inventors

The USPTO will conduct the National Summer Teacher Institute (NSTI) on Innovation, Science, Technology, Engineering, and Mathematics (STEM), and Intellectual Property during the week of July 19-23, 2021. The program is virtual this year. Teachers can apply to participate online through June 7.

Dr. Alfred Yi Cho’s invention was indeed where no man has gone before, but with vast impacts on Earth. Whenever you make a cellphone call, read words on a computer, watch a DVD, or use a microwave oven, you are benefiting from molecular beam epitaxy (MBE).