Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11773525 | Double-rotor washing type drum washing machine | Krati Bhargava, Fang Deng, James Hull, Dennis Kehl, Weitao Yang | 2023-10-03 |
| 8830857 | Name-to-address mapping system, data transmission method and name-to-address mapping maintenance method | — | 2014-09-09 |
| 7646167 | System for updating programmable batteries | Li Yao Feng, Zeng Jin Hui | 2010-01-12 |
| D519772 | DVD case with eight-petal center lock | — | 2006-05-02 |
| D519773 | DVD case with an elliptical center lock | — | 2006-05-02 |
| 6004454 | Hydrocracking of heavy oil and residuum with a dispersing-type catalyst | Li Yuansheng, Jiang Lijing, Zhang Zhongqing, Liu Jiduan, Ren Shuyan +2 more | 1999-12-21 |
| 5948721 | Dispersing-type catalyst for hydrocracking of heavy oil and residuum, and a method for the preparation thereof | Li Yuansheng, Jiang Lijing, Zhang Zhongqing, Liu Jiduan, Ren Shuyan +2 more | 1999-09-07 |