire I-Link – SCSI – Futurebus


#1037              Expert has an advanced degree in physics with a research background in digital storage technology devices including HDD.  He has analyzed large digital storage IP portfolios and testifying experience in court.  Expert has worked in the disk drive industry and managed the development of high density systems (recording systems technology, optical recording, servo, patterned media and recording heads). He has worked on numerous litigation matters and has testifying experience.


#1045              Consultant is an electrical engineer with 35 years of experience in the electronics industry. As an independent consultant, he has served a diverse clientele having equally diverse needs. He has consulted with large corporations, small companies, startup companies, and individual entrepreneurs concerning their products and technologies. Consultant has managed projects, studied product and system feasibility, assessed technology, advised executive management, mentored young engineers, and served as an expert witness in patent litigation. He developed electronic products, systems, and devices for industrial, consumer, commercial, military, and medical applications. He performed research and development in corporate and academic laboratories, and worked with testing, sustaining engineering, and manufacturing organizations. He had also taught graduate and undergraduate courses in electronics, computer networks, and control theory.

Consultant developed analog circuits, digital circuits, and electronic microcontroller-based devices for a variety of applications, including light detection, sensing industrial valve position using magneto-resistive devices, diagnosing under-the-hood automotive sensors, detecting phosphorescence, measuring the height of river water, charging batteries for an orthopedic tool, and testing furnace igniters. He’s designed servo systems, data detectors, signal processors, and test systems for magnetic disk and CD, DVD, Magneto-Optical (MO), and WORM optical disc technologies, and designed computer peripheral devices for PC, EISA, VME, and proprietary data busses. He has evaluated product design and performance and has characterized electronic and electro-mechanical components for performance and failure.


#1094          Consultant is an electrical engineer with 35 years of experience in the electronics industry. He has developed electronic products, systems, and devices for industrial, consumer, commercial, military, and medical applications. He has  also taught graduate and undergraduate courses in electronics, computer networks, and control theory. Expert has a great deal of litigation and testifying experience.


  • Algorithms
  • Analog Circuit Design
  • Assembly Language
  • C, Visual Basic, Pascal, Fortran
  • Computer System Peripherals
  • Control Systems
  • Data Acquisition
  • Data Communications
  • Data Storage
  • Digital Circuit Design
  • Digital Signal Processing
  • Electro-Mechanical Devices
  • Embedded Systems
  • FPGA Development
  • Instruments and Measurements
  • Laser Optics
  • Low-Power Electronics
  • Magnetic Disk Technology
  • Magnetics
  • Mathematical Modeling MATLAB & Simulink
  • Microcontrollers
  • Optical Detection
  • Optical Disk Technology
  • Product Development
  • Programming Languages
  • Sensors
  • Servo Systems
  • Software and Firmware
  • SPICE Simulation
  • System Design
  • VHDL and Verilog
  • Wide Band Circuit Design


#1165              Consultant is a professor of Mechanical Engineering.  His research interests are in tribology, solid and fluid mechanics, especially as regards their application to mechanical aspects in computer technology. He has authored or co-authored about 375 archive journal publications. Many of these papers have been concerned with mechanics of particular configurations associated with computer magnetic recording disk drives. These include stability of packs of flexible disks, and the study of vibrations and deflection of rotating flexible disks, as well as mechanics of fluid jets in ink jet printers and fuser mechanics in electrophotography copiers. Consultant has litigation experience along with testifying experience.


#1166            Consultant is an expert in the design and refinement of all kinds of electro-optical systems and many other types of mixed-technology systems, with emphasis on high performance at low cost. Leading designer of ultrasensitive optoelectronics and other low noise analog circuitry.

Holds 43 US patents issued or pending, with extensive experience in both sides of the patent process: drafting and prosecution as well as technical interpretation and litigation.  He has written 30+ technical articles on electro-optics and advanced instruments. Expert has litigation and testifying experience.


#1170              Consultant is a professor of mechanical engineering.  His major research areas include disk drive dynamics (spindle motors, disk media, glide heads, and suspension systems), vibration of rotating machines, PZT thin-film microsensors and actuators, medical applications (e.g., hearing implants and hearing aids), damping technology (passive, active, and hybrid damping, isolation), linear and nonlinear vibration. He has expert witness and testifying experience.


#1210              Consultant is an professor in Optical Science and electrical engineering with experience in optical data storage and optical devices. He has expert witness experience along with testifying.


#1215              Consultant  specializes in firmware development and expert witnessing for hard disk drives and other storage devices, with experience in read channel, servo, host interfaces, forensic product analysis for patent infringement, software source code analysis for patent, copyright, and intellectual property and trade secret infringement.