A Vietnamese inventor whose biomedical research has produced painless skin patches that can replace vaccine injections and implants that dissolve harmlessly inside the body has been elected to one of the oldest science academies in the U.S. Associate Professor Nguyen Duc Thanh Nguyen Duc Thanh, an associate professor at the University of Connecticut, was among 36 new members elected to the Connecticut Academy of Science and Engineering (CASE), the academy announced last week.