US application 20140335244, Shih-Ting Chen & Chin-Hua Chiang, "Frozen instant tapioca pearls and method for manufacturing the same", published 2014-11-13, assigned to Fong Chen Frozen Food Co., Ltd.
US grant 6455091, Patrick Po-Yung Ling & Janie Huoy-Jen Lai, "Time saving method for preparing tapioca starch balls and the product thereof", published 2002-09-24