GENEVA, Feb. 1 -- HUANENG LONGDONG ENERGY CO., LTD (No. 11 Shiyou East Road, Xifeng DistrictQingyang, Gansu 745002), 华能陇东能源有限责任公司 (中国甘肃省庆阳市西峰区石油东路11号) filed a patent application (PCT/CN2024/132522) for "ROOF PHOTOVOLTAIC LIFTING DEVICE" on Nov 17, 2024. With publication no. WO/2026/020653, the details related to the patent application was published on Jan 29, 2026.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
Inven...