Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12366679 | Method and device for identifying full-section excavation parameters of large-section tunnel with broken surrounding rock | Jun Gao, Zhongyi Zhang, Xiao Lin, Xiaowei Zuo, Kaiwen Liu +20 more | 2025-07-22 |
| 12110890 | Rotary compressor and refrigeration cycle device | Masao Ozu, Bin Gao | 2024-10-08 |
| 11920472 | Reasonable millisecond time control method for excavation blasting of tunnel | Jun Gao, Liyun Yang, Xiao Lin, Ming Zhang, Kaiwen Liu +9 more | 2024-03-05 |
| 11059171 | Method and apparatus for optimizing a target working line | Shaojie Cheng, Roy Fraser, Yan Xu, Wenqi Yeo, Yanlai Wu | 2021-07-13 |
| 10930815 | Light emitting device | Chao Liu, Zhendong NING, Jun Zhang, Weihuan LI, Wen Gao +2 more | 2021-02-23 |
| 10626867 | Electric compressor and refrigeration device having same | Masao Ozu, Jijiang Yu, Cheng Zhang, Hong Guo, Xingbiao Zhou +2 more | 2020-04-21 |
| 10605492 | Refrigeration cycle device | Masao Ozu, Weimin Xiang, Jijiang Yu, Hong Guo, Cheng Zhang +3 more | 2020-03-31 |
| 10072661 | Rotatory compressor and refrigerating cycle device | Masao Ozu, Weimin Xiang, Jijiang Yu, Hong Guo, Jingtao Yang +2 more | 2018-09-11 |