Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9292783 | Radio frequency identification tag having diversion-proof function and manufacturing method thereof | Kai Yang, Yun Gao, Jin Tao, Xiaodong He | 2016-03-22 |
| 9111471 | Sheeting with dynamic three-dimensional images and manufacture device thereof | Aiming Ge, Yun Gao, Kai Yang | 2015-08-18 |
| 8632849 | Anti-counterfeit film with an amphichroic pattern and a preparation method thereof | Lanxin Dong, Yun Gao, Zhixi Zhang | 2014-01-21 |
| 8541095 | Security film and process for preparation thereof | Kai Yang | 2013-09-24 |
| 8444279 | Security film and process for preparation thereof | Kai Yang, Aiming Ge | 2013-05-21 |
| 8334082 | Sensitive liquid crystalline polymeric material suitable for reflective hologram recording and the preparing method thereof | Yun Gao, Renshun You, Kai Yang, Xuewen Xu | 2012-12-18 |