Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1078351 | Chair back | Hanqiang Peng | 2025-06-10 |
| 11097925 | Device for cage jamming buffer of large-tonnage hoisting system of ultra-deep shaft | Guohua Cao, Zhencai Zhu, Ying Wang, Ke Wang, Chunli Hua +6 more | 2021-08-24 |
| 10913636 | Device and method for adjusting tension of a steel wire rope of an ultra-deep vertical shaft at a hoisting-container-end | Guohua Cao, Lifei Jiang, Zhencai Zhu, Chunli Hua, Gongbo Zhou +4 more | 2021-02-09 |
| 10870559 | Apparatus and method for measuring rotational angle of sinking platform | Guohua Cao, Yandong Wang, Zhencai Zhu, Gang Shen, Shanzeng Liu +3 more | 2020-12-22 |
| 10513419 | Slope-adaptive inclined special elevator | Guohua Cao, Zhencai Zhu, Lei Wei, Jiancong Qin, Xiaoguang Bo +2 more | 2019-12-24 |
| 10399822 | Hydraulic elevating platform having no guide rails and elevating method | Zhencai Zhu, Guohua Cao, Jiancong Qin, Panda Wang, Lingyun Ma +4 more | 2019-09-03 |
| 10351391 | Variable gradient inclined running container traction rope adjustment apparatus and method | Guohua Cao, Lei Wei, Zhencai Zhu, Xiaoguang Bo, Lei Wang +2 more | 2019-07-16 |
| 10118811 | Eccentric loading adjusting mechanism and method for parallel suspension platform | Zhencai Zhu, Guohua Cao, Naige Wang, Lu Yan, Lei Wei +4 more | 2018-11-06 |
| 9994426 | Lap joint platform of large-load lifting container | Zhencai Zhu, Guohua Cao, Yang Yang, Yuxing Peng, Gongbo Zhou +2 more | 2018-06-12 |
| 9975737 | Horizontally movable vertical shaft rope guide and regulating method thereof | Zhencai Zhu, Guohua Cao, Yandong Wang, Lu Yan, Yuxing Peng +3 more | 2018-05-22 |
| 9845605 | System and method for automatically regulating tensions of guide ropes of flexible cable suspension platform | Guohua Cao, Yandong Wang, Zhencai Zhu, Jinjie Wang, Zhi-Zhong Liu +4 more | 2017-12-19 |
| 9840396 | Fall prevention brake buffering system for high-speed mine lift | Zhencai Zhu, Guohua Cao, Jiancong Qin, Hongqiao Kang, Guoan Chen +6 more | 2017-12-12 |
| 9713261 | Fabrication process of stepped circuit board | Jianyuan Song, Pingping Xie, Dong Liu | 2017-07-18 |
| 9689257 | Guide rail rope deflection inhibition mechanism and method for parallel soft cable suspension system | Guohua Cao, Jinjie Wang, Zhencai Zhu, Yandong Wang, Lei Zhang +2 more | 2017-06-27 |
| 9488558 | Device and method for detecting the tension on a guide rope of a hanging scaffold in a construction shaft | Guohua Cao, Yandong Wang, Zhencai Zhu, Jinjie Wang, Shanzeng Liu +2 more | 2016-11-08 |
| 9242836 | Apparatus and method for automatically adjusting the tension of a flexible guide rail | Guohua Cao, Zhencai Zhu, Renyuan Wu, Jiancong Qin, Hongqiao Kang +5 more | 2016-01-26 |