No.1: invention name: silk essence powder and production process
Originator: Shen Xinqi, Sheng Jiayong, Hu Hanqing, Chen Yizhang
Patent number: ZL 2003 1 0106183.7
Date of application: Oct.31st,2003
Patentee: Huzhou Aotesi Biochemical Co.,Ltd.
Date of the announcement: May.2nd,2007
Certificate number: 322373




No.2: Invention name: quick dissolving sericin powder and production process
Originator: Sheng Jiayong, Shen Xinqi, Hu Hanqing, Chen Yizhang
Patent number: ZL 03150652.6
Certificate number: 227333
International patent main category number: D01F 13/02
Date of application: Aug.29th,2003
Patentee: Huzhou Aotesi Biochemical Co.,Ltd.
Date of the announcement: Sept.14th,2005