Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11944066 | Pet cat excrement screening device | Xiaoqing Ma, Xin Shi, Weike Guo, Weixue Guo, Junchao Zhang | 2024-04-02 |
| 11432525 | Excrement screening device and method | Xin Shi, Xiaoqing Ma, Feng Li, Junchao Zhang | 2022-09-06 |
| 11185906 | Tool with heater for forming part with tailored properties | David Camil POLSONI | 2021-11-30 |
| D881479 | Handle for pet leash | Junchao Zhang, Xiaoqing Ma | 2020-04-14 |