On Research Gate y0u can find 39 articles with Dr. Truchard as author or co-author. The first article listed is from June 1967 published in the Journal of the Acoustical Society of American.
Extremely-Low-Noise Preamplifier for Audio Frequencies
“A low‐frequency low‐noise preamplifier has been designed around a recently developed field‐effect transistor(FET). Data are presented on the noise performance of this FET circuit as compared with a state‐of‐the‐art bipolar transistor circuit.”
The entire list is here:
https://www.researchgate.net/profile/James-Truchard
National Inventors Hall of Fame (see year 2019 for Dr. T and Jeff K.)