ALEXANDRIA, Va., June 9 -- United States Patent no. 12,285,801, issued on April 29, was assigned to Seurat Technologies Inc. (Wilmington, Mass.).

"Modular architecture for additive manufacturing" was invented by Andrew J. Bayramian (Marblehead, Mass.), April L. Cooke (Billerica, Mass.), Cote LeBlanc (Malden, Mass.), Drew W. Kissinger (Carlisle, Mass.), Francis L. Leard (Sudbury, Mass.), Harold W. Chittick (North Andover, Mass.), James A. DeMuth (Woburn, Mass.), Jeffrey Jarboe (Wakefield, Mass.), Joseph Gillespie (Boxford, Mass.), Kourosh Kamshad (Hudson, N.H.), Nicholas C. Ferreri (Portsmouth, N.H.), Ning Duanmu (Nashua, N.H.), Susanne Kras (Chelmsford, Mass.), Summer Kapuaimilia Mundon (Medford, Mass.), Yiyu Shen (Tewksbury, Mass.) and J....