Industrial / Product Design and Development Expert Witnesses: 18

Dr. Rolf Biernath, PhD, Chemical Engineering, University of California, Berkeley, and BChE, Georgia Institute of Technology) has over 35 years of experience in the Chemical Industry with a concentration on Polymer Science and Engineering and Material Science Fracture Mechanics. He worked in Materials and Processes at 3M for 31 years in senior technical roles developing materials, processes, and systems. His 58 US patents span a broad range of scientific and engineering disciplines.

Litigation Support - Dr. Biernath is a Patent & Civil Liability Expert Witness having worked with in-house and outside attorneys in prior art searches. He's drafted claims and strategized claims in a variety of fields. He has written Expert Reports for Civil Liability, including material failure analysis, computer simulation, and manufacturing assessment. He is known for his ability to explain complex technical problems simply.

Areas of Expertise:

Adhesives and Tapes Polymer Engineering Failure Analysis and Prediction Electronic Displays (LCD, ePaper) Light Sources (LEDs, LASERS) Short-Wave InfraRed (SWIR) imaging

Applied Physics Metrology Optical Sensors Optical Films Mid-IR Sensors and Emitters Physics-based Digital Twins, Computer Modeling

Background Experience - Dr. Biernath has 58 Issued US Patents on new products and processes, including:

• Industrial Adhesives and Tapes – 3D printing materials selection, development, automation, and tape application processes
• Electronic Materials – epoxy thermoset adhesives & application process, high speed electronic connectors
• Electronic Displays and optical display films, outdoor digital displays
• Microreplication and textured adhesives and processes, microfluidics, e-Paper
• Signage – retroreflective signage, license plate recognition, ADAS,and Human Invisible, Machine-Readable Coding System
• IoT and IIoT / Automatic and predictive selection and replacement

Dr. Biernath has expertise in stresses in planar systems due to a range of causes including, thermal expansion mismatch, humidity and solvent uptake or loss, and cure shrinkage. He understands assembly processes for tapes and adhesives including interpreting Technical Data Sheets, Application Data Sheets, developing test methods, and selecting materials.

View Biernath Consulting, Inc.'s Business Consultant Profile.

Karl R. Leinsing, MSME, PE, President of ATech Designs, Inc., is a Professional Mechanical Engineer who specializes in Medical Device Product Development from concept to production. Mr. Leinsing has been granted over 40 patents (needle free IV valves, laparoscopic devices, needlescopic devices, suture lockers, catheters, mitral valve repair devices, sleep apnea, CPAP, catheter dressing, stapler, knitting machines) and excels in solving the most complicated problems and design challenges. Mr. Leinsing also has experience with e-cigarettes, vaping devices, bedside glucose monitors, pumps of all types, continuous glucose monitors (CGM), auto-syringe, pen injectors, peritoneal dialysis, wound dressings and pumps, IV systems, bone anchors/plates/screws, suture devices, urinary incontinence devices, urinary catheters, AAA stent graphs, fixation devices, and many other medical devices.  His company has a fully equipped medical lab with calibrated measurement and test equipment and all is fully documented with high quality reports with pictures and video to provide credible results and easy to understand compelling data.

The winner of five design awards, Mr. Leinsing is recognized as one of the top 100 medical device professionals in the nation by MD&DI. For dedication to his industry, he was made the 2014 Chairman of the Medical Device and Manufacturing Conference in Anaheim, CA. Mr. Leinsing has also been acknowledged for his work in a publication by Life Magazine. Mr. Leinsing offers litigation support services to the legal community. He has extensive experience with Patent and Product Liability cases including report writing, depositions, and testimony.

Areas of Expertise:

Intravenous (IV) Systems & Disposables Hernia Repair Endometrial Ablation Laparoscopic Instruments Injection Ports Catheters Heart Valve Repair / Replacement Subcutaneous Ports

Bed Rails Cervical Screws Syringes, pen injectors, auto-injectors IV / Insulin Pumps Glucose Monitors Peritoneal Dialysis Pumps Abdominal Aortic Aneurysm (AAA) Repair Sleep Apnea Devices (CPAP)

View Karl Leinsing's Consulting Profile.

Dr. Adam K. Aleksander, PhD, PE, CSP, has over 40 years of experience in the areas of Mechanical Engineering, Human Factors, and Safety Engineering. He combines both academic credentials and active work in industry to provide a grounded perspective in Product Liability, Industrial Incidents, Warnings, and OSHA related issues. He is also a VP of an Energy Services firm, with over 35 overseas assignments related to forensic services, power utility issues, and equipment failures.

Dr. Aleksander has been a practicing engineer since 1972, focusing his Manufacturing, Consulting and Forensic investigations on Problem Definition and Root Cause Analysis of complex problems in confidential issues. His firm has experience encompassing an enormous variety of claims, from large $45 million dollar dam claims, to environmental clean-up claims, to small road construction claims. His litigation services often involve reconstruction, perception reaction studies, warnings, equipment operation, mechanical failures, industrial accidents, skiing, and bicycling injuries.

As an Expert Witness, Dr. Aleksander has worked with many clients, including plaintiff's and defendant's attorneys, both civil and criminal, attorneys representing corporations, corporations in the power utility area, and corporations that produce products. His services are also available to insurance executives with complex claims issues that involve industrial or utility related losses. Dr. Aleksander has been retained over 125 times in a wide range of technical investigations.

Litigation Expertise:

• Product Liability - Design, Manufacturing and Marketing Defects, Involving Damage, Injury or Fatality
• Equipment Failures - Proximal Cause of Failure with Contributing Factors
• Human Factors, Visibility, Ergonomics, and General Research Issues - Product Usability, Warnings, Instructions, Perception, Reaction Time, Visibility and Conspicuity Issues
• Construction, OSHA, and Safety Engineering - Regulatory and Safety Issues
• Industrial Projects
• Power Utility - Service and Equipment Failures

View Dr. Aleksander's Consulting Profile.