This document contains summaries of 4 patent applications relating to 3D printing and additive manufacturing. The first application involves using a 3D printer to build replacement items for an Internet of Things network based on inventory needs. The second describes a 3D food printing system that can customize and print meals. The third is a method for customizing 3D printed objects by modifying control points in a model. The fourth proposes a system for scheduling additive manufacturing resources using cloud computing to optimize utilization of 3D printing resources.