I am a PhD mechanical engineer expert witness who consults regarding patent infringement, intellectual property (IP), and the forensic analysis of mechanical devices and manufacturing processes. I am located in northern Michigan and provide national service. 
Batzer Engineering
8383 M 113 E
Fife Lake, MI 49633-9364
Tel - 479-466-7435
XC90 Rollover Test
Ruger No. 1 Barrel Failure.
"A+ work, Dr. Batzer – many, many thanks. Your excellent work has appreciably contributed to improving my clients’ lives."

Neil Chanter, Esq.
Strong-Garner-Bauer, P.C.
Springfield, Missouri

Batzer Engineering