1. Ben-Yoseph E, Collins TM, Shastry AV, Suttle JM, Walters M, Willcocks NA (2009) US Patent 7,597,752
2. Fork DK, Hantschel T (2010) US Patent 7,765,949
3. Batchelder, JS, STRATSYS Inc (2015) Additive manufacturing system and method with interchangeable cartridges for printing customized chocolate confections. U.S. Patent 8,986,767
4. Pallottino F, Hakola L, Costa C, Antonucci F, Figorilli S, Seisto A, Menesatti P (2016) Printing on food or food printing: a review. Food Bioprocess Technol 9(5):725–733
5. Millen CI (2012) The development of colour 3D food printing system: a thesis presented in partial fulfilment of the requirements for the degree of Master of Engineering in Mechatronics at Massey University, Palmerston North, New Zealand. Doctoral dissertation