Mark Brinkerhoff, PE (CA), is president and part owner of Fusion Design, Inc. in Campbell, Calif. Mark has obtained eight patents for mechanical devices and systems. Previously, Brinkerhoff was an engineering and model shop manager at Amdahl Corporation and a manufacturing engineer at Hewlett Packard Company. He has 30 years of experience developing both products and production machines. While earning his BSME degree at California Polytechnic State University and the College of the Siskiyous, Brinkerhoff participated in a co-op program at Schlage Lock company. He has been an active direct and indirect developer of mechanical systems and products (50 to 100 per year). These activities include design, analysis, DFM, DFT, DFA, Cost down and project management. Since joining the Society of Manufacturing Engineers in 1995, he has been active in Silicon Valley Chapter 98, where he previously served as treasurer has coordinated many factory tours throughout the Bay Area. Brinkerhoff is an Eagle Scout with the Boy Scouts of America.