ALEXANDRIA, Va., Oct. 7 -- Sigma Labs, Santa Fe, New Mexico, has been assigned a patent (No. 11,135,654, initially filed May 18, 2018) developed by four co-inventors for a "method and system for monitoring additive manufacturing processes." The co-inventors are Vivek R. Dave, Concord, New Hampshire, R. Bruce Madigan, Butte, Montana, Mark J. Cola, Santa Fe, New Mexico, and Martin S. Piltch, Los Alamos, New Mexico. The full-text of the patent can be found at https://patft.uspto.gov/netacgi/nph-Pa  more