Coherent appointed Bob Boyes senior product line manager. Dyconex named Christian Beck director of sales. He has 13 years' experience in project management and business development. eSurface Technologies appointed Michael Corrigan president and chief financial officer, and Dave Torp COO. Scott is developing a plastic material from plant cellulose for a cellphone's skeleton, and PCBs that dissolve into sugars in the presence of engineered bacteria.
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